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REV

DISCRIPTION

ECN

DATE

REV

ECN

DATE

P0

PROTOTYPE

4-22-96

P1

PROTOTYPE

6-20-96

P2

PROTOTYPE

8-7-96

P3

PROTOTYPE

9-21-96

P4

PROTOTYPE

10-1-96

P5

PROTOTYPE

10-17-96

A0

PRE-PRODUCTION

10-26-96

A1

PRODUCTION RELEASE

12-2-96

A2

ADD TWO SHUNT JUMPERS (32-1075) TO SCH AND BOM

1352

1.30.97

A3

CHANGE U63 TO V1.01 SOFTWARE

1373

2.17.97

A4

CHANGE SW10-SW16 FROM 44-0083 TO 44-0077

1394

2.17.97

A5

CHG U63 TO V1.02, R411 TO 10K, R426 TO 7.5K

1410

2-25-97

A6

CHANGE LIGHT TOUCH SWITCHES FROM 44-0077 TO 44-0083.

1553

4-23-97

A7

CHANGE U63 FROM VERSION 1.02 TO VERSION 1.03.

1598

5-12-97

A8

INSTALL 220pF SMT (62-3138) AT C72.

1633

5-22-97

A9

CHANGE SDISC TO 72-3181.

1815

10-3-97

AA

OMIT RESISTORS R228 AND R238.

1850

10-30-97

AB

CHANGE C72 TO 62-0022, TIE TO ANALOG GROUND.

1903

11-19-97

AC

CHANGES TO REV A BOARDS TO CREATE 2120 VGS ARTIST PRODUCT

2014

2-12-98

|LINK |056280AC.001 |056280AC.002 |056280AC.003 |056280AC.004 |056280AC.005 |056280AC.006 |056280AC.007 |056280AC.008 |056280AC.009 |056280AC.010 |056280AC.011

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.000 Wednesday, August 02, 2000 Sheet 0 of 11 Rev AC

P1B 100K402011 4 6 +12V 5 INPUT J1 J320118 1 4 5 2 3 6 D5 1N4148R C31 .047MD7 FB260217 L37 +12V -12V R332 1M-7 C11 2.2NPS25E1 R11 10K-7 COMP ATTACK 0 10K-7 R47 Q1 2N4124 C14 10NPME1 C17 .047MD7 COMP THRESHOLD +5VA 4 2 U9A LM1972/SM R13 220K-7 1 -12V R337 220K-7 R55 47K-7 R378 1M-7 C23 .0068J 3 7 5 R379 10-7 -12V R381 3.3K-7 C5 10NPME1 7 +12V R383 3.3K-7 +12V 3 7 5 1 R65 10K-7 C12 10NPME1 1 8 2159 6 4 2 6 5 U10B 7 3 R35 10K-7 R52 20K-7 R34 1K-7 8 5 U2C A B Y S 4 9 6 5 U3B 7 COMP/WAH OUT +12V 8 C21 .0068J R54 4.7K-7 R387 1M-7 R388 10-7 10NPME1 C20 C22 120PKD1 R59 47K-7 +12V 8 6 5 R19 10K-7 U11B R58 4.7K-7 -12V +12V R53 2K-7 *WAH BYP R51 2K-7 R45 10K-7 LF353/SM 1 U4 2159 6 4 2 3 U6A 8 2 U36 LF353/SM -12V C85 OMIT R380 51-7 C318 .0010J R382 51-7 +12V 8 6 R61 R60 20K-7 R18 4.7K-7 4 3 1 2 U96A OMIT -12V 2 4 6 R385 OMIT U96B 1 L44 600UH C6 OMIT -12V 8 6 5 7 R386 OMIT +12V 8 21 10K-7 R62 10K-7 +12V R17 20K-7 OMIT R46 5 U6B 7 C25 10NPME1 R67 2K-7 R250 100-7 4 NJM4560/SM 4053/SM +5VA U2D 6 16 R68 1K-7 C289 .047MD7 EN VD VS VE 8 7 -5VA NJM4560/SM R24 100K-7 6 7 5 U12B LF353/SM R29 1M-7 R12 100K-7 +12V R9 39K-7 R8 1K-7 8 19 R254 1M-7 2 Q2 2N4124 COMP ATTACK 1 R33 10K-7 WAH CRTL 1 U11A R384 10-7 3 LF353/SM +12V 10 R16 100K-7 18 11 4 L1 FB260217 R31 10K-7 R86 470K-7 NJM4560/SM 2 3 U90A 1 10NPME1 C15 P1A 100K402011 1 3 C34 1M50E1 R88 470K-7 R44 33K-7 -12V 8 6 5 U90B 7 DRY DRY 2 DRY R93 20K-7 6.8K-7 R335 +12V R41 10K-7 5 6 U8B 7 +12V LF353/SM 8 D1 LEDR702082 R81 1K-7 2 3 U8A 1

Q7 2N5088

C72 220PMD

-12V D6 1N4148R R32 4.7K-7

4 C10 4.7ME1 1 9 2

LF353/SM 4 -12V

+12V

NJM4560/SM R2 51-7 C13 1NPME1 6 4 2 C4 10NPME1 1 R36 1M-7 R255 220K-7 R1 15K-7 3 7 5

C1 50PJD1 R4 15K-7 C7 10NPME1 1 3 2159 LF353/SM 4 -12V U7A 47K-7 R5 R354 3.3K-7 4 R356 62K-7 C18 10NPME1

C2 120PKD1 *COMP BYP R50 2K-7 R22 2K-7

U1

8

2

12 13

U2A A B Y S

14 11

NJM4560/SM 2 3 U10A 1

R333 1M-7

-12V

+12V 8 6 C19 10NPME1 7 LF353/SM

R23 1K-7

4

+12V R3 SSM2120A U5C 3 R48 3.3K-7 D4 1N4148R D3 1N4148R 20 R21 47K-7 R10 39K-7 3.3K-7 +12V

4053/SM

-12V 2K-7 R49

2 -12V LF353/SM 2 1 17 3 U12A U13A LM1972/SM

5

U7B

R6 1K-7

COMP OUT LEVEL

1

U9B LM1972/SM -12V 4

COMP RATIO

LF353/SM

4053/SM

-12V

U5A

16

U5B

20

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.001 Wednesday, August 02, 2000 Sheet 1 of 11 Rev AC

OMIT

SSM2120A 7 5 19 22 17

SSM2120A

R150 1K-7 3 U17B Y Y0 Y1 Y2 Y3 SS TYPE 0 SS TYPE 1 10 9 6 A B INH CD4052DA/SM C33 .0018J C27 .022J D9 1N4148R D12 1N4148R D13 1N4148R D10 1N4148R 1 5 2 4 C73 10NPME1 R403 1K-7 R83 470K-7 13 14 15 12 1 5 2 4 6 11 10 9 U15 X0 X1 X2 X3 X4 X5 X6 X7 INH A B C X 3 R85 2K-7 2 3 U23A 4 1 SS DIST OUT

DIST IN 10NPME1 C29

R71 2K-7

NJM4560/SM -12V V+ 16

R77 1K-7

R108 51-7 +5VA C56 .047MD7

D2 1N4148R

D11 1N4148R

VEE

7

-5VA

4051/SM SS TYPE 1 SS TYPE 0 SS TYPE 2 SS TYPE 1 SS TYPE 0

R87 100K-7 C35 .0047J

R72 27K-7 +12V 8

R43 100K-7

2 3 U24A 4 -12V 1 4.7K-7 R84 6

7 5 U23B NJM4560/SM R112 4.7K-7 R110 100K-7 5 6 U16B C180 .047J LF353/SM D16 1N4148R R111 10K-7 7 10NPME1 C40 +12V 8 10NPME1 C319 470-7 R401 R96 1K-7 R402 1K-7 LF353/SM

OVERDRIVE

R404 1K-7

D17 1N4148R

C42 .15J

C41 .010J

+12V R78 6.8K-7 Q5 2N5088

GRUNGE

C43 120PKD1

R92 220K-7 R100 100K-7 C66 10NPME1 1 -12V R113 10K-7 R336 4.7K-7

R79 470K-7 LF353/SM 2 C39 10NPME1 DIST IN DIST IN R91 2K-7 U17A C62 .047J C53 .047MD7 LF353/SM 3 2 R104 100K-7 U16A 1 R89 7.5K-7 R90 20K-7 12 14 15 11 X X0 X1 X2 X3 VEE VDD VSS CD4052DA/SM 4.7K-7 R407 4.7K-7 R408 R409 1K-7 C174 .047MD7 7 16 8 3 R400 2K-7 13 +5VA C87 10NPME1 LF353/SM R251 51-7 -5VA 5 7 U22B 6 8 19 17 U22A

FUZZ
5

+12V 8 7 6 U24B R147 100K-7 C47 10NPME1 R109 1K-7

-12V 20

4

R398 47K-7

D72 1N4148R

D23 1N4148R

C9 .047J

LF353/SM

R102 1K-7

C63 10NPME1

U13B LM1972/SM

R56 10K-7

-12V R105 220K-7

C30 .022J

120PJD7 C32

C37 .010J

+12V R74 2K-7 Q4 2N5088

4

+12V

R75 47K-7 R73 10K-7

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title -12V Size B Date: GSP-2112 / 2120 VGS ARTIST MAIN BOARD Document Number 056280AC.002 Wednesday, August 02, 2000 Sheet 2 of 11 Rev AC

R239 10K-7

C80 120PKD1

R306 4.7K-7 B+

TUBE DIST TYPE C79 10NPME1 DIST IN

TUBE DIST TYPE

R146 33K-7

C320 .0010J

R302 100K-7 C321 240PMD1

R305 100K-7

C322 .0010J

C75 10S400E

5 R334 62K-7 R124 47K-7 3

U100C A B Y S

4 9

LF353/SM 2 3 U29A 1 C83 .047MD7 C81 10NPME1 4 R143 1M-7 5 7 U29B 6 8 2 U25A LM1972/SM 1 R301 2K-7 R57 680-7 R419 100K-7 C74 33LLME1 V1A 12AX7A2 R300 62K-7 1 2 .0082K250F C110 3

V1B 12AX7A2 R303 470K-7 R304 47K-7 8 6 7

C200 .0082K250F

4

C77 10NPME1

R144 20K-7 .0033J C78 R231 10K-7

4053/SM R7 3.3K-7 LF353/SM

-12V

R307 1M-7

LF353/SM 2 1 3 U28A

R309 2K-7

4

C86 OMIT

R308 75K-7

-12V

+12V

R445 4.7K-7 R423 100K-7

B+

C325 470PMD1

C330 470PK500D C344 OMIT

C331 470PK500D

C332 10S400E

R413 1M-7 C323 .018J R411 10K-7 U100B A B Y S R414 47K-7 C327 .047MD7 R416 62K-7

V2A 12AX7A2 1 2 .0082K250F C333 R417 1M-7 3 D76 1N4148R 20

V2B 12AX7A2 R420 470K-7 6 7

2 1

15 10

2 3 1 U32A LF353/SM 4 -12V

R412 2K-7

4053/SM TUBE DIST TYPE R415 2K-7

R421 470K-7

8

D77 1N4148R

D79 1N4148R

R418 2K-7

C328 .68J

C329 OMIT

R422 2K-7

R97 15K-7 +12V C38 .015J C44 .015J 5 7 6 U28B R95 33K-7 LF353/SM R441 1K-7 C36 10NPME1

C326 1NPME1 7

+12V 8 5 U32B 6 17 LF353/SM

U25B LM1972/SM 19

1N4148R D78

D81 1N4148R C334 .0082K250F

SV1

SV2

R364 100-7

8 R114 10K-7 +5VA

R440 2K-7

R424 1M-7 3 2 R425 22K-7 4 NJM4560/SM 1 C337 1NPME1 R430 2K-7

U50A

12 13

U100A A B Y S

14 11

R99 10K-7

-12V 7.5K-7 R426 C338 1NPME1

R431 1K-7 R432 2K-7

4053/SM C335 .15J 1 C336 .010J +12V

NJM4560/SM 2 3 U3A

TUBE CLN/DIST SEL R436 2K-7 +12V 8 2 1 U2B A B Y S 15 10 6 5 U50B 7

R433 1K-7

-12V R427 220K-7

4 R152 100K-7 -12V U100D 6 16 TUBE9S TUBE9S C294 .047MD7 EN VD VS VE 8 7 -5VA VLED/Vh 5 9 4 V1C 12AX7A2 4053/SM

Q26 2N5088 C339 1NPME1 R434 2K-7

R429 6.8K-7 R428 10K-7 Q8 2N5088

R435 1K-7

NJM4560/SM 4053/SM

R80 47K-7

TUBE BYP TUBE OUT R174 51-7

VLED/Vh

5 9 4 V2C 12AX7A2 R82 220K-7 C52 33LLME1

D22 LEDY702091

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.003 Wednesday, August 02, 2000 Sheet 3 of 11 Rev AC

DA[0..7]

DA[0..7] DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 2 3 4 5 6 7 8 9 11 1 U34 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE 74HC574/SM Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 19 18 17 16 15 14 13 12 *TMS BIO

R40 51-7

R170 100-7 C3 .0022J AINL-

17

U97 AINL+ VD+ VA+

10-7 6 3 9 8 12 7 10 18 5 100-7 10-7

R14 +5VA R28 +5VA

C113 .047MD7

C51 .047MD7

C115 1M50E1

+5VA R172 C114 .047MD7 C45 .047MD7 C116 1M50E1

*TMS INT1 I2SOUT SEL1 I2SOUT SEL2

R361 51-7

R171 100-7

16 15 13

R103 10-7 TMS OUT3 R115 10-7 TMS OUT2

*TMS CS TMS

AINLCMOUT AINR+

*OUTEN6

C24 .0022J AINR-

14 2 11 1 20 19

SDATA SCLK LRCK MCLK FRAME RST DGND

SCLK *RESET LRCK CLK 256 TMS IN2 LRCK SCLK 56 57 78 79 46 47 77 70 14 86 17 9 10 U33 AR1 AR2 ARLR1 ARLR2 ARBC1 ARBC2 DIV512(LRCK) DIV8(SCK) CLKIN RST CLKO CLKM0 CLKM1 SEL5V/3V LAV LMV BIO EMPTY DRDY INT1 INT2 INT3 AX1 AX2 AX3 AXLR1 AXLR2 AXBC1 AXBC2 MUTE ED15 ED14 ED13 ED12 ED11 ED10 ED9 ED8 ED7 ED6 ED5 ED4 ED3 ED2 ED1 ED0

AINROVFL PU HP DFT DIF0 DIF1 CS5335

AGND

4

DA0 DA1 DA2 DA3

18 16 14 12

U35A 74HC244A/SM 2 *TMS LAV 4 *TMS LMV 6 8

48 49 50 69 55 67 68 84 37 36 35 34 31 30 29 28 27 26 25 24 21 20 19 18

R116 10-7 TMS OUT1 LRCK SCLK +5V

NG DET EXP PEDAL

+5V R321 20K-7

+5V R322 20K-7

+5V R323 20K-7

+5V R324 20K-7

+5V R325 20K-7

CLK 512 *RESET +5V R339 20K-7 +5V

1 *TMS LAV *TMS LMV *TMS BIO *TMS EMPTY *TMS DRDY *TMS INT1

*INEN2 U35B 74HC244A/SM 11 *TMS EMPTY 13 *TMS DRDY 15 17

DA4 DA5 DA6 DA7

9 7 5 3

83 71 72 42 54 73 43 44 45 63

*TMS CS 19 C117 .47J C118 .47J TMS C111 10NPME1 TUBE OUT R162 39K-7 20 +12V 17 R312 220K-7 8 5 6 U42B R390 10.0K 1%-7 LF353/SM 7 R176 39K-7 4 C119 10NPME1 2 3 1 U37A A B G Y0 Y1 Y2 Y3 4 5 6 7

CS EA11/ED23 EA10/ED22 EA9/ED21 EA8/ED20 EA7/ED19 EA6/ED18 EA5/ED17 EA4/ED16

TXS RXS +5V

SS DIST OUT

CKS

59 58 60 53 61 62 64 82 13 12 76 11 85 75 74 41 40 39 38

74HC139/SM

HR HRBCK HRS HX HXBCK HXS HBCKS HDIR TCK TDI TDO TMS TRST EMU1/OFF EMU0 TEST3 TEST2 TEST1 TEST0 TMS57070

6 5 4 3 2 1 100 99

EA3 EA2 EA1 EA0

96 95 94 93

U41B LM1972/SM

R180 100K-7 19 R318 6.8K-7 C181 .010J

R179 10K-7

U41A LM1972/SM C247 .47J R391 51-7 R392 100-7

2

R117 220K-7

LF353/SM 3 1 2 U42A R394 10.0K 1%-7 +12V R393 10.0K 1%-7 8 6 5 U59B LF353/SM C126 120PKD1 7 C310 .47J R338 10-7

RAS CAS WE IOE

88 89 92 87

R178 22K-7 R389 10.0K 1%-7

LF353/SM 2 3 U59A 1

R177 100K-7 1 AINL-12V 4 10K-7 R169 R168 22K-7

R395 51-7

R396 100-7

AINR-

-12V

R319 6.8K-7

15 10

U40B Y S A B

4 C182 .010J C112 10NPME1

2 1

COMP/WAH OUT

4053/SM U40C 4 9 5 3

FX LOOP SEND LEVEL SW1A SW440027 1 2 3

R185 2K-7 FX LOOP SEND L2 FB260217 J2 J320119 1 4 5 2 6 3 FX LOOP RETURN J3 J320119 L3 FB260217 C125 10NPME1 +12V C123 10NPME1 1 R184 2K-7 +5VA 8 12 13 R183 470K-7 R163 1K-7 C124 10NPME1 R164 2K-7 4 U40A A B Y S 14 11 6 7 5 U39B NJM4560/SM C295 .047MD7 DIST IN R365 100-7

Y S

A B

R181 1K-7

NJM4560/SM 2 3 U39A

4053/SM U40D 6 16 EN VD VS VE 8 7 -5VA

R167 200-7

R166 10K-7

1 4 5 2

FB260217 L34 L38 FB260217

-12V

4053/SM

3 6

4053/SM

SW1B SW440027 4 5 6

L39 FB260217

R154 1K-7

R155 10K-7

R165 1K-7

R153 200-7

C89 10NPME1

LOOP BYP

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.004 Wednesday, August 02, 2000 Sheet 4 of 11 Rev AC

R188 1M-7 X1 22.579 MHZ-V L22 FB260219 L23 FB260219 82 81 75 74 67 65 79 83 72 71 70 69 84 80 97 93 96 94 95 ADDR0 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 ADDR[0..5] ADDR[0..5] DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 DA[0..7] 92 91 90 89 88 87 56 57 58 59 60 61 62 63 24 27 11 8 4 100 99 98 85 U43 XTAL EXTAL CLK_OUT CLK_IN CLK_BUF_OUT CLK_BUF_IN SYNC MASTER BUS_A BUS_B BUS_C BUS_D RESET_IN RESET_OUT OVER_FLOW UP_CS UP_RD UP_WR UP_WR_OUT UP_A0 UP_A1 UP_A2 UP_A3 UP_A4 UP_A5 UP_D0 UP_D1 UP_D2 UP_D3 UP_D4 UP_D5 UP_D6 UP_D7 INV_IN INV_OUT OR_IN1 OR_IN2 OR_OUT TEST0 TEST1 TEST2 UP_ADR5NEG SDISC3181 RAS CAS DWR 26 29 23 50 48 47 45 44 43 42 41 40

C127 25PJD1

C128 25PJD1

*RAS1

DR1A0 DR1A1 DR1A2 DR1A3 DR1A4 DR1A5 DR1A6 DR1A7 DR1A8

16 17 18 19 22 23 24 25 26

U44 A0 A1 A2 A3 A4 A5 A6 A7 A8 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16

*CAS1

*RAS1 *CAS1 *DWR1

L20 200-7 CLK 512 CLK 256 200-7 L21 +5v CBUSA CBUSB CBUSC CBUSD *RESET

L24 FB260219

14 29 28 13 27

*DWR1

RAS LCAS UCAS WE OE 256KX16-70

2 3 4 5 7 8 9 10 31 32 33 34 36 37 38 39

DR1D0 DR1D1 DR1D2 DR1D3 DR1D4 DR1D5 DR1D6 DR1D7 DR1D8 DR1D9 DR1D10 DR1D11 DR1D12 DR1D13 DR1D14 DR1D15

SYNC

DRAM_A0 DRAM_A1 DRAM_A2 DRAM_A3 DRAM_A4 DRAM_A5 DRAM_A6 DRAM_A7 DRAM_A8

DR1A0 DR1A1 DR1A2 DR1A3 DR1A4 DR1A5 DR1A6 DR1A7 DR1A8S DR2A8S DR1A8 DR1D0 DR1D1 DR1D2 DR1D3 DR1D4 DR1D5 DR1D6 DR1D7 DR1D8 DR1D9 DR1D10 DR1D11 DR1D12 DR1D13 DR1D14 DR1D15 DR1D16 DR1D17 DR1D18 DR1D19 DR1D20 DR1D21 DR1D22 DR1D23 TMS OUT1 TMS OUT2 R182 10-7 LRCK R197 10-7 SCLK R198 10-7 I2S OUT SD1

U45 DR1A0 DR1A1 DR1A2 DR1A3 DR1A4 DR1A5 DR1A6 DR1A7 DR1A8 16 17 18 19 22 23 24 25 26 A0 A1 A2 A3 A4 A5 A6 A7 A8 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 2 3 4 5 7 8 9 10 31 32 33 34 36 37 38 39 DR1D16 DR1D17 DR1D18 DR1D19 DR1D20 DR1D21 DR1D22 DR1D23

*SDISC1 EN *RD *WR

DA[0..7]

DRAM_D0 DRAM_D1 DRAM_D2 DRAM_D3 DRAM_D4 DRAM_D5 DRAM_D6 DRAM_D7 DRAM_D8 DRAM_D9 DRAM_D10 DRAM_D11 DRAM_D12 DRAM_D13 DRAM_D14 DRAM_D15 DRAM_D16 DRAM_D17 DRAM_D18 DRAM_D19 DRAM_D20 DRAM_D21 DRAM_D22 DRAM_D23 I2S_IN0 I2S_IN1 LRCK SCLK I2S_OUT0 I2S_OUT1 I2S_OUT2

1 6 7 9 10 12 13 14 15 16 17 18 19 20 21 22 31 32 33 34 35 36 37 38 76 73 49 46 68 55 51

H12 HDR323142 256K 1 2 3 4 5 6 64K

R30 R123 R127 R128 R129 R130 R131 R132

10K-7 10K-7 10K-7 10K-7 10K-7 10K-7 10K-7 10K-7

*RAS1 *CAS1 *DWR1

DR2A8

14 29 28 13 27

RAS LCAS UCAS WE OE 256KX16-70

JP1 JP321075 JUMPER FOR H12 PINS 1 & 3 (256K) OR PINS 3 & 5 (64K)

JP2 JP321075 JUMPER FOR H12 PINS 2 & 4 (256K) OR PINS 4 & 6 (64K)

SDISC#1

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.005 Wednesday, August 02, 2000 Sheet 5 of 11 Rev AC

U51 82 81 75 74 67 65 79 83 CBUSA CBUSB CBUSC CBUSD *RESET 72 71 70 69 84 80 97 93 96 94 95 ADDR0 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 ADDR[0..5] ADDR[0..5] DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 DA[0..7] 24 27 11 8 4 100 99 98 85 92 91 90 89 88 87 56 57 58 59 60 61 62 63 XTAL EXTAL CLK_OUT CLK_IN CLK_BUF_OUT CLK_BUF_IN SYNC MASTER BUS_A BUS_B BUS_C BUS_D RESET_IN RESET_OUT OVER_FLOW UP_CS UP_RD UP_WR UP_WR_OUT UP_A0 UP_A1 UP_A2 UP_A3 UP_A4 UP_A5 UP_D0 UP_D1 UP_D2 UP_D3 UP_D4 UP_D5 UP_D6 UP_D7 INV_IN INV_OUT OR_IN1 OR_IN2 OR_OUT TEST0 TEST1 TEST2 UP_ADR5NEG SDISC3181 RAS CAS DWR 26 29 23

L25 FB260219

*RAS2 DR2A0 DR2A1 DR2A2 DR2A3 DR2A4 DR2A5 DR2A6 DR2A7 DR2A8 16 17 18 19 22 23 24 25 26 14 29 28 13 27 U46 A0 A1 A2 A3 A4 A5 A6 A7 A8 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 2 3 4 5 7 8 9 10 31 32 33 34 36 37 38 39 DR2D0 DR2D1 DR2D2 DR2D3 DR2D4 DR2D5 DR2D6 DR2D7 DR2D8 DR2D9 DR2D10 DR2D11 DR2D12 DR2D13 DR2D14 DR2D15

CLK 512 CLK 256 SYNC

L26 FB260219 DR2A0 DR2A1 DR2A2 DR2A3 DR2A4 DR2A5 DR2A6 DR2A7

*CAS2

DRAM_A0 DRAM_A1 DRAM_A2 DRAM_A3 DRAM_A4 DRAM_A5 DRAM_A6 DRAM_A7 DRAM_A8

50 48 47 45 44 43 42 41 40

L27 FB260219

*DWR2 DR2A8

DR2A8S DR2D0 DR2D1 DR2D2 DR2D3 DR2D4 DR2D5 DR2D6 DR2D7 DR2D8 DR2D9 DR2D10 DR2D11 DR2D12 DR2D13 DR2D14 DR2D15 DR2D16 DR2D17 DR2D18 DR2D19 DR2D20 DR2D21 DR2D22 DR2D23 TMS OUT2 TMS OUT1

*RAS2 *CAS2 *DWR2

*SDISC2 EN *RD *WR

DA[0..7]

DRAM_D0 DRAM_D1 DRAM_D2 DRAM_D3 DRAM_D4 DRAM_D5 DRAM_D6 DRAM_D7 DRAM_D8 DRAM_D9 DRAM_D10 DRAM_D11 DRAM_D12 DRAM_D13 DRAM_D14 DRAM_D15 DRAM_D16 DRAM_D17 DRAM_D18 DRAM_D19 DRAM_D20 DRAM_D21 DRAM_D22 DRAM_D23 I2S_IN0 I2S_IN1 LRCK SCLK I2S_OUT0 I2S_OUT1 I2S_OUT2

1 6 7 9 10 12 13 14 15 16 17 18 19 20 21 22 31 32 33 34 35 36 37 38 76 73 49 46 68 55 51

RAS LCAS UCAS WE OE 256KX16-70

DR2A0 DR2A1 DR2A2 DR2A3 DR2A4 DR2A5 DR2A6 DR2A7 DR2A8 *RAS2 *CAS2 *DWR2

16 17 18 19 22 23 24 25 26

U47 A0 A1 A2 A3 A4 A5 A6 A7 A8 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16

14 29 28 13 27

RAS LCAS UCAS WE OE 256KX16-70

2 3 4 5 7 8 9 10 31 32 33 34 36 37 38 39

DR2D16 DR2D17 DR2D18 DR2D19 DR2D20 DR2D21 DR2D22 DR2D23

R133 R138 R139 R140 R141 R331 R350 R351

10K-7 10K-7 10K-7 10K-7 10K-7 10K-7 10K-7 10K-7

C311 1M50E1 C313 .047MD7 C60 .047MD7 +5VA C312 1M50E1 C314 .047MD7 C65 .047MD7 R258 10K-7 10ME1 C133 R189 470K-7 R256 10K-7 R193 10K-7 C183 .0027J LF353/SM 2 3 U58A 1 R316 6.8K-7 +12V 8 R315 6.8K-7 4 C185 .0010J 6 5 U14B LF353/SM +5V R362 20K-7 LEAD BOOST R175 6.8K-7 R299 6.8K-7 .010J C93 Q6 2N4125 R187 470K-7 C90 10S50E R156 470K-7 7 +12V -12V R191 470K-7 C D G H A B E F J I R314 6.8K-7 C94 .010J

SDISC#2
10 9 7 8 12 R253 10-7 1 2 15 11 U98 SDATA SCLK LRCK MCLK AMUTE DEM0 DEM1 DIF0 DIF1 CS4327 R260 10-7 VD+ VA+ AOUTL CMFILT AOUTR AGND DGND 6 3 14 16 13 4 5 R15 10-7

R252 10-7

H11 WT321164 9 10

LEFT OUTPUT
R199 51-7 L4 FB260217 J4 J320119 1 4 5 2 6 3

1

2

3

4

5

6

7

8

TMS OUT3 SCLK LRCK CLK 256

R37 10-7

C137 10S50E

C129 150PMD1

-12V

C135 10NPME1

C315 1M50E1

R157 51-7

L35 FB260217 L40 FB260217

C184 .0027J

+12V 8 C131 10ME1 6 5 U58B LF353/SM C134 150PMD1 7 6.8K-7 R249

R186 20K-7

C143 .047MD7

I2S OUT SD1 I2SOUT SEL1

1 2 U38A 74HC00/SM 9 3 4 5 U38B 8 74HC00/SM 12 74HC00/SM 13 U38D 11 6 R261 10-7 TMS IN2

R259 10K-7 R190 470K-7

R257 10K-7 C186 .0010J

R194 10K-7

2 1 3 U14A LF353/SM -12V 4 10NPME1 C136

RIGHT OUTPUT
-12V C138 10S50E R200 51-7 L5 FB260217 J5 J320119 1 4 5 2 6 3

I2SOUT SEL2

10

U38C

R192 470K-7 R38 1M C16 25PJD1 1 C26 25PJD1 H10 RC321204 10 9 8 7 6 5 4 3 2 1 2 3 R39 1M 5 4 +12V 8 1 R204 27K-7 27K-7 R196 2 R161 10K-7 D18 1N4148R 3 J112 Q22 D40 1N4148R RCH1 RCH321221 Digitech 8760 South Sandy Parkway Sandy, Utah 84070 PCB #5 DUAL POT BOARD Title 6 5 U60B 7 -12V +12V 6 P2B 100K402011

R159 51-7

L36 FB260217 L41 FB260217

74HC00/SM

100K402011 P2A 2 R203 27K-7 27K-7 R195 Q21 J112 2 3 U60A

C91 10S50E

R158 470K-7

LF353/SM 4 3 -12V

LF353/SM

R160 10K-7

1

1

GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.006 Wednesday, August 02, 2000 Sheet 6 of 11 Rev AC

C104 470PKD7

X2 20.00MHZ-V

DA[0..7] ADDR[0..19]

DA[0..7] ADDR[0..19]

+5V

+32V C139 25PJD1 C140 15PJD1 3 4 68 U69A 74HC04/SM 2 1 R264 20K-7 TXS RXS CKS 55 56 57

L9 FB260217

J9 J320092 6 1 4 2

L10 FB260217 7 3 5 L12 FB260217 R262 200-7

U61 XTAL EXTAL PHI D0 D1 D2 D3 D4 D5 D6 D7 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18/TOUT A19 IOE ME WR RD E ST REF WAIT HALT LIR

L11 FB260217

TXS RXS/CTS CKS

37 38 39 40 41 42 43 44 14 15 16 17 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 35 62 63 66 67 64 13 61 5 60 65

DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 ADDR0 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 ADDR6 ADDR7 ADDR8 ADDR9 ADDR10 ADDR11 ADDR12 ADDR13 ADDR14 ADDR15 ADDR16 ADDR17 ADDR18 ADDR19 *IOE *ME L28 FB260219

R263 200-7 L13 FB260217 MIDI OUT/THRU J6 J320116 6 R205 200-7 1 4 2 L6 FB260217 7 3 5 L7 FB260217 R206 200-7

U69B 74HC04/SM 3 4

R265 20K-7

48 50 49 45 46 47

TXA0 CKA0/DREQ0 RXA0 RTS0 CTS0 DCD0

ADDR0 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 ADDR6 ADDR7 ADDR8 ADDR9 ADDR10 ADDR11 ADDR12 ADDR13 ADDR14 ADDR15 ADDR16 ADDR17 ADDR18 ADDR19 *ME

12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 2 30 31 22 24

U63 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 CE OE D0 D1 D2 D3 D4 D5 D6 D7 VPP

13 14 15 17 18 19 20 21 1

DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 +5V

+5V

+5V

51 54 53 R207 2K-7 58 59

VSS

16

TXA1 CKA1/TEND0 RXA1

+5V

DREQ1 TEND1 RESET

2N4124 Q9 R208 10K-7

6

5

*RESET

8

*WR *RD

74HC04/SM U69C

+5V

MIDI IN J7 J320116 +5V 7 3 5 2 R211 100-7 +5VPR R202 1K-7 R212 4.7K-7 Q10 2N4124 D26 1N4148R +5V C141 10ME1 BAT BKUP D28 1N4148R -1 ADDR11 ADDR12 ADDR13 ADDR10 ADDR14 *IOE +5V R215 4.7K-7 +5V 2 U65 MC34064P 1 I R G C142 4.7ME1 74HC04/SM U69D 74HC04/SM U69E 3 R214 27K-7 9 R213 100K-7 6 +5V 1 4 R210 100-7 D25 1N4148R U62 2 3 AN CAT 6N138 VCC OB OUT GND 8 7 6 5 R209 330-7 +5V

9 10 11 12

*WR *RD

NMI INT0 INT1 INT2

L29 FB260219 +5V

7 6

BUSREQ BUSACK Z8S180/S

R201 3.3K-7 U66 A B C Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7

72-3142-06 (27C040 - 2120 VGS ARTIST V2.00) U64 12 ADDR0 D0 11 A0 ADDR1 D1 10 A1 ADDR2 D2 9 A2 ADDR3 A3 D3 8 ADDR4 A4 D4 7 ADDR5 D5 6 A5 ADDR6 D6 5 A6 ADDR7 D7 27 A7 ADDR8 26 A8 ADDR9 23 A9 ADDR10 25 A10 ADDR11 4 A11 ADDR12 28 A12 ADDR13 3 A13 ADDR14 31 A14 ADDR15 2 A15 ADDR16 A16 30 *RESET 22 CS2 *SRAM SEL 1 24 CS1 *RD 29 OE *WR 32 WE BAT BKUP VCC GND C146 .047MD7 128KX8_SRAM

13 14 15 17 18 19 20 21

DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7

16

1 2 3

BTC1 BTC241014 BT1 BT241016 -

6 4 5

G1 G2A G2B

15 14 13 12 11 10 9 7

*INEN0 *INEN1 *INEN2 *SDISC1 EN *SDISC2 EN 13 74HC04/SM U69F 12

DISP EN

74HC138/SM

ADDR11 ADDR12 ADDR13

1 2 3

U67 A B C G1 G2A G2B Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7

C144 25PJD1

ADDR14 ADDR10 *IOE

6 4 5

15 14 13 12 11 10 9 7

*OUTEN0 *OUTEN1 *OUTEN2 *OUTEN3 *OUTEN4 *OUTEN5 *OUTEN6 *OUTEN7

ADDR0 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 ADDR6 ADDR7 ADDR8 ADDR9 ADDR10 ADDR11 ADDR12 ADDR13 ADDR14 ADDR15 ADDR16 *RESET *SRAM SEL 2 *RD *WR BAT BKUP C145 .047MD7

12 11 10 9 8 7 6 5 27 26 23 25 4 28 3 31 2 30 22 24 29 32

U68 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 CS2 CS1 OE WE VCC D0 D1 D2 D3 D4 D5 D6 D7

13 14 15 17 18 19 20 21

DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7

+ + 2

74HC138/SM 11 10 *RESET ADDR17 ADDR19 14 13 15 U37B A B G Y0 Y1 Y2 Y3 12 11 10 9

8

*RESET

GND

16

*SRAM SEL 1 *SRAM SEL 2

128KX8_SRAM

74HC139/SM

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.007 Wednesday, August 02, 2000 Sheet 7 of 11 Rev AC

DA[0..7]

DA[0..7] DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7

2 3 4 5 6 7 8 9 11 1

U71 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE 74HC574/SM Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7

PA5 W360035 1 COAX #3 19 18 17 16 15 14 13 12 COMP ATTACK 0 COMP ATTACK 1 *COMP BYP DISP CONFIG *WAH BYP LOOP BYP 2

PA7 PACOAX 1 PA6 W360035 1 2 PA8 PACOAX 1 COAX #4 R326 2K-7 2 2 11 9 3 5 6 14 16 +5VA -5VA U13C LM1972/SM 12 8 10 13 15 7 18

R327 2K-7 SDI SDO

*OUTEN0 R94 1K-7 DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN1 R98 1K-7 DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN2 R106 1K-7 DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN3 R107 1K-7

RCH2 RC321201 1 2 3 4 5

RCH3A PA5/2MM 1 2 RCH3B 3

R247 OMIT

11 9 3 5 6 14 16

SDI

SDO

12 8 10 13 15 7 18

OMIT R437

2 3 4 5 6 7 8 9 11 1

U72 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE 74HC574/SM Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7

CLK DGND AGND L/S AGND VDD AGND VDD AGND VSS AGND VSS U9C LM1972/SM

L/S 0

CLK DGND AGND L/S AGND VDD AGND VDD AGND VSS AGND VSS

PA1 W360057 1 +5VA 2

PA3 PACOAX 1 L/S 1 2

-5VA COAX #1

19 18 17 16 15 14 13 12

SS TYPE 0 SS TYPE 1 SS TYPE 2 TUBE DIST TYPE TUBE CLN/DIST SEL TUBE BYP

RCH3C 4 RCH3D

11 R328 R438 OMIT 11 9 3 5 6 14 16 12 8 10 13 15 7 18 2K-7 PA2 W360035 1 +5VA 2 2 -5VA COAX #2 PA4 PACOAX 1 9 3 5 6 14 16

SDI

SDO

12 8 10 13 15 7 18

R329 2K-7

SDI

SDO

OMIT R442 19 18 17 16 15 14 13 12

2 3 4 5 6 7 8 9 11 1

U73 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE 74HC574/SM Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7

CLK DGND AGND L/S AGND VDD AGND VDD AGND VSS AGND VSS U25C LM1972/SM

CLK DGND AGND L/S AGND VDD AGND VDD AGND VSS AGND VSS U41C LM1972/SM

L/S 3 +5VA -5VA

L/S 2 L/S 3 LEAD BOOST U79 RCH3X RCH321220

2 3 4 5 6 7 8 9 11 1

U74 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 VCC GND

19 18 17 16 15 14 13 12 20 10 R352 100-7 +5V C193 10KT

10 9 8 7 6 5 4 3 2

VREF B8 B7 B6 B5 B4 B3 B2 B1 LA10502

+12V R216 20K-7 R66 2K-7 VO 1 R241 470-7 C147 33LLME1 8 5 6 U82B 7 WAH CRTL LF353/SM

RCH2X RCH321220

74HC574A/SM

DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN4 R119 1K-7

2 3 4 5 6 7 8 9 11 1

U75 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 VCC GND

19 18 17 16 15 14 13 12 20 10 R355 100-7 +5V C278 10KT

10 9 8 7 6 5 4 3 2

U78 VREF B8 B7 B6 B5 B4 B3 B2 B1 LA10502 +12V R237 100K-7 R236 22K-7 VO 1 R225 220K-7 DRY U77 VREF B8 B7 B6 B5 B4 B3 B2 B1 LA10502 C152 10ME1 C149 .0010J C148 120PKD1 R219 1K-7 R232 7.5K-7 R233 1M-7 12 15 R228 OMIT +5VA R238 OMIT R221 22K-7 SSM2120A U5D 14 13 R218 20K-7 +12V LF353/SM 1 3 U82A 2 4 2 Q19 2N4124 3 U80 7 LM311/SM 1 4 +12V 6 5 8 +5V C150 180PMD1

R220 2K-7

R223 3.3K-7 NG DET

74HC574A/SM

U76 DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN5 R120 1K-7 2 3 4 5 6 7 8 9 11 1 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 VCC GND 19 18 17 16 15 14 13 12 20 10 R358 100-7 +5V C279 10KT

10 9 8 7 6 5 4 3 2

-12V R234 R235 1M-7 220K-7 C153 1NPME1 +12V -12V +5V

-12V R330 470K-7 C197 OMIT -12V R222 51-7

R227 1M-7

VO

1 R224 470K-7 C151 120PKD1 +5VA 2 3

R230 3.3K-7 7

U81

6 5 8 LM311/SM 1 4

EXP PEDAL

74HC574A/SM

EXPRESSION PEDAL INPUT J8 J320119 L8 FB260217 R240 10K-7 5 7 6 C154 470PMD1 U83B +12V 8

-12V R229 51-7

1 4 5 2

LF353/SM

LF353/SM 2 3 U83A 4 1 Digitech 8760 South Sandy Parkway Sandy, Utah 84070 -12V Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.008 Wednesday, August 02, 2000 Sheet 8 of 11 Rev AC

3 6 L42 FB260217

R283 680-7 DA[0..7] DA[0..7] U91 DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 *OUTEN7 2 3 4 5 6 7 8 9 11 1 D0 D1 D2 D3 D4 D5 D6 D7 CLK OE 74HC574/SM R320 1K-7 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 19 18 17 16 15 14 13 12 R267 10K-7 2N4124 Q11 R284 680-7 R275 3.3K-7 R285 680-7 R286 680-7 R268 10K-7 2N4124 Q12 R276 3.3K-7 R287 680-7 R288 680-7 R269 10K-7 2N4124 Q13 R277 3.3K-7 ENCODE5 ENCODE6 ENCODE7 ENCODE8

+5V

+5V

+5V

+5V H5 LED1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 HDR322000

LED1 ENCODE1 ENCODE2 ENCODE3 ENCODE4

R366 10K-7

R367 10K-7

R368 10K-7

R369 10K-7 11 13 15 17

U92B 74HC244A/SM 9 DA4 7 DA5 5 DA6 3 DA7

LED2 DA[0..7] DA[0..7] VLED/Vh LED3 VLED/Vh LED4 LED5 ADDR3 LED6 ADDR2 LED7 ENCODE1 LED8 ENCODE2 SWCOL4 SWCOL3 SWCOL2 SWCOL1

Note: 19 *INEN0 +5V +5V +5V +5V On the component side, cut the two traces that go from the "U72" designator to the "C290" designator. Solder a wire from U71 pin 15 to the via in the middle of the "U72" reference designator. Solder another wire from the via avove the "2" in the "U72" designator to ground.

LED2

R370 10K-7

R371 10K-7

R372 10K-7

R373 10K-7 2 4 6 8

LED3

U92A 74HC244A/SM 18 DA0 16 DA1 14 DA2 12 DA3

1

ENCODE3 ENCODE4

1 2 3

P3

R289 680-7 R290 680-7

+5V

+5V

+5V

+5V

LED4 ENCODE9 ENCODE10 ENCODE11 ENCODE12

SW440172

R270 10K-7 2N4124 Q14

R374 10K-7

R375 10K-7

R376 10K-7

R377 10K-7 2 4 6 8

R278 3.3K-7 R291 680-7 R292 680-7

ENCODE5 ENCODE6

1 2 3

P4

U93A 74HC244A/SM 18 DA4 16 DA5 14 DA6 12 DA7 DISP CONFIG R317 330-7 DISP EN

H6 +5V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 HDR321083

SW440172 R271 10K-7 ENCODE7 ENCODE8 1 2 3 P5 2N4124 Q15

LED5

*INEN1

R279 3.3K-7 R293 680-7 R294 680-7 11 13 15 17 U93B 74HC244A/SM 9 DA0 7 DA1 5 DA2 3 DA3

SW440172 R272 10K-7 2N4124 Q16 SW440172 R273 10K-7 2N4124 Q17

SWCOL1 SWCOL2 SWCOL3 SWCOL4 LED6

DISP EN DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 DA[0..7]

1

DA[0..7]

ENCODE9 ENCODE10

1 2 3

P6

R295 680-7 R296 680-7 R281 3.3K-7 R297 680-7 R298 680-7

19 ADDR[0..19] LED7 SWCOL4 SWCOL3 SWCOL2 SWCOL1 LED8 ACC#1 SW3 SW440167 1 2 ACC#2 SW4 SW440167 1 2 ACC#3 SW5 SW440167 1 2 ACC#4 SW6 SW440167 1 2 R346 330-7 ADDR[0..19]

ENCODE11 ENCODE12

1 2 3

P7

SW440172

R274 10K-7 2N4124 Q18

R282 3.3K-7

ADDR4

ACC#5 SW7 SW440167 1 2

ACC#6 SW8 SW440167 1 2

ACC#7 SW9 SW440167 1 2 R347 330-7

ADDR5

SC4

SC6

SC8

SC10

SC340035 SC5

SC340035 SC7

SC340035 SC9

SC340035

SC340035

SC340035

SC340035

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.009 Wednesday, August 02, 2000 Sheet 9 of 11 Rev AC

LED8 LED7 LED6 LED5 LED4 LED3 LED2 LED1 D42 LEDG702114 D59 LEDG702114 D48 LEDG702114 D44 LEDG702114 D52 LEDG702114 D64 LEDR702113 D61 LEDG702114 D57 LEDG702114

D65 LEDG702114

D50 LEDG702114

D47 LEDG702114

D45 LEDG702114

D53 LEDG702114

D63 LEDR702113

D54 LEDG702114

D56 LEDG702114

D51 LEDG702114

D49 LEDG702114

D46 LEDG702114

D43 LEDG702114

D58 LEDG702114

D62 LEDR702113

D55 LEDG702114

D60 LEDG702114

VLED/Vh PROG/BANK LEAD BOOST LEVELS ASSIGN FXEDIT STORE UTILITIES BYPASS

LED1 LED2 LED3 VLED/Vh LED4 LED5 A3 LED6 A2 LED7 ENCODE1 LED8 ENCODE2 SWCOL4 SWCOL3 SWCOL2 SWCOL1

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

H8 R25 20K-7 SWCOL4 SWCOL3 SWCOL2 SWCOL1 PROG/BANK SW10 SW440083 3 1 4 2 SW19 LEAD BOOST SW15 SW440083 3 1 4 2 SW23 LEVELS SW17 SW440083 3 1 4 2 SW18 ASSIGN SW14 SW440083 3 1 4 2 TO BREAKAWAY ENCODER BOARD 2 1 2 1 2 1 2 SW22 1 H9A PA5 A2 R63 330-7 FXEDIT PA13X2 SW16 SW440083 3 1 4 2 SW21 STORE SW12 SW440083 3 1 4 2 SW25 UTILITIES SW11 SW440083 3 1 4 2 SW20 BYPASS SW13 SW440083 3 1 4 2 SW24 H9B PA5 H9C PA5 H9D PA5 H9E PA5 R64 330-7 1 R26 20K-7 R27 20K-7 R20 20K-7

OMIT (SW440077)

OMIT (SW440077)

OMIT (SW440077)

OMIT (SW440077)

2

3

ENCODE1

4

ENCODE2

RC1 RC321214 PCB #3 FRONT SWITCH/LED BOARD

5

2

1

2

1

2

1

2

1

OMIT (SW440077)

OMIT (SW440077)

OMIT (SW440077)

OMIT (SW440077)

A3

H7 RC321185 1 2 3 4 5

ENCODE1 ENCODE2

3 2 1

P8

SW440170 DATA WHEEL

Digitech PCB #4 BREAKAWAY ENCODER BOARD 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.010 Wednesday, August 02, 2000 Sheet 10 of 11 Rev AC

H1C 5 4 3HDR321071 2 1

L15 FB260215 1 BR1 BRDB102 3 470M25E C156 1

U84 7812-H I G O

+12V 3 +12V C157 10ME1 +12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

C130 .047MD7

C305 .047MD7

C306 .047MD7

C304 .047MD7

C207 .047MD7

C209 .047MD7

C211 .047MD7

C213 .047MD7

C215 .047MD7

C217 .047MD7

L16 H1B FB260215 5 4 3 HDR321071 2 1

C155 470M25E

2

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

4

C277 .047MD7 2

C158 10ME1 1 +12V O 3 -12V G I

C309 .047MD7

C204 .047MD7

C95 .047MD7

C316 .047MD7

C223 .047MD7

C231 .047MD7

C233 .047MD7

C235 .047MD7

C237 .047MD7

C239 .047MD7

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

2 L17 FB260215 C189 100S50E2

H1D 5 4 3 HDR321071 2 1

U85 7912-H 1N4001R D27

C241 .047MD7 +32V -12V C190 100S50E2 C96 .047MD7 -12V

C243 .047MD7

C250 .047MD7

C307 .047MD7

C300 .047MD7

C302 .047MD7

C296 .047MD7

C298 .047MD7

C202 .047MD7

C177 .047MD7

-12V

-12V

-12V

-12V

-12V

-12V

-12V

-12V

D66 OMIT 1N4001R D24

OMIT D67 +5VPR U86 7805-H 1 3

C244 .047MD7

C206 .047MD7

C208 .047MD7

C210 .047MD7

C212 .047MD7

C214 .047MD7

C216 .047MD7

C218 .047MD7

C132 .047MD7

H1A 5 4 3 HDR321071 2 1 H1E 5 4 3 HDR321071 2 1

L18 FB260215

-12V C308 .047MD7

-12V C317 .047MD7

-12V C224 .047MD7

-12V C232 .047MD7

-12V C234 .047MD7

-12V C236 .047MD7

-12V C238 .047MD7

-12V C240 .047MD7

-12V C242 .047MD7

L19 FB260215

D30 1N5402

D32 1N5402 C171 4700SE D33 1N5402

I G

O

+5V

2 C159 10ME1

-12V

-12V

-12V

-12V

-12V

-12V

-12V

-12V

-12V

D31 1N5402

C251 .047MD7

C252 .047MD7

C301 .047MD7

C303 .047MD7

C297 .047MD7

C299 .047MD7

C203 .047MD7

C205 .047MD7

C178 .047MD7

1

U87 7805-V I G O

+5V 3 +5VA C160 10ME1 R700 12 3W

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

C245 .047MD7

C246 .047MD7

C248 .047MD7

C249 .047MD7

C253 .047MD7

C254 .047MD7

C255 .047MD7

C256 .047MD7

C257 .047MD7

2

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

H4B HDR321047 2

L14

VLED/Vh U88 7808-V 1 3 R242 OMIT R313 OMIT H2A 1 HDR2 +5V

C268 .047MD7

C8 .047MD7

C260 .047MD7

C261 .047MD7

C264 .047MD7

C265 .047MD7

C266 .047MD7

C267 .047MD7

FB260215 1N4001R D37 L30 D68 OMIT

I G

O

+5V

+5V

+5V

+5V

+5V

+5V

+5V

H4C HDR321047 3

D39 1N4001R

D70 OMIT C170 4700SE

R243 OMIT

R310 OMIT

C194 .047MD7

C280 .047MD7

C281 .047MD7

C282 .047MD7

C283 .047MD7

C284 .047MD7

C285 .047MD7

C286 .047MD7

2 C169 10ME1

FB260215 D69 OMIT D38 1N4001R D41 1N4001R D71 OMIT

R244 OMIT

R311 OMIT H2B 2 HDR2

+5V C195 .047MD7

+5V C287 .047MD7

+5V C288 .047MD7

+5V C290 .047MD7

+5V C291 .047MD7

+5V C292 .047MD7

+5V C196 .047MD7

+5V C172 .047MD7

R266 10K D29 1N4005R H4A HDR321047 1 L31 D7 OMIT D8 OMIT D35 1N4005R B+ R217 470K-7 C191 10S400E C192 10S400E

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

C258 .047MD7

C259 .047MD7

C198 .047MD7

C199 .047MD7

C219 .047MD7

C220 .047MD7

C275 .047MD7

C276 .047MD7

+5V FB260215 D34 1N4005R D20 OMIT D21 OMIT D36 1N4005R R226 470K-7 C173 .047MD7

H4D HDR321047 4

L32

FB260215 VCC L51 FB260221 3 1 5 2 U89 79L05 I G O 1 VDD +5V

QT1 1 QT322088 H3A HDR321047 1 H3B HDR321047 2 H3C HDR321047 3 H3D HDR321047 4

SW2A SW440017

-12V C161 10ME1

-5VA SR1 C162 10ME1 SR280059 SR4 SR280058 SR2 SR280059 SR5 SR280058 SR3 SR280058 SR6 SR280058 HS3 HS704205 1 2 3 4 SR7 SR280058 S5 DIP22S S63 DIP32S SC1 VSS SC340036 PCB1 80-6280-A

3

R245 OMIT

4 2 6

SW2B SW440017

R246 OMIT L45 FB260221

BK1 BK142213A

WA5 WA280187

WA2 WA280187

WA3 WA280187

WA4 WA280187

WA6 WA280187 I1 INS704209 HS1 HS4 HS704204 HS2 HS704215

1

1

2

1

2

1

2

1

2

1

2

Digitech 8760 South Sandy Parkway Sandy, Utah 84070 Title GSP-2112 / 2120 VGS ARTIST MAIN BOARD Size B Date: Document Number 056280AC.011 Wednesday, August 02, 2000 Sheet 11 of 11 Rev AC

R248 OMIT PCB #2 POWER SWITCH BOARD

C164 .047MD7

C163 .047MD7

C165 .047MD7

C166 .047MD7

C167 .047MD7

C168 .047MD7

HS704215

056280ac.pls Page 1 GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ BK1 BK142213A 14-2213-A Bracket, R/A, EMI Grounding, 2H Tapped 6-32 BR1 BRDB102 70-0129 Bridge Rectifer BT1 BT241016 24-1016 3V Battery, Lithium, Eveready Part #CR2032 BTC1 BTC241014 24-1014 Holder For 3V Battery C1 50PJD1 62-0008 50 pF Cap 50V 5% Ceramic Disc T&R C2,C22,C43,C80,C126,C148, 120PKD1 62-0002 120 pF Cap 50V 10% Ceramic Disc T&R C151 2 C3,C24 .0022J 56-0002 .0022 uF Cap 50V 5% Poly Film 222J ammo 32 C4,C5,C7,C12,C14,C15,C18, 10NPME1 60-0051-01 10 uF Cap 16V -20/+20% Elect., NP T&R C19,C20,C25,C29,C36,C39, C40,C47,C63,C66,C73,C77, C79,C81,C87,C89,C111, C112,C119,C123,C124,C125, C135,C136,C319 43 C6,D7,D8,SW18,SW19,D20, OMIT 00-0000 This part has been omitted SW20,D21,SW21,SW22,SW23, SW24,SW25,R46,D66,D67, D68,D69,D70,D71,C85,C86, U96,C197,R228,R238,R242, R243,R244,R245,R246,R247, R248,R310,R311,R313,C329, C344,R385,R386,R437,R438, R442 128 C8,C17,C31,C45,C51,C53, .047MD7 62-3129 .047 uF Cap 50V 20% Cerm, SMT 0805 C56,C60,C65,C83,C95,C96, C113,C114,C130,C132,C143, C145,C146,C163,C164,C165, C166,C167,C168,C172,C173, C174,C177,C178,C194,C195, C196,C198,C199,C202,C203, C204,C205,C206,C207,C208, C209,C210,C211,C212,C213, C214,C215,C216,C217,C218, C219,C220,C223,C224,C231, C232,C233,C234,C235,C236, C237,C238,C239,C240,C241, C242,C243,C244,C245,C246, C248,C249,C250,C251,C252, C253,C254,C255,C256,C257, C258,C259,C260,C261,C264, C265,C266,C267,C268,C275, C276,C277,C280,C281,C282, C283,C284,C285,C286,C287, C288,C289,C290,C291,C292, C294,C295,C296,C297,C298, C299,C300,C301,C302,C303, C304,C305,C306,C307,C308, C309,C313,C314,C316,C317, C327 3 C9,C62,C180 .047J 56-0010 .047 uF Cap 50V 5% Stacked Metal Pet 473J ammo 2 C10,C142 4.7ME1 60-0048-01 4.7 uF Cap 16V -20/+20% Elect., T&R 1 C11 2.2NPS25E1 60-0043 2.2 uF Cap 25V -20/+80% Elect., NP T&R DOD Software GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description 1 1 1 1 1 7

Page

056280ac.pls _______________________________________________________________________________________________________________ C13,C153,C326,C337,C338, 1NPME1 60-0046-01 1.0 uF Cap 16V -20/+20% Elect., N.P. T&R C339 6 C16,C26,C127,C128,C139, 25PJD1 62-0001 25 pF Cap 50V 5% Ceramic Disc T&R C144 2 C21,C23 .0068J 56-0005 .0068 uF Cap 50V 5% Poly Film 682J ammo 2 C27,C30 .022J 56-0008 .022 uF Cap 50V 5% Poly Film 223J ammo 1 C32 120PJD7 62-3135 120 pF Cap 50V 5% Cerm, SMT 0805 1 C33 .0018J 56-0026 .0018 uF Cap 50V 5% Poly Film 182J ammo 6 C34,C115,C116,C311,C312, 1M50E1 60-0044-01 1.0 uF Cap 50V -20/+20% Elect., T&R C&F C315 1 C35 .0047J 56-0004 .0047 uF Cap 50V 5% Poly Film 472J ammo 7 C37,C41,C93,C94,C181, .010J 56-0006 .010 uF Cap 50V 5% Poly Film 103J ammo C182,C336 2 C38,C44 .015J 56-0007 .015 uF Cap 50V 5% Poly Film 153J ammo 2 C42,C335 .15J 56-0013 .15 uF Cap 50V 5% Stacked Metal Pet 154J ammo 3 C52,C74,C147 33LLME1 60-0059-01 33 uF Cap 16V 20% Elect., LL T&R 1 C72 220PMD 62-0022 220 pF Cap 50V 20% Ceramic Disc T&R 4 C75,C191,C192,C332 10S400E 60-0310 10 uF Cap 400V -20/+80% Elect 1 C78 .0033J 56-0003 .0033 uF Cap 50V 5% Poly Film 332J ammo 4 C90,C91,C137,C138 10S50E 60-0090 10 uF Cap 50V -20/+80% Elect 1 C104 470PKD7 62-3133 470 pF Cap 50V 10% Cerm, SMT 0805 4 C110,C200,C333,C334 .0082K250F 56-2219 .0082 uF Cap 250V 10% Poly Film 4 C117,C118,C247,C310 .47J 56-0016 .47 uF Cap 50V 5% Stacked Metal Pet 474J ammo 2 C129,C134 150PMD1 62-0031 150 pF Cap 50V 20% Ceramic Disc T&R 11 C131,C133,C141,C152,C157, 10ME1 60-0049-01 10 uF Cap 16V -20/+20% Elect.,-D Ammo C158,C159,C160,C161,C162, C169 1 C140 15PJD1 62-0007 15 pF Cap 50V 5% Ceramic Disc T&R 6 C149,C185,C186,C318,C320, .0010J 56-0000 .0010 uF Cap 50V 5% Poly Film 102J ammo C322 1 C150 180PMD1 62-0021 180 pF Cap 50V 20% Ceramic Disc T&R 2 C154,C325 470PMD1 62-0003 470 pF Cap 50V 20% Ceramic Disc T&R 2 C155,C156 470M25E 60-0058 470 uF Cap 25V -20/+20% Elect 2 C170,C171 4700SE 60-0062 4700 uF Cap 16V -20/+20% Elect 2 C183,C184 .0027J 56-0027 .0027 uF Cap 50V 5% Poly Film 272J ammo 2 C189,C190 100S50E2 60-1013 100 uF Cap 50V -20/+80% Elect-AMMO 3 C193,C278,C279 10KT 62-0163 10 uF Cap 16V 10% Tantalum T&R 1 C321 240PMD1 62-0010 240 pF Cap 50V 20% Ceramic Disc T&R 1 C323 .018J 56-0032 .018 uF Cap 50V 5% Poly Film 183J ammo 1 C328 .68J 56-0017 .68 uF Cap 50V 5% Stacked Metal Pet 684J ammo 2 C330,C331 470PK500D 62-0071 470 pF Cap 500V 10% Ceramic Disc 1 D1 LEDR702082 70-2082 Red Light Emitting Diode, T1 Encap, w/housing 24 D2,D3,D4,D5,D6,D9,D10, 1N4148R 70-0004 1N4148 Diode Silicon Switching, 75 Volts PIV, RADIAL D11,D12,D13,D16,D17,D18, D23,D25,D26,D28,D40,D72, D76,D77,D78,D79,D81 1 D22 LEDY702091 70-2091 LED Yel, T1.75 Case 6 D24,D27,D37,D38,D39,D41 1N4001R 70-0000 1N4001 Silicon Rectifier, 1 Amp, 50 Volts PIV, RADIAL 4 D29,D34,D35,D36 1N4005R 70-0017 1N4005 1N4005,Silicon Rectifier, RADIAL 4 D30,D31,D32,D33 1N5402 70-0100 1N5402 Silicon Rectifier, 3Amp, 200 PIV 21 D42,D43,D44,D45,D46,D47, LEDG702114 70-2114 Green Light Emitting Diode, T1 (AUTO INSERT) D48,D49,D50,D51,D52,D53, DOD Software Page GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ D54,D55,D56,D57,D58,D59, D60,D61,D65 D62,D63,D64 6

3

LEDR702113 70-2113

Red

Light Emitting Diode, T1 (AUTO INSERT)

056280ac.pls H1 HDR321071 32-1071 5 Pin Header, 0.1" spacing, 0.025" sq pins Lockin H2 HDR2 32-1069 2 Pin Header, 0.1" spacing, Cut fron 5 Pin Hdr H3,H4 HDR321047 32-1047 4 Pin Header, 0.2" spacing, Locking H5 HDR322000 32-2000 26 Pin Hdr, 13x2, 0.1" spacing, 0.025 pins H6 HDR321083 32-1083 14 Pin Hdr, 7x2, 0.1" spacing, 0.025 pins, .375 H7 RC321185 32-1185 5 Pin Ribbon Cable Flex, 0.1" spacing, 2.00" Length, Open end H8 PA13X2 00-0000 13X2 Pin Pad Pattern, Not a part H9 PA5 00-0000 5 Pin Pad Pattern, Not a part H10 RC321204 32-1204 10 Pin Ribbon Cable, 2mm spacing, 5.00" Length H11 WT321164 32-1164 10 Circuit Wire Trap Connector, 2mm Pitch H12 HDR323142 32-3142 6 Pin Hdr, 3X2, 0.025sq pin, 0.23" Long, 0.100" spacing HS1,HS2 HS704215 70-4215 Heatsink, PCB Mount, Vert., for TO-220 HS3 HS704205 70-4205 Heatsink, L-Shape Base HS4 HS704204 70-4204 Heatsink, 3 Regulator, Top I1 INS704209 70-4209 Insulator, 3 Regulator Heatsink J1 J320118 32-0118 1/4 Phone Jack, Hor. Mount, 1/2 Nose Thread Slimline J2,J3,J4,J5,J8 J320119 32-0119 1/4 Phone Jack, Hor. Mount, Full Nose Thread Slimline J6,J7 J320116 32-0116 JACK, Shielded 5 pin DIN, PCB mount J9 J320092 32-0092 5 Pin DIN Jack JP1,JP2 JP321075 32-1075 2 Pin Shunt Jumper for Header L1,L2,L3,L4,L5,L6,L7,L8, FB260217 26-0217 Ferrite Bead, 2.5Kohms @70Mhz, SMT 0805 L9,L10,L11,L12,L13,L34, L35,L36,L37,L38,L39,L40, L41,L42 9 L14,L15,L16,L17,L18,L19, FB260215 26-0215 OBSOLETE, USE RADIAL L30,L31,L32 8 L20,L21,R153,R167,R205, 200-7 50-1510 200 Ohm Resistor 5% 1/10 Watt TF, SMT 0805 R206,R262,R263 8 L22,L23,L24,L25,L26,L27, FB260219 26-0219 Ferrite Bead, 600 ohms @100Mhz, SMT 0805 L28,L29 1 L44 600UH 26-0196 600 uH Inductor 2 L45,L51 FB260221 26-0221 Ferrite Bead w/axial lead 2 P1,P2 100K402011 40-2011 100 K "W" 16mm, Rot Pot x2, Rack Leads 5 P3,P4,P5,P6,P7 SW440172 44-0172 Encoder Switch,24 Pos/Dtnt,2-bit,R/A,16mm body,15mm D-shaft 1 P8 SW440170 44-0170 Encoder Switch, 32 Position, Vert, 17mm shaft 1 PA1 W360057 36-0057 3" Coax Cable 3 PA2,PA5,PA6 W360035 36-0035 8.5" Coax Cable 4 PA3,PA4,PA7,PA8 PACOAX 00-0000 NOT A PART, holes for other side of Coax Cable 1 PCB1 80-6280-A 80-6280-A GSP2112 MAIN PCB, RAW (132.44 sq.in.) 13 Q1,Q2,Q9,Q10,Q11,Q12,Q13, 2N4124 70-1009 2N4124 NPN, Gen. Purp. Amplifier/Switching Xstr T&R Q14,Q15,Q16,Q17,Q18,Q19 5 Q4,Q5,Q7,Q8,Q26 2N5088 70-1007 2N5088 NPN, Transistor, T&R 1 Q6 2N4125 70-1008 2N4125 PNP, Gen. Purp. Amplifier/Switching Xstr 2 Q21,Q22 J112 70-1012 J112A JFET, National Only 1 QT1 QT322088 32-2088 Quick-tab, .110 x .032, PC Mount 3 R1,R4,R97 15K-7 50-1516 15 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 16 R2,R40,R108,R157,R159, 51-7 50-1524 51 Ohm Resistor 5% 1/10 Watt TF, SMT 0805 R174,R199,R200,R222,R229, R251,R361,R380,R382,R391, DOD Software Page GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 1 1 2 1 1 1 1 1 1 1 1 2 1 1 1 1 5 2 1 2 22 16 10 32 R395 R3,R7,R48,R201,R223,R230, 3.3K-7 R275,R276,R277,R278,R279, R281,R282,R354,R381,R383 R5,R21,R55,R59,R75,R80, 47K-7 R124,R304,R398,R414 R6,R8,R23,R34,R68,R77, 1K-7 R81,R94,R96,R98,R102, 50-1525 50-1502 50-1505 3.3 47 1 KOhm Resistor KOhm Resistor KOhm Resistor 5% 5% 5% 1/10 Watt TF, SMT 0805 1/10 Watt TF, SMT 0805 1/10 Watt TF, SMT 0805

056280ac.pls R106,R107,R109,R119,R120, R150,R154,R163,R165,R181, R202,R219,R320,R402,R403, R404,R409,R431,R433,R435, R441 4 R9,R10,R162,R176 39K-7 50-1528 39 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 71 R11,R19,R30,R31,R33,R35, 10K-7 50-1503 10 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R41,R45,R47,R56,R61,R62, R65,R73,R99,R111,R113, R114,R123,R127,R128,R129, R130,R131,R132,R133,R138, R139,R140,R141,R155,R160, R161,R166,R169,R179,R193, R194,R208,R231,R239,R240, R256,R257,R258,R259,R267, R268,R269,R270,R271,R272, R273,R274,R331,R350,R351, R366,R367,R368,R369,R370, R371,R372,R373,R374,R375, R376,R377,R411,R428 18 R12,R16,R24,R43,R87,R100, 100K-7 50-1504 100 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R104,R110,R147,R152,R177, R180,R213,R237,R302,R305, R419,R423 11 R13,R82,R92,R105,R117, 220K-7 50-1514 220 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R225,R235,R255,R312,R337, R427 18 R14,R15,R28,R37,R103, 10-7 50-1500 10 Ohm Resistor 5% 1/10 Watt TF, SMT 0805 R115,R116,R182,R197,R198, R252,R253,R260,R261,R338, R379,R384,R388 22 R17,R20,R25,R26,R27,R52, 20K-7 50-1507 20 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R60,R90,R93,R144,R186, R216,R218,R264,R265,R321, R322,R323,R324,R325,R339, R362 13 R18,R32,R54,R58,R84,R112, 4.7K-7 50-1509 4.7 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R212,R215,R306,R336,R407, R408,R445 32 R22,R49,R50,R51,R53,R66, 2K-7 50-1508 2 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R67,R71,R74,R85,R91,R164, R184,R185,R207,R220,R301, R309,R326,R327,R328,R329, R400,R412,R415,R418,R422, DOD Software Page GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 16 R430,R432,R434,R436,R440 R29,R36,R143,R188,R227, R233,R234,R254,R307,R332, R333,R378,R387,R413,R417, R424 R38,R39 R44,R95,R146 R57,R283,R284,R285,R286, R287,R288,R289,R290,R291, R292,R293,R294,R295,R296, R297,R298 R63,R64,R209,R317,R346, R347 1M-7 50-1506 1 MOhm Resistor 5% 1/10 Watt TF, SMT 0805

2 3 17

1M 33K-7 680-7

50-0045 50-1512 50-1511

1 33 680

MOhm Resistor KOhm Resistor Ohm Resistor

5% 5% 5%

1/4 Watt Carbon Film 1/10 Watt TF, SMT 0805 1/10 Watt TF, SMT 0805

6

330-7

50-1517

330

Ohm Resistor

5%

1/10 Watt TF, SMT 0805

056280ac.pls R72,R195,R196,R203,R204, 27K-7 50-1527 27 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R214 11 R78,R175,R249,R299,R314, 6.8K-7 50-1513 6.8 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R315,R316,R318,R319,R335, R429 19 R79,R83,R86,R88,R156, 470K-7 50-1523 470 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 R158,R183,R187,R189,R190, R191,R192,R217,R224,R226, R303,R330,R420,R421 3 R89,R232,R426 7.5K-7 50-1521 7.5 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 5 R168,R178,R221,R236,R425 22K-7 50-1522 22 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 13 R170,R171,R172,R210,R211, 100-7 50-1515 100 Ohm Resistor 5% 1/10 Watt TF, SMT 0805 R250,R352,R355,R358,R364, R365,R392,R396 2 R241,R401 470-7 50-1518 470 Ohm Resistor 5% 1/10 Watt TF, SMT 0805 1 R266 10K 50-0020 10 KOhm Resistor 5% 1/4 Watt Carbon Film 4 R300,R334,R356,R416 62K-7 50-1501 62 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 1 R308 75K-7 50-1520 75 KOhm Resistor 5% 1/10 Watt TF, SMT 0805 4 R389,R390,R393,R394 10.0K 1%-7 52-4500 10.0 KOhm Resistor 1% 1/10 Watt TF, SMT 0805 1 R700 12 3W 50-2250 12 Ohm Resistor 5% 3 Watt Carbon Film 1 RC1 RC321214 32-1214 26 Pin Ribbon Cable Conn, .1 spacing, 13X2 1 RCH1 RCH321221 32-1221 10 Pin Ribbon Cable, Holder, 2mm spacing 1 RCH2 RC321201 32-1201 5 Pin Ribbon Cable, 2mm spacing, 5.00" Length 2 RCH2X,RCH3X RCH321220 32-1220 5 Pin Ribbon Cable, Holder, 2mm spacing 1 RCH3 PA5/2MM 00-0000 5 Pin Pad Pattern, Not a part, 2MM spacing 1 S5 DIP22S 70-3025 22 Pin Dip Socket, Skinny 1 S63 DIP32S 70-3017 32 Pin Dip Socket 1 SC1 SC340036 34-0036 Switch Cap, Black, Cylindrical, PHA Series 7 SC4,SC5,SC6,SC7,SC8,SC9, SC340035 34-0035 Switch Cap, Black, Round plastic, 12mm SC10 2 SR1,SR2 SR280059 28-0059 Screw, 6-32 x 1/4", Pozi, Pan, Black 5 SR3,SR4,SR5,SR6,SR7 SR280058 28-0058 Screw, 6-32 x 3/8", Pozi, Pan, Black 2 SV1,SV2 TUBE9S 32-0250 9 Pin Tube Socket 1 SW1 SW440027 44-0027 DPDT I/O Switch (mini), PC Mount 1 SW2 SW440017 44-0017 DPDT Power Switch, 125Volt, 7 Amp 7 SW3,SW4,SW5,SW6,SW7,SW8, SW440167 44-0167 Lite Touch Switch, Right Angle SW9 8 SW10,SW11,SW12,SW13,SW14, SW440083 44-0083 Lite Touch Switch, Mini SW15,SW16,SW17 DOD Software Page GSP-2112 / 2120 VGS ARTIST MAIN BOARD Revised: February 12, 1998 056280AC.001 Revision: AC Bill Of Materials February 16, 1998 10:39:08 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 6 3 3 6 1 18 4 1 1 1 5 3 1 1 2 4 1 U1,U4,U36 U2,U40,U100 U3,U10,U23,U39,U50,U90 U5 U6,U7,U8,U11,U12,U14,U16, U22,U24,U28,U29,U32,U42, U58,U59,U60,U82,U83 U9,U13,U25,U41 U15 U17 U33 U34,U71,U72,U73,U91 U35,U92,U93 U37 U38 U43,U51 U44,U45,U46,U47 U61 2159 4053/SM NJM4560/SM SSM2120A LF353/SM LM1972/SM 4051/SM CD4052DA/S TMS57070 74HC574/SM 74HC244A/S 74HC139/SM 74HC00/SM SDISC3181 256KX16-70 Z8S180/S 72-4262 72-0087 72-4233 72-4250 72-4032 72-4038 72-0085 72-0079 72-3042 72-1263 72-1111 72-5420 72-5418 72-3181 72-1419 72-4161 VCA,THAT 2159 (DOD & Digitech) 74HC4053 Triple 2 to 1 Analog Multiplexer, SMT NJM4560 Dual Op-Amp, SMT SOIC Dual VCA/ Dual Detector LF353M Dual Op-Amp, SMT LM1972 2-Channel Audio Attenuator w/Mute, SMT 8 to 1 Analog Multiplexer, SMT Dual 4-CH MUX, SOIC, SMT TMS57070 in QFP100 SPECIAL FOOTPRINT, SMT Octal D-Type Edge Triggered Flip-Flops, SMT Octal Buffer-Line Driver W/3-State Outputs, SMT Dual 2 Line to 4 Line Decoder/Demultiplexer, SMT Quadruple 2-Input Positive-Nand Gate, SMT SDISCII W/I's Interface in QFP100 SPECIAL FOOTPRINT (AMI), SMT DRAM, 256K x 16 70ns, SOJ, SMT CPU Z8S180 Microprocessor, 20MHz, SMT

1 1 2 1 2 1 3 3 2 1 1 1 1 1 1 1 1 2 5 1 1

U62 U63 U64,U68 U65 U66,U67 U69 U74,U75,U76 U77,U78,U79 U80,U81 U84 U85 U86 U87 U88 U89 U97 U98 V1,V2 WA2,WA3,WA4,WA5,WA6 X1 X2

6N138 72-3142-06 128KX8_SRA MC34064P 74HC138/SM 74HC04/SM 74HC574A/S LA10502 LM311/SM 7812-H 7912-H 7805-H 7805-V 7808-V 79L05 CS5335 CS4327 12AX7A2 WA280187 22.579 MHZ 20.00MHZ-V

70-2139 72-3142-06 72-5417 70-5004 72-5419 72-1086 72-1263 54-0351 72-5415 70-4013 70-4017 70-4014 70-4014 70-4020 70-4127 72-3021 72-3020 76-0002 28-0187-A 76-0320 76-0321

056280ac.pls 6N138 Opto-Isolator 27C040-150, 512K X 8 CMOS Eprom V2.00 (2120 VGS 128K X 8 RAM Static, SMT MC34064 Undervoltage Sensing Circuit 3 Line to 8 Line Decoder/Demultiplexer, SMT Hex Inverter 74HC04, SMT Octal D-Type Edge Triggered Flip-Flops, SMT 8 Bit R-2R Ladder, 5.00 kOhm 1% Thick Film LM311 Analog Voltage Comparator, SMT 7812 +12 Volt 1 Amp Voltage Regulator TO-220 7912 -12 Volt 1 Amp Voltage Regulator TO-220 7805 +5 Volt 1 Amp Voltage Regulator TO-220 7805 +5 Volt 1 Amp Voltage Regulator TO-220 7808 +8 Volt 1 Amp Voltage Regulator TO-220 79L05 -5 Volt 100 mA Voltage Regulator TO-92 CS5335, 20 Bit Stereo, 105dB ADC, SMT CS4327, 20 Bit Stereo, 101dB DAC, SMT 12AX7A2 Tube Washer, for grounding J320119 20.579 MHZ Crystal, Vert 20.00 MHZ Crystal, Vert

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