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Schematic set PFA600 Power amplifiers
1. Display board 2. Input board 3. Preamp 4. Power supply driver 5. Power supply board 6. Relay board 7. Voltage monitor 8. Output module
8
7
6
5
4
3
2
1
J3 1 2 3 4 5 6 7 8 9 10 11 12 13 26-48-1136 RELAY CH. B RELAY CH. A RELAY GROUND RELAY GROUND LED GROUND ACTIVE CH. B TEMP/DC CH. B SIGNAL CH. B CLIP CH. B CLIP CH. A SIGNAL CH. A TEMP/DC CH. A ACTIVE CH. A
D
D
R42 91/10W
R5 2.7K
R7 100K
R9 2.7K
R10 2.7K
R8 100K
R6 2.7K
R3 10K
Q1 2N5551
C6 100/25V
Z3 1N5344 2N5551 Q2 Z4 1N5344
R4 10K
0.1/100V Q3 2N5551
C5
Z5 1N5344
2N5551 Q4
C
J1 A/B MUTE SIGNAL CH. B CLIP CH. B CONTROL V. CH. B LIMIT CH. B MUTE CH. B AMP OUT CH. B TEMP SENSOR + CH. B TEMP SENSOR OUT CH. B TEMP SENSOR GND CH. B GROUND GROUND GROUND FAN GROUND FAN + 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
D3 1N4148
D5 1N4148
D7 1N4148
C1 1/50V
D9 1N4148
D8 1N4148
C2 1/50V
D6 1N4148
D4 1N4148
D2 1N4148 J2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 +24V. OUT SIGNAL CH. A CLIP CH. A CONTROL V. CH. A LIMIT CH. A MUTE CH. A AMP OUT CH. A TEMP SENSOR + CH. A TEMP SENSOR OUT CH. A TEMP SENSOR GND. CH.A GROUND GROUND GROUND +24V. IN CH. A +24V. IN CH. B
C
R11 5K/5W TR1 470/6.3V
C4 C3 470/6.3V
R12 5K/5W
R13 MAC97A 10K C8 100/25V D11 D10 100/25V Z1 1N5927 Z2 1N5927 C7 TR2 MAC97A
R14 10K D21
1N4004 D20
26-48-1156
26-48-1156
1N4004 1N4148 1N4148
R19 D13 1N4148 7.5K
R21 1K
R23 1K/1%
R24 1K/1%
R22 1K
R20 7.5K R18 R16 2.7K
B
D12 1N4148
13
2.7K IC1E LM614 D18 1N4148 15 14 D14 16 12 11 1N4148
13
B
2 3 1N4148
7 IC1B LM614 9 + 5 +
1 IC1A LM614 4 R38 R25 47K MPSA75 Q5 R43 15 R27 4.3K 100K +
R17 2.7K R15 2.7K
R29 10K
D17 1N4148 R33 4.7K R37 2.2K R34 4.7K
D22
1N4004
A
8
7
6
-
D15 -
D19 1N4148 6
8
+ -
10 IC1C LM614
IC1D LM614
R39
100K R26 47K
R31 390K
R35 499/1%
R36 499/1%
R32 390K D16 1N4148 R28 4.3K R44 15 R30 10K Q6 MPSA75
D23
1N4004
A
CREST AUDIO INC. 150 Florence Ave. Hawthorne, NJ 07506 Title PFA600 DISPLAY/PROTECT DRIVER Size C Date:
5 4 3 2
Document Number 21C1169 Tuesday, June 27, 2000 Sheet
1
Rev 1 of 0
8
7
6
5
4
3
2
1
D
D
J1 1 2 3 4 5 6 7 8 PL08 VR2
C
J3 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 26-48-1175 R1 R2 680/10W 680/10W
VR1 PTC15XD 5KAP
PTC15XD 5KAP J2 1 2 3 4 5 6 7 8 PL08
C
BAR1
B
1 2 3 4 5 6 72706-C-50-81
B
.25 LUG
CREST AUDIO INC.
A
150 Florence Ave. Hawthorne, NJ 07506 Title PFA600 INPUT PCB Size A Date:
8 7 6 5 4
A
Document Number 21A1171 Tuesday, June 27, 2000
3 2
Rev Sheet 1 of 1
1
8
7
6
5
4
3
2
1
R8 VCC+ D1 1N4148 Q1 2N5401 R3 R2 330K 10K 2N5551 C1 100/35V Q2 MPSA75 Q3 R36 C2 47/35V D3 1N4148 D2 1N4148 R32 1.0K/1% D13 1N4148 R33 R13 13 12 11 10 9 8 7 6 5 4 3 2 1 J2-M 26-48-1135 220K C13 VCC+ C3 0.1/50V C6 SIP1A 10K/0.2% D4 1N4148 D6 1N4148 6 5 D7 1N4148 D5 1N4148 C5 470pF 30pF SIP1B 48.7K/1% 7 + IC1B NE5532AN 8 3 2 ATTENUATION/MUTE R57 100 + 4 1 IC1A NE5532AN 14 R15 10K/1%
C
VCC+ R34 499/1% R35 1.0K/1% Z1 VCC+
D
100K R9 10K
R6 10K
R1
D
1N5353
15K
C14
470uF R65
R31 3.3K 4.7K 1 2 3 4 5 6 7 8 IC4 NE5517AN 16 15 14 13 12 11 10 9 R37 47K C16 470uF
R10 100K
NOTE 3
R4 VCC22K
R5 4.7K TURN ON DELAY
R7 10K
R11 2.2K
C18 0.47/250V C20 0.1uF R59 511/1% R69 NOTE 1 Q14 2N5551
22K
R30
47K
10/35V VCC-
R83 NOTE 4
Z3
1N5938 Q6 2N5551 Q10 2N5551 R73 0 R74 Q8 2N5551 2N5551 Q12 D18 R61 68.1/1% R67 68.1/1% R71 100 R76 NOTE 2 R78 2.7K C22
C
47
SIP1C 10K/0.2%
8 9 R39 SELECTED
R45
100K/0.1%
SF14
IC3C LM339N
R12 12K
SIP1D 48.7K/1%
C4 30pF
C7 0.1/50V
VCC2.2/5%/100V
C8
BALANCED INPUT/GAIN
R19 C9 2.2/5%/100V R38 VCC+ R17 4.7K 10K 10K R20 549/1% 1 IC2A RC4559 R18 2.2K C10 1 IC3B LM339N
R16 2 150K 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
B
8
+ 4
3 D8 1N4148 D9 1N4148
VCC-
0.001/50V SERVO/HIGH PASS CURRENT LIMITER
J3-M 26-48-1155
R27 2.2K D21 1N4148
C11 1/50V R24 R22 R21 100K R82 NOTE 4 NOTE 4 VR1 D11 R23 C12 1N4148 10K 1/50V 5 D10 1N4148 6 + R25 680K 10K 680K
VCC+
R81 10K R49 2.2K R50 10K 13 + 11 10 R51 1M
R26 1K 7 IC2B RC4559 5 4
VCC+ R29 2.2K
3
+ 12
2 IC3A LM339N
VCC-
VCCR28 10K D12 2N5551 Q4 1N4148 R56 2.2K
SIGNAL DETECTOR
ATTENUATOR DRIVER
NOTE 1: 6.8K 2W 5% NOTE 2: 20K 2W 5% NOTE 3:680 10W 5%
A A
8
7
6
5
+ +
R41 1K/0.1% VCC-
R43 1K/0.1%
R47 100K/0.1%
R63 8.25K/1%
R64 8.25K/1%
30pF
D16 1N4148
R79 11K/1%/1W
VCC D17 1N4148 R44 1K/0.1%
R80 549/1%
R40 SELECTED 6 7
R42 1K/0.1%
R48 100K/0.1%
R72 100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 J1-F 09-52-3173
R77 NOTE 2 D19 SF14
R46
100K/0.1% R58 100
R62 68.1/1%
R68 68.1/1%
Q9 2N5401
2N5401 Q13 R75 47
2N5401 R55 2.2K VCC+ 2N5401 Q5 R53 100K D14 1N4148 D15 1N4148 R54 1M C15 VCCZ2 1N5353 470uF VCCC17 470uF R66 NOTE 3 Z4 1N5938 C21 0.1uF C19 0.47/250V R60 511/1% R70 NOTE 1 Q7
Q11 2N5401
Q15 2N5401
B
IC3D LM339N
R52 100K
CLIP DETECTOR
AMPLIFIER FRONT END/IC POWER SUPPLY
CREST AUDIO INC. 150 Florence Ave. Hawthorne, NJ 07506 Title PFA600 PREAMP/FRONT END Size C Date:
4 3 2
Document Number 21C1124-PFA Tuesday, June 27, 2000 Sheet
1
Rev 1 of 0
8
7
6
5
4
3
2
1
R12 2K C4 0.01/50V
D
R2 510 R4 620
R5 10K
Q6
D
2SC3281 Q7 C11 10/50V C7 1/63V TIP112 C9 560PF C10 1/63V Z2 1N5930 D4 SF14 D3 SF14 C12 1/63V R13 10K L1 1mH
C5 0.018/50V
R3 6.2K
C8
0.1/50V 3 1
C
C1
0.1/50V
12 10
15 13 IC1 UC3825 11 14 4 2 16 5 D1 1N5819 D2 1N5819 C6 0.1/50V R7 4.7/1W R8 10/1W R9 10/1W
Q2 2SC3346 R10 2.2/1W Q3 2SA1329 Q4 2SC3346 R11 2.2/1W Q5 2SA1329 1 2 3 4 5 6 7 8 9 10 11 12 13 J1 09-48-2131
C
R1
1K
9 8
C2
1/50V
7 6
C3 4.7nF 2%
GATE Q8 GATE Q9 CURR.LIMIT CURR.LIMIT GROUND GROUND GROUND +24V IN +24V IN LOOP LOOP GROUND GROUND
R6 1.21K/1%
B
B
R16 2N5551 Q1 R17 10K 1K Z1 1N4691
R14 301 1% R15 1K 1% C13 10/50V
D5 SF14 D6 SF14
1 2 3 4 J2 26-48-1045
ENABLE GROUND ENABLE GROUND
CREST AUDIO INC.
A
150 FLORENCE AVE. HAWTHORNE, NJ 07506 REV NOTES: 10/6/94 CHANGED Z1 FROM 1N829 TO 1N4691, R17 FROM 100K TO 10K Title PFA600 POWER SUPPLY DRIVER Size A Date:
8 7 6 5 4
A
Document Number 21A1173 Tuesday, June 27, 2000
3 2
Rev Sheet 1 of 1
1
8
7
6
5
4
3
2
1
F2 100C TO J2, PINS 1&2, DRIVER PCB
D
ON HEAT SINK D1 HER155 Z1 1N5333A
D
2 1 J3 26-03-4020
22 GA. 22 GA.
GATE Q8 GATE Q9 CURR.LIMIT CURR.LIMIT GROUND GROUND GROUND +24V OUT +24V OUT LOOP LOOP GROUND GROUND
1 2 3 4 5 6 7 8 9 10 11 12 13 J1 26-48-1135 DIRECT CONNECTION TO J1 OF DRIVER PCB, # 26A1173
F1 FUSE 12
L1-F 25uH 11 2 D6A FEP6DT D6B FEP6DT 2 3 1 2T 5 2T 6 T1 9 4
L1-E 100uH 10
IC1 LM7805 IN GND OUT J2 26-48-1085 Z2 1N4749 C14 25uF/35V 1 2 3 4 5 6 7 8 D2 1N4004 1 2 L1-A 100uH RED1 C5 15000/70V C9 2.2/100V RED2 RED/BLK1 R4 100/25W L1-B 100uH 3 5 4 6 L1-C 100uH C10 2.2/100V RED/BLK2 BLK1 BLK2 BLK3 BLK4 C7 15000/70V C11 2.2/100V GRN/BLK1 GRN/BLK2 C12 2.2/100V GRN1 GRN2
B
ON HEAT SINK
Q9 IRFK4H100 Q9-5 Q9-4 3
1 T1 PWR XFMR 1 2 C1 10n/1000V 3 7 C15 20MF/100V 2T 8 10 5T 11 D9A FEP16JT 9 12 3 5T 3 3 13 R3 50/25W D4 MBR1645 14 5T 15 16 3 Z3 17 5KP36A 5T 3 2 7 D11A FEP16JT D11B 2 1 2 1 D10A FEN16JT D10B 2 C4 1n/1600V R5 100/25W 2 D9B 2 D8A FEN16JT D8B 2T C2 10n/1000V 1 3 2 D7B FEP6DT 2 1 2 C3 1n/1600V D7A FEP6DT 2 C13 1/63V
Q9-5
R2 50/25W
D5 MBR1645
C
1
1.5K R6 T2-1
Q9-4
D3 1N4004
+28VDC +28VDC GROUND GROUND GROUND GROUND -45VDC +45VDC
C
T2-1 50T
T2-2,3
T2-2,3 50T
R1 33/5W R7 1.5K
T2-4
T2-4 T2 CUR XFMR
Q8-4 Q8-4 Q8-5 Q8-5 1
C6 15000/70V
B
ON HEAT SINK
IRFK4H100 Q8
L1-D 100uH 8
C8 15000/70V
REV NOTES:
10/6/94
ADDED Z3, CHANGED R6, R7 TO 1.5K
BR1
50A
L2 1mH
GND FROM BATTERY
A
CREST AUDIO INC + FROM CIRCUIT BREAKER 150 FLORENCE AVE. HAWTHORNE, NJ 07506 Title PFA600 POWER SUPPLY MAIN BOARD Size B Date:
8 7 6 5 4 3
A
Document Number 21B1183 Tuesday, June 27, 2000
2
Rev Sheet 1
1
of
1
8
7
6
5
4
3
2
1
D
D
BAR 1 AMP OUT CH. A GROUND AMP OUT CH. A GROUND AMP OUT CH. A GROUND AMP OUT CH. B GROUND AMP OUT CH. B GROUND AMP OUT CH. B GROUND 72512-50-55-C 1 2 3 4 5 6 7 8 9 10 11 12
L1 2uH LED1 R3 1/10W R1 10/10W C1 0.047/630V L2 2uH CLIP LED6 LED5 CLIP LED7 PROTECT
B
LED2 RL1 FRL-24 PROTECT
ACTIVE LED3 SIGNAL
J3 1 2 3 4 5 6 7 8 9 10 11 12 13 26-48-1135 RELAY CH. B RELAY CH. A RELAY GROUND RELAY GROUND LED GROUND ACTIVE CH. A TEMP/DC CH. A SIGNAL CH. A CLIP CH. A CLIP CH. B SIGNAL CH. B TEMP/DC CH. B ACTIVE CH. B
C
C
LED4
FROM CH. A OUT FROM CH. B OUT PWR SUPPLY GND PWR SUPPLY GND
R4 1/10W RL2 FRL-24 SIGNAL LED8 ACTIVE
R2 10/10W
B
C2 0.047/630V
CREST AUDIO INC.
A
150 Florence Ave. Hawthorne, NJ 07506 Title PFA600 RELAY/LED PCB Size A Date:
8 7 6 5 4
A
Document Number 26A1170 Tuesday, June 27, 2000
3 2
Rev Sheet 0 of 0
1
8
7
6
5
4
3
2
1
D
D
F1 3A/MINI D1 1N4004
Q1 2SC2336 R4 680/1W R1 10K/1% R3 1K/1W Z1 1N5927 8 R5 2.2K
D4 1N4004 R9 10K
D5 1N4004 R10
C
C2 10/25V
RL1 FRL-24
3 D2 1N4148 2
+ IC1A AD712
LED1 O.V. >30V 1 D3 1N4004 R6 2.2K
10K
C
D6 1N4004
Z2 1N5913
LED2 NORMAL <30V 6 5 + IC1B AD712 7 R8 10K R7 2.2K R11 10K U.V. LED3 <19V
D7 1N4004
Q2 MPSA13
1 2 3 4 5 6 7 8 9 10 11 12 J1 26-48-1125
+24V IN +24V IN GROUND GROUND GROUND +24V OUT REMOTE REMOTE CH. A ENABLE CH. A ENABLE CH. B ENABLE CH. B ENABLE
B
4
B
R2 3.32K/1%
C1 10/25V
Z3 1N5917
NOTE:
R8,R11 AND Q2 ARE NOT USED CREST AUDIO INC.
R3 CHANGED FROM 10K TO 1K/1W ON 4/7/92 R4 CHANGED FROM 1K/1W TO 680/1W ON 4/7/92
A
150 Florence Ave. Hawthorne, NJ 07506 Title PFA600 VOLTAGE MONITOR/CONTROLLER Size A Date:
8 7 6 5 4
A
Document Number 26A1172 Tuesday, June 27, 2000
3 2
Rev Sheet 0 of 0
1