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SCHEMATIC DIAGRAM-12

PANEL CIRCUIT
TO MAIN CIRCUIT (CN902B) ON SCHEMATIC DIAGRAM-9
2 3 4 5 6 7 8 9 10 11 12 13 14 1

: +B SIGNAL LINE

: -B SIGNAL LINE

: MAIN SIGNAL LINE

CN902A
1

TO MAIN CIRCUIT (CN901) ON SCHEMATIC DIAGRAM-9
2 3 4 5 6 7 8 9

CP901
10

TO TRANSFORMER CIRCUIT (CN752) ON SCHEMATIC DIAGRAM-15 W752
1 2 3 4

LIMITTER

AF_MUTE

HP_GND

IF_DATA

TNR_CK

SD

SIC

RDS_IN

-VP

FL_AC1

OV1

FL_AC2

HP_L

OV2

+5V

BK_+5.6V

TNR_CE

TNR_DT

HP_R

SP_A

SP_B

DGND

FAN_CTRL

S_DET

RELAY

C910 50V22 C912 50V22

C909 50V22 C911 50V22

R916 100

R915 100 D903 B0BA5R600016

C914 50V10

C913 50V10

SP_B SP_A SIC AF_MUTE

D911 B0AACK000004

C915 6.3V100

C916 0.01

Q905

RVTDTA114EST
REGULATOR C1682 0.01 R1689 27
<0V> <0V>

Q905
<0V>

HP_L R1687 27 R1685 27 R1683 27 R1681 27
<5.33V>

Q906

B1GACFJN0007
REGULATOR

R1691 27
<0V>

Q1681
<-15.43V>

LIMITTER R1695 R1699 1K 3.3K

<0V>

Q906
<4.93V>

R1693 27 0.01 R1694 27 R1692 27 R1690 27

AF_MUTE HP_GND
<0V>

<0V>

C1681

Q1682
<-15.09V>

R1696 1K

C1685 0.01 D913 B0AACK000004 R1682 27 R911 2.2K R910 2.2K

<0V>

R1688 27

R1686 27

R1684 27

HP_R

Q1681-Q1682

2SD1915FTA
MUTING SWITCH 1 CP907 1 2 3 4 CN907 2 3 4 0V1 0V2 RELAY

D914 1SS291TA

L

R

HEADPHONE CIRCUIT
HP601

C901 6.3V100

C904 6.3V100

C902 0.1

SCHEMATIC DIAGRAM-13

PANEL CIRCUIT

: +B SIGNAL LINE

: -B SIGNAL LINE

FL901 A2BB00000101
1 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 44 45

DIG10

DIG9

DIG8

DIG7

DIG6

DIG5

DIG4

DIG3

DIG2

D905 MA2C167A0E D906 MA2C167A0E D907 MA2C167A0E

DIG8

DIG1

DIG9

DIG10

DIG1 DIG2 DIG3 DIG4 DIG5 DIG6 DIG7 DIG8 DIG9 DIG10 R980 100K R981 100K R982 100K R983 100K

C930 C928 C926 C924 C922

330P C929 330P C927 330P C925 330P C923 330P C921 330P 330P 330P 330P 330P

R922 100K

<-23.31V>

<-23.31V>

<-23.31V>

<-18.63V>

<-25.59V>

<-15.42V>

<-25.68V>

<-23.25V>

<-23.24V>

<-23.29V>

<-23.30V>

<-16.31V>

<-27.90V>

<-14.85V>

<-23.25V>

<-23.30V>

<-18.67V>

<-25.60V>

<-20.92V>

<-27.88V>

SEG10

DIG10

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

DIG9

DIG8

DIG7

DIG6

DIG5

DIG4

DIG3

DIG2

DIG1

64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 S/C_SP SP_A MUTE SP_B DIG10 DIG9 DIG8 DIG7 DIG6 DIG5 DIG4 DIG3 DIG2 DIG1 SEG8 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG9 SEG10

<-27.61V>

<-7.01V>

<4.93V>

<0V>

SEG19 SEG20

SEG10

SEG12

SEG13

SEG14

SEG15

SEG16

SEG17

SEG18

SEG11

SEG21

SEG1

SEG2

SEG3

SEG4

SEG5 SEG6

SEG7

SEG8

SEG9

<0V> 65 INIT_IN <0V> 66 RDS_CE <0V> 67 RDS_DO <0V> 68 RDS_CK

SEG11 40 <-25.92V> SEG12 39 <-18.86V> SEG13 38 SEG14 37 <-21.20V> <-23.83V>

SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21

COM_CK COM_DO COM_DI C908 0.01

<0V> 69 RDS_DI <4.88V> <0V> <0V> 70 COM_CK 71 COM_DO 72 COM_DI

SEG15 36 <-28.27V> SEG16 35 <-25.97V> <-25.92V> <-25.85V> <-28.20V> SEG17 34 SEG18 33 SEG19 32

COM_REQM COM_REQS

(4MHz) OSC_IN

THRM/OVLD1

THRM/OVLD2

SEL_ENCD1

SEL_ENCD2

FAN_CTRL NO USE

OSC_OUT

REMOTE

IF_DATA

TNR_DT

TNR_CK

TNR_CE

NO USE

NO USE

RESET

S_DET

RELAY

HOLD

AVSS <0V> 73 74 VREF <5.25V> 75 LIMITTER <5.06V> 76 COM_REQM <0V> WAKE <0V> 77 78 COM_REQS <0V> 79 NO USE <0V> <0V> 80 NO USE KEY1 KEY2

IC901 C2BBFE000112
MICRO PROCESSOR

SEG20 31 <-28.26V> SEG21 30 NO USE 29 VEE 28 LED_ST 27 <0V> <0V> <-25.52V>

R949 R948 R950 100K 100K 100K

100 100 100

<0V> LED_CK 26 <0V> LED_DT 25 <0V>

GND

VDD <5.11V>

1 <5.23V>

2 <5.23V>

3 <0.69V>

4 <0.70V>

5 <0V>

6 <0V>

7 <5.19V>

8 <5.19V>

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 <5.06V> <5.20V> <5.24V> <2.55V> <0V> <0V>

SD

R901 <2.30V>

<5.19V>

<5.14V>

<0V>

<5.23V>

<0V>

<5.06V>

<0V>

<0V>

R908 R909

22K 22K
IN

OUT

1
GND

3

KEY1

KEY2

SEL1

SEL2

2

Q902

CF901

2SA933SQRSTA
REGULATOR

R942 10K R912 100K

Q902
<5.25V> <5.24V>

R905 100K

R903 R941 R926

R906 270
<4.52V> <5.07V> <0V>

R928

1K

10K 1K 10K 10K D902 B0AACK000004 10K 10K 10K 100 1K C905 50V1

D904 MTZJ3R9ATA

R907 120 C907 0.01

C903 0.01
<0V>

R927

R904

R918

R919

R920

Q901

R902 4.7K

R985

R986

VOLTAGE SWITCH

SD

B1GACFJN0007

S_DET

Q901

FAN_CTRL

TNR_CK

TNR_CE

IF_DATA

TNR_DT

R987 C906 50V1

SCHEMATIC DIAGRAM-14

PANEL CIRCUIT

: +B SIGNAL LINE

: -B SIGNAL LINE
TO DIGITAL CIRCUIT (CN905B) ON SCHEMATIC DIAGRAM-8

: MAIN SIGNAL LINE

CN905A
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

VOL_ENCD2

VOL_ENCD1

COM_REQM

COM_REQS

COM_DO

D931-937,939 B3AAA0000487

D939 RED

D931 RED

D933 RED D934 RED D935 RED

270

270

270

270

D936 RED D937 RED

D932 RED

270

270

R932

270

R934

R935

R936

R939

R931

R933

R937

270

COM_CK

COM_DI

VOLUME CIRCUIT
VR901 K9AA012A0004 INPUT SELECTOR VR902 EVEKD2F3024B VOLUME

16V10

<5.97V>

<0.43V>

<0.42V>

<0.41V>

<4.15V>

<4.26V>

<4.15V>

18 C932 0.01 VDD

17 CE

16 Q11

15 Q10

14 Q9

13 Q8

12 Q7

11 Q6 Q3

10 Q5 Q4

IC902 C1BB00000542
I/O EXPANDER LCK Q0 Q1 CLOCK DATA VSS Q2 B B 1 COM 2 A 3 1 COM 2 A 3

1
<0V>

2
<0V>

3
<0V>

4
<0V>

5
<4.20V>

6
<4.47V>

7
<4.25V>

8
<0.41V>

9
<4.20V>

<4.16V>

C935

<0V>

C994 100P VOL_ENCD1 VOL_ENCD2
1 2 3 1 2 3

C933 100P

SEL2 SEL1 C991 100P C931 100P C992 100P

C934 100P

R991 100K

R994 100K

VOL1 VOL2 GND

W901 R921 4.7K 1 2 C917 16V10 3 Z901 B3RAB0000013 REMOTE SENSOR

KEY2

KEY1

INPUT MODE

SPEAKER B

TUNING UP

FM MODE

SEARCH/ MEMORY

R923 10K

R960 1K

R961 1.2K

R962 1.5K

R963 1.8K

R964 2.2K

R965 3.3K

R966 4.7K

R967 6.8K

R968 12K

PRO LOGIC II

SPEAKER A

RE-MASTER

DTS NE0:6

EX SURR

R924 10K

R951 1K

R959 1.2K

R952 1.5K

R953 1.8K

R954 2.2K

R955 3.3K

R956 4.7K

R958 1.2K

DVD 6CH INPUT

SOURCE DIRECT

SOUND MODE S956

SOUND ZOOM

S957

S953

S955

S958

S959

S960

S954

S961

TAPE MONITOR

POWER

TUNING DOWN S967

PRESET

S962

S963

S964

S965

S966

BAND

S968

S969

S970

S971

C993 100P

R992 100K

R993 100K