Block Diagrams - Sony PFM-32C1 Service Manual

Block Diagrams

J3002
RGB/
INPUT1
YUB
J3001
RGB/
INPUT2
YUB
CN3009 (1/3)
R
G
B
OPTION
H
V
CN3002 (1/4)
B BOARD
INPUT SEL
QA CN1001
RGB3
(BKM-B10)
CN9503 LPF
CN9501
BUFF
IN A3 VIDEO
CN3009 (2/3)
Q9501
COMPOSITE RGB3
VIDEO
OUT
Y
C
AUDIO L
BUFF
A4 Y AUDIO R
Q9502
VIDEO
SDA
CN9502 SCL
Y/C IN
CONT1
Q SENCE
BUFF
A5 C
Q9503
J3003
J9501
INPUT1
A6 AUDIO L
AUDIO IN
AUDIO
A7 AUDIO R
J3004
INPUT2
AUDIO
CN3002 (2/4)
B BOARD
Q SENCE
CN1001
CONT1
SDA LS
SCL LS
AUDIO MUTE 12
LINE MUTE
SIRCS
PFM-32C1/32C1E
B (1/3), Q (1/2), QA
Section 6
Q
(1/2)
IC3004
VIDEO SW
IC3001
DOC
2 IR1 RO
6 SCL 11 IR2
5 SDA
5 IG1
7 TEST
13
IG2
GO
7 IB1
16 IB2
BO
IC3003
VIDEO SW SW
IC3002
DOC 19
11 IR2 RO 35
SCL 2
6 IR1
5 SDA Q3002
13 IG2 GO 30
7 TEST
5 IG1
16 IB2 BO 27
7
IB1
SW
19
Q3001
IC3010
RGB
B11 8 10
DRIVE
B10 14 12
B9 4 6
B8
B7
8
29
11
A13
A21
A19
A18
3 1
A16
5 7 IC3011
A17
IC3011
B12
A12 IC3022 IC3012
AUDIO MATRIX SURROUND PROC
A14
A15 4 L1 LO1 12 6 LIN LOUT 20 11
5 L2 LO2 14 12
6 IL3
25 7
R1 RO1 13 RIN
24 R2 RO2 15 ROUT 19 11
23 R3 12
28 S SDA 28 SDA
Q3012
27 S SCL 29 SCL
28
30
16
15
MUTE CONT
Q3017,3019
13
BUFF SIRCS OUT
3
Q3030 Q3029
IC3016
SIRCS IN
2/2 SIRCS 1
9V
A12V A9V Q3032
REG
B (1/3), Q (1/2), QA
IC3006
VIDEO SW
CN3001 CN401
35 2 IR1 RO 35 2 R/V
R/V
4 G/Y G/Y
BUFF
11 IR2 6 B/U B/U
Q3004
8 DSUB H
DSUB H
10 DSUB V
DSUB V
30 5 IG1 GO 30
BUFF
13 IG2
Q3003
27 7 BO 27
IB1
BUFF
16 IB2
Q3005
SW
CN102
19
VID SIG
Y SIG
Q3006
C SIG
IC6906
SYNC SW
12
14
13
15
11
1
5
3
2
4
10 A
9 B
CN3006
10 VIDEO SIG
8 Y SIG
6 C SIG
SP
IC3015
SP AMP
FL9001
CN3008 CN9001
IN
OUT 4 1 L SP(+) 1 8 1
STB L
J9001
2 L SP(-) 2 7 2
SPEAKER
IC3014 3 R SP(+) 3
6 3
R
SP AMP
4 R SP(-) 4 5
4
IN
OUT 4
STB
J3005
SIRCS
(IN)
J3006
SIRCS
(OUT)
6-1 6-1
B
(1/3)
(COLOR DECODER)
2
4
6
8
10
BUFF
Q33
BUFF
Q31
BUFF
Q32
2/3
10
2/3
8
6
3/3 SDA LS
SCL LS
3/3
IC4
MAIN V CHIP/CC
14 SDA R 18
Q10
5V-3
15 SCL
G 2
Q8
5 H IN
B 3
Q6
7 VIDEO
BOX 17
Q11
IC3
6
BUFF
1
Q3
7
5
3/3 CC VID/YUV Q7
X1
16.2MHz
Q34
IC6
AUTO WIDE
BUFF AMP
ADIN
6
Q17,19 Q21
IO
11
16 SDA
15 SCL
26 XI
X2
14.318MHz
3/3 DEC ENA Q35 25
XO
IC405(1/3)
12
BUFF BUFF AMP
14
Q415 Q407-414
13
11
IC405(2/3)
5
4
3
9
IC405(3/3)
2
15
1
10
3/3 SYNC SW Q406
3/3 SOG DUTY1
3/3 SOG DUTY2
5V-3
LIMIT
Q23
R/V 2/3
G/Y 2/3
B/U 2/3
IC2
COLOR DECODER
BUFF
17 CR1 CR OUT 23 V R-Y 2/3
Q28
IC5
1 3
BUFF BUFF
Y OUT 21
19 Y1 V Y 2/3
Q24 Q30
2
18 CB1
BUFF AMP
1
CVBS/Y1
Q15 Q16,20,22
44 CVBS/Y2
43 C2
Q18
14 SDA
AMP BUFF
PIC AGC SW 3/3
Q25,26 Q27
13 SCL
BUFF
CB OUT 22 V B-Y 2/3
Q29
35 R2
IC1
34 G2
5 3
HS 9 VID H 2/3
IC1
2 6
4
VS VID V 2/3
33 B2
FSC OUT 46
FSC 3/3
36 YS/YM
FL1
BUFF BUFF
CVBS OUT 3 LPF COM IN 3/3
Q2 Q4
11 Y FCR SYNC
2 SYNC IN FL3
BUFF BUFF
COMB Y 5 LPF
COM Y 3/3
Q9,12 Q14
FL2
BUFF BUFF
COMB C 7 LPF COM C 3/3
Q5
Q13
38 XTAL
37 BPH FLL
V SOG 2/3
IC404
SYNC SEP
BUFF
4 GREEN H POL 18 H STATUS 3/3
Q401
V POL 19 V STATUS 3/3
DUTY
SWITCH
Q404,405
TH401
HD 14 RGB H 2/3
6 C/H
D5V-2
VD 13 RGB V 2/3
BIAS
Q402
8 V IN
D5V-2
BIAS IC7
Q403
5V
A6V A5V-3
REG