Sony TRINITRON PVM-8042Q Service Manual page 104

S BOARD
1
2
S
-A SIDE-
SUFFIX: -31
3
S BOARD IC1101 CXA1214P
22 21 20
4
GND 23
LIM 2
B-YDEM
DL IN 24
PERMUTATOR
BELL 2 1
LIM 1
R-YDEM
BELL 1 2
5
3 4 5
A B
S
-B SIDE-
SUFFIX: -31
19 18 17 16 15
14 SEC
13 BG
SAMPL
GAME
S/H ID F/F HBLK 12 HP
PIC COLOR COLOR
11 BY OUT
MATRIX CONTROL CONTROL
6 7 8 9 10
C
S S
S
(SECAM DEMODULATION)
C1117
47
16V
IC1101
CXA1214P
SECAM-DEM
SECAM
R1101
1.5k
:CHIP
R1127
560
+12V
:CHIP
R1102
5.6k
:CHIP
R1103
6.5
2.7k
6.5
:CHIP
C1118
0.1
B:CHIP
R1128
1k
6.0
:CHIP
5.7
Q1101
2SA1037K
C1119
INPUT-BUFF
R1129 8200p
Q1107
56k B:CHIP
2SK94
:CHIP
ID-ATT
S BOARD WAVEFORMS
1
SECAM 65 mV p-p (H)
5
SECAM 12 V p-p (H)
10-20 10-20
D E
SECAM
11.6(0)<11.6>
R1124
L1104 C1115 DISCR
150 +12V +12V Q1105
0.1 25V B:CHIP
15µH (B-Y)
:CHIP DTC144EK
SECAM-SW
R1125 L1103
+12V
150
:CHIP R1122
390
:CHIP
+12V R1121
1M
R1123 :CHIP
C1111
4.7k 5600p
:CHIP C1116 C1114 C1113
B:CHIP
75p 27p 120p
TP1101 C1112
CH:CHIP TH:CHIP RH:CHIP
0
1
:CHIP
LIM-OUT
24 23 22 21 20 19 18 17 16 15 14 13
R1114
7
6
1.8k
C1104
:CHIP
0.01
F:CHIP
C1103
1 2 3 4 5 6 7 8 9 10 11 12
47
16V
SEL-COL
RV1102
BEL FIL (R-Y)
2.2k
T1101
C1108
Q1102 120p
L1102 C1109
2SC2412K RH:CHIP 0.01
BUFF F:CHIP
R1108 DISCR
C1102
0.1 390 (R-Y)
R1111
25V :CHIP C1110
4.7k
B:CHIP 100p
:CHIP
:CHIP CH:CHIP
C1107
R1105
R1106 C1105 R1109 0.1
180
2.7k 75p 3.9k 25V
R1131
:CHIP
:CHIP CH:CHIP :CHIP B:CHIP 10k
:CHIP
Q1108
R1104 C1101
2SC2412K
10k 120p RV1101
ID-ATT-SW
:CHIP RH:CHIP 4.7k SEL-COL
R1107 R1110 8
8.2k 6.8k R1132
:CHIP :CHIP
10k
:CHIP
2 3
SECAM 72 mV p-p (H) SECAM 0.6 V p-p (H)
6 7
SECAM 74 mV p-p (H) SECAM 3.4 V p-p (H)
F G
CN1101
12P
WHT
1
1 DL-IN(SIG)
2 DL-IN(COM)
2
3 SECAM
4 LIM-OUT
5 12V
R1120
6 C-IN
100k
:CHIP
7 SECAM-OFF
3
8 B-Y OUT
9 R-Y OUT
4
10 GND
11 BGP 5
Q1106 R1119
DTC144EK 1k 12 (DLY)HP
:CHIP
SECAM-OFF-SW
TO B BOARD CN103
R1118
R1117
10k
3.3k
:CHIP 2.3
:CHIP
Q1104
R1116
2SA1037K
6.8k
B-Y-BUFF
:CHIP
1.7
L1111
15µH
:CHIP
C1131
R1113
15p
R1115 6.8k
:CHIP 2.3
3.3k :CHIP
:CHIP
1.7
Q1103
2SA1037K
R1126
R-Y-BUFF
1.5k L1110
:CHIP 15µH
:CHIP
R1112
2.7k
:CHIP C1130
15p
C1120 :CHIP
15p
C1123
D1101
15p
C1122
MA111
5p :CHIP
SW CH:CHIP
D1102
MA111
SW
R1134
0 56k
:CHIP
R1133
10k C1121
15p
:CHIP
CH:CHIP
B-¥SV9605<U/C>-S
4
SECAM 0.47 V p-p (H)
8
SECAM 5 V p-p (H)
S MIC Chassis
H