B (2/3) Board - Sony TRINITRON PVM-8042Q Service Manual

B (2/3) BOARD WAVEFORMS
B MOUNT (2/3) VOLTAGES
1
IC
PAL SECAM NTSC
IC106 1 0 0 0 IC121
2 0.2 0.2 0.2
3 12VB 12VB 12VB
4 1.8 1.8 1.8
5 12VB 12VB 12VB
6 12 12 12
7 NC NC NC
8 GND GND GND
9 10.2 10.2 10.2
10 1.2 1.2 1.2
11 12 12 12
12 1.7 1.7 1.7
13 12VB 12VB 12VB
2
14 9.8 0 0
15 GND GND GND
16 12VB 12VB 12VB
IC108 1 0.3 0.3 0.3 IC 122
2 GND GND GND
3 GND GND GND
4 0.4 0.4 0.4
5 0.4 0.4 0.4
6 GND GND GND
7 GND GND GND
8 GND GND GND
9 8.2 8.2 8.2 IC123
10 5.5 6 6
11 9.8 9.8 9.8
12 0.5 0.5 0.5
13 0.3 0.3 0.3
3
14 0.3 0.3 0.3
15 0.3 0.3 0.3
16 12VB 12VB 12VB
IC109 1 GND GND GND IC128
2 11.2 11.2 11.2
3 11.6 11.6 11.6
4 11.9 11.9 11.9
5 11.3 11.3 11.3
6 0.6 0 0
7 0 0 0
8 GND GND GND
9 GND GND GND
10 0.7 0.7 0.7
11 0.4 0.4 0.4 Q136
12 10.5 10.5 10.5
13 9.1 9.1 9.1
4
14 12VB 12VB 12VB
IC118 1 5.4 0 0
2 2.8 0 2.8
3 0 5.4 5.4 Q137
4 0 0 0
5 5.4 0 0
6 12VB 12VB 12VB
7 5.7 5.7 5.7
8 GND GND GND
IC120 1 5.1 5.1 5.1 Q138
2 5.1 5.1 5.1
3 5.1 5.1 5.1
4 5.1 5.1 5.1
5 0.4 0.4 0.4
6 8.3 8.3 8.3
7 GND GND GND Q132
5
8 12VB 2VB 2VB
9 12 12 12
10 4.8 4.8 4.8
11 5.1 5.1 5.1
. All voltages are in V (volt).
12 0.5 0.5 0.5 . NC: No connection.
13 0.4 0.4 0.4
14 12VB 12VB 12VB
A B
CROSS-REFERENCE OF * * * * * MARKS ON

B (2/3) BOARD

PAL SECAM NTSC
PVM-8042Q (U/C)
1 0 5.1 5.1
PVM-8045Q (U/C)
2 5.1 5.1 5.1
PVM-9042QM (AEP)
3 0 0 0
PVM-9042QM (AUS)
4 5.1 0 0
PVM-9045QM (AEP)
5 5.1 0 0
PVM-9045QM (AUS)
6 GND GND GND
C135 68P :CHIP
7 GND GND GND
8 GND GND GND
C190 150P :CHIP
9 2 2 2
C193 47 16 V :CHIP
10 2 2 2
C197 47 16 V :CHIP
11 2 2 2
12 5.1 5.1 5.1
C308 0.1 25 V CHIP
13 0 4.8 4.8
C309 0.1 25 V CHIP
14 5.1 5.1 5.1
C310 0.1 25 V CHIP
15 5.1 5.1 5.1
16 12VB 12VB 12VB
CN103 B to B 12P
1 4.8 4.8 4.8
D108 MA111
2 4.8 4.8 4.8
D116 NOT USED
3 4.8 4.8 4.8
4 GND GND GND
D121 MA111
5 5.1 5.1 5.1
D185 MA151WA
6 5.1 5.1 5.1
D342 MA151WA
7 5.1 5.1 5.1
8 12VB 12VB 12VB D390 MA157
1 0 0.6 0.6
IC128 LM358DR
2 2.5 2.5 2.5
JR113 NOT USED
3 1.7 1.7 1.7
4 GND GND GND Q129 DTC144EK
5 5.1 5.1 5.1
R130 100K :CHIP
6 5.1 5.1 5.1
R148 6.8K :CHIP
7 5.1 5.1 5.1
8 12VB 12VB 12VB R161 47K :CHIP
1 3 3 3
R182 20K :RN-CP
2 3 3 3
R389 47K :CHIP
3 0 2.9 2.9
4 GND GND GND R1040 100 :CHIP
5 5.3 4.6 4.6
R1280 330K :CHIP
6 5 5 5
R1285 NOT USED
7 10.4 0 0
8 12VB 12VB 12VB R1339 100K :CHIP
R1340 100K :CHIP
TRANSISTOR
R1341 390K :CHIP
1 12VB 12VB 12VB
R1342 62K RN-CP
2 5.7 5.7 5.7
3 5.1 5.1 5.1
R1343 1M :CHIP
4 10.5 10.5 10.5
R1344 10K CHIP
5 5.7 5.7 5.7
R1345 1.8K CHIP
6 5.1 5.1 5.1
1 12VB 12VB 12VB R1346 820 :CHIP
2 5.7 5.7 5.7
RV101 4.7K
3 5.1 5.1 5.1
SEP101 1-808-654-11
4 10.5 10.5 10.5
5 5.7 5.7 5.7 TP113 NOT USED
6 5.1 5.1 5.1
1 12VB 12VB 12VB
2 5.7 5.7 5.7
3 5.1 5.1 5.1
4 10.5 10.5 10.5
5 5.7 5.7 5.7
6 5.1 5.1 5.1
B 6 6 6
C 1.7 1.7 1.7
E 2.3 2.3 2.3
C
B (2/3) B (2/3)
B (2/3) BOARD WAVEFORMS
1
PAL 0.25 V p-p (H) SECAM 60 mV p-p (H)
PVM-9045PM(BRZ) 2 3
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NTSC3.58 0.28 V p-p (H) SECAM 0.38 V p-p (H)
NOT USED
6 7
NOT USED
NOT USED
NOT USED
SECAM 12.6 V p-p (H)
MA111
NTSC3.58 12.6 V p-p (H)
NOT USED
NTSC4.43 12.6 V p-p (H)
PAL 1.9 V p-p (H)
NOT USED
!- !=
NOT USED
NOT USED
NOT USED
SHORT 0
NOT USED
PAL 0.92 V p-p (H)
NOT USED
!;
NOT USED
NOT USED
22K :CHIP-CP
NOT USED
PAL 0.9 V p-p (H) NTSC3.58 0.8 V p-p (H)
NOT USED
SECAM 0.9 V p-p (H) NTSC4.47 0.8 V p-p (H)
NOT USED
@/
2.2K :CHIP
NOT USED
NOT USED
NOT USED
NOT USED
PAL 0.85 V p-p (H)
NOT USED
@- @=
NOT USED
NOT USED
NOT USED
NOT USED
NTSC3.58 0.9 V p-p (H)
1-809-347-11
NTSC4.43 0.9 V p-p (H)
1-809-347-11
MODULE
10-16 10-16
D E
2
NTSC3.58 0.35 V p-p (H)
NTSC4.43 0.35 V p-p (H) PAL 0.35 V p-p (H)
4
PAL 0.38 V p-p (H) NTSC3.59 0.36 V p-p (H)
NTSC4.43 0.36 V p-p (H) 12 V p-p (H)
8 9
PAL 12.6 V p-p (H)
4 V p-p (H) 12 V p-p (H)
![ !]
12 V p-p (H) 12 V p-p (H) SECAM 0.5 V p-p (H)
!' !,
12 V p-p (H) 12 V p-p (H)
@-
NTSC3.58 0.85 V p-p (H)
SECAM 1 V p-p (H) NTSC4.43 0.85 V p-p (H) PAL 0.9 V p-p (H)
PAL 1.3 V p-p (H) NTSC3.58 1 V p-p (H)
SECAM 1.3 V p-p (H) NTSC4.43 1 V p-p (H)
F G
SECAM 60 mV p-p (H)
5
PAL 3.6 V p-p (H)
0
12 V p-p (H)
!\
SECAM 0.5 V p-p (H)
!.
12 V p-p (H)
SECAM 0.9 V p-p (H)
S MIC Chassis
H