B (2/6), Qa (2/2), B1 - Sony PFM-42B2 Service Manual

B1
(RGB SW)
CN6101(1/2)
BUFF
B B0ARD(1/6)
PR/R A2
CN6102(2/3)
Q6101
BUFF
Y/G A3
Q6106
BUFF
PB/B A4
Q6109
IC6104
2
B B0ARD(5/6)
COL A6
CN6102(3/3)
Q6200
Q6201
MATRIX A7
SYS HS A9
CP.P A10
HD YPBPR A8
QA
(2/2)
J9501
(BKM-B10)
VIDEO A6
AUDIO IN A7

B (2/6), QA (2/2), B1

IC6102
BUFF AMP
1 4
Q6103 Q6104
IC6106
CHROMA
MATRIX SW
CONTROL
8 1
7
2
BUFF
6
5
Q6102
3
2 5
AMP
Q6107
IC6103
MATRIX SW
THERMO COMP
1
Q6420,6421
IC6103
7
BUFF
1 5 2
Q6110
6
CHROMA
CONTROL
3
8 5
BUFF AMP
4
Q6111 Q6112
2
1
THERMO COMP
Q6418,6419
IC6401
IC6401
2
2 12 4
1
PULSE
GEN
CLAMP
15 4
Q6416,6417
3
BUFF
Q6114
IC6903
CN9501(2/2) CN6910(2/2)
AUDIO L 5
AUDIO L A17
AUDIO R AUDIO R A16 3 7
1
2 4
IC6904
5
3 7
1
2 4
RGB3 A13
POWER OFF MUTE
J9101
Q6911
INPUT1
AUDIO
J9102
INPUT2
AUDIO
6-2
B (2/6), QA (2/2), B1
7
9
11
BUFF BUFF BUFF
1
Q6105 +5V-3 Q6402 Q6404
CLAMP CLAMP CLAMP
Q6401 Q6403 Q6405
BUFF BUFF BUFF
3
Q6108 +5V-3 Q6407 Q6409
CLAMP CLAMP CLAMP
Q6407 Q6408 Q6410
BUFF BUFF BUFF
5
Q6113 Q6412 Q6414
+5V-3
CLAMP CLAMP CLAMP
Q6411 Q6413 Q6415
16
MUTE J9103
Q6905 AUDIO OUT
MUTE
Q6906
Q6904
VIDEO RGB 1/6,5/6
RGB1/RGB2 1/6,5/6
Q6907
RGB3 1/6,5/6
A MUTE 5/6
B
(2/6)
(AUDIO CONTROL)
6-2
IC6101
RGB SW
R0
G0
B0
CN6101(2/2)
R1 R 21 A15 R OUT
G1 G 19 A14 G OUT
B BOARD(2/6)
CN6102(1/3)
B1 B 15 A13 B OUT
CONT
A5 SOG
PFM-42B2/42B2E