JVC AV-27D502/R Service Manual page 55

MAIN PWB CIRCUIT DIAGRAM
LF
PWB
21.6V
0V
16.9V
14.2V
155.4V
0V
1.6V
8.6V
132V
DIFFERENCE LIST ( PARTS )
R404 L511
SAC-1506A-M2 NOT USED QQR1027-004
10#?#
SAC-1507A-M2 QQR1027-002
QRE121J-100Y
0.7V
1.3V
0V
0.7V
134.9V
11.0V
MAIN PWB ASS'Y
SAC-1506A-M2 ( AV-27D502
SAC-1507A-M2 ( AV-27D502
L521 C510
88#$#H 4500pF
QQLZ026-880 QFZ0196-452
43#$#H 3500pF
QQLZ026-430 QFZ0196-352
No.51797
AV-27D502 AV-27D502
0V
0.6V
5.0V
5.0V
5.0V
0V
0V
Q501 B Q501 C
1.0Vp-p(H) 140Vp-p(H)
-0.1V
80.9V
0.3V
134.8V
134.4V
0V
)
/S
)
/R
2-7 2-8
IC401 2
60Vp-p(V)
IC401 3 7
-13.7V 2.4V 2.4V 13.8 -10.7V
V
0V
32Vp-p(V)
14.7V
R403
0.82
R404
FR524
4.7 2W FR
QRX029J-4R7
FR523
4.7 2W FR
QRX029J-4R7
Q511 B
1100Vp-p(H)
2.4Vp-p(H)
0V
T502 7 T502 6
140Vp-p(H) 140Vp-p(H)
C515
0.4
QFZ0197-404
4 8 2
T502 T502 T502
33Vp-p(H) 90Vp-p(H) 90Vp-p(H)
No.51797
FOR ADJ.
CONNECTOR
CRT SOCKET PWB
9
T502
6Vp-p(V)
NOTE
BW : BUS WIRE
X : NON MOUNT
1 : 2SC2412K/QR/-X
2 : 2SA1037AK/QR/-X
3 : 1SS133-T2
4 : QQR0582-001Z