Printed Wiring Board - Reg Board - Sony HBD-E370 Service Manual

HBD-E370/E470/E570/E870/T57
HBD-E370/E470/E570/E870/T57
• Waveforms
– MAIN Board –
IC501 qd (Xout)
1
3.3 Vp-p
166 ns
1 V/DIV, 100 ns/DIV
2 IC703 qh (RMCK)
4.4 Vp-p
40.6 ns
1 V/DIV, 20 ns/DIV
3 IC703 qj (RBCK)
4.2 Vp-p
324 ns
1 V/DIV, 200 ns/DIV
IC703 w; (RLRCK)
4
3.9 Vp-p
20.8 s
1 V/DIV, 10 s/DIV
IC703 wk (XOUT)
5
4 Vp-p
40.8 ns
1 V/DIV, 20 ns/DIV
IC3010 rk (XFSOIN)
6
4 Vp-p
20.4 ns
1 V/DIV, 10 ns/DIV

5-33. PRINTED WIRING BOARD - REG Board -

1
REG BOARD
A
13
C414
5 4
B
IC402
C408
1 3
C411
R411
LP400 JW406 JW408
JW421
C409
5 4
C
IC400
C415
1 3
R406
C412
CL412
1
D
60 60
• See page 34 for Circuit Boards Location.
2 3
E MB-134 BOARD
CN303
(Page 48)
JW404
CL414
CN402 3 1
R421
CL418
LP401
CL415
CL419
E
L401 Q401
C428 R420
D407
C426
Q402
JW409
R415
D406
JW403
G S
R417
D405
JW405
CL400
JW410
C431 R423
CL421
JW419
JW417 C403
JW401
R422
C405
C404
D402
JW418
CL407
CL422
D403
CL408
C401
JW400 CL409
CL410
C400
JW412
CL411
JW416
JW414
CL417
CN403 12
CL416
N MAIN BOARD
CN506
(Page 53)
• : Uses unleaded solder.
4
CL420
R404
1
JW407
3
CN400
Q
R402
POWER BOARD
CN906
(Page 64)
CL401
13
(CHASSIS)
ET400
13
(13)
1-880-752-