SONY KDF 55WF655 Service Manual
Y/C/AUDIO/CCD/HEAD AMP
WAVEFORMS
1
PB
10µs 0.5V/div
2
SEARCH
5ms 1.0V/div
3
PB
50ns 100mV/div
6
REC
5µs 10.0V/div
7
PB
0.5ms 200mV/div
SYSCON/SERVO/TIMER
8
P.ON
50ns 1.0V/div
PB
11
0.2ms 1.0V/div
12
PB
0.2s 1.0V/div
13
PB
0.2s 1.0V/div
4
PB
2ms 100mV/div
PB
5 10
10ms 2.0V/div
The following waveforms were measured at the point of the corresponding
NOTE :
balloon number in the schematic diagram.
9
PB
0.5ms 1.0V/div
PB
5ms 0.5V/div
POWER
21 PB
50V 2µs/div
H-1
MECHANICAL EXPLODED VIEW
701
701
702
610
702
708
621
617
TU6001
703
702
613
J4202
J4201
614
619
707
620
611
701
704
615
618
612
706
PCB010
(SYSCON PCB)
609
603
606
609
604
602
605
601
607
I-1
608
616
705
PCB270
(OPERATION PCB)
503
335
CHASSIS EXPLODED VIEW (TOP VIEW)
367
503
510
M2003
505
300
505
505
UN4001
349
336
359
368
357
318
303
328
512
AA
366
319
309
314
355
313
508
AD
358
H5002
BA
366
502
306
334
310
512
AB
AA
321
313
AB
348
506
508
315
338
AD
507
304
317
H5001
305
361
353
501
320
502
356
AA
329
330
AA
AA
301
347
AA
M101
364
PCB550
(DECK PCB ASS'Y)
316
AD
323
CLASS
GREASE
OIL
365
363
AD
AD
AD
352
PART NO.
G-555G
G-488M
FL-721 AC
MG-33 AD
FL OIL No. 6115 BA
351
MARK
AA
AB
I-2
509
502
AD
324
360
NOTE:
Applying positions AA, AB, AC, AD and BA for
the grease or oil are displayed for this section.
Check if the correct grease or oil is applied for
each position.
AD
362
511
CHASSIS EXPLODED VIEW (BOTTOM VIEW)
302
300
307
327
308
354
513
326
350
341
322
514
AA
340
511
AA
342
AD
AA
343
511
339
AA
AD
503
345
AA
AA
514
AC
M2001
331
AB
346
AA
AA
344
333
AA
332
346
311
312
325
AD
CLASS
GREASE G-555G
OIL
PART NO.
G-488M
FL-721 AC
MG-33
FL OIL No. 6115 BA
AD
MARK
AA
AB
AD
504
AA
AA
NOTE:
Applying positions AA, AB, AC, AD and BA for
the grease or oil are displayed for this section.
Check if the correct grease or oil is applied for
each position.
337
I-3
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