Sharp VL-WD650U Service Manual page 26

VL-WD650U
[TEST POINT]
(Wiring board diagram: Main Side B)
TL604
EE level check
Frequency character check
Super-directional microphone check
TL605
EE level check
Frequency character check
Super-directional microphone check
TL8845(VR)
VF sub-contrast R/B
VF sub-brightness R/B
TL8846(VG)
VF COM-DC
VF brightness
VF contrast
VFγ1
VF sub-contrast R/B
VF sub-brightness R/B
R222
TL8844(VB)
VF sub-contrast R/B
VF sub-brightness R/B
TL6604(GND)
EE level check
Frequency character check
R6636
C6634
R6637
TL8847(COM)
VF COM-DC
R641
TL7800(AFC)
VCO free-run
TL8800(VF-Y)
VF VCO
TL8840(HST)
VF VCO
C204 C641
L101
C220
C218
R203
R204
R218
R207
R215
R217
R213
R214
R216
R212
R202
R211
C203
C211
C213
L1402
C1402
C24
FB35
TL6602(TELE MIC)
Super-directional microphone check
SC5002
P6601
C6621
R6628
C6628
C6604
R6602
R6633
C6611
R6635
R6615 R6616 R6619
R6617
C6618 R6621 R6620
Q6603
C6619 C6617 R6622
C6639
R6644
R6658 C6615
C6640
C6632
R6657 R6623
C6641
R6627
R621
R6645
R6651
C6643
Q608
C6647
C3473
Q6604 L6601
R609
Q602
C616 R603
R3446
R617 C3432
Q605
IC3402
R618 R3488
R616 R3445
R3426 R3427
R639
R651
R3432 R3486
R656 C646
C651
C637
C3433
R640
C3426
R3421
C642 C3424
R3473 C3477
R3419
Q3404
R3454
R3472 C3476
C638
R3479
R3478
R3420
R3470
C639
R3416 C3418
C605 FL3403
R654 R3417 C3416
R670
C3415
R636
R3415
C640
R638
C3406
R631
C625
R4461 R4466
D4452
L7801
C7837
L4451
C4432 C7842 C7815 R7827
R4464
R4469
Q4461
R4460
R4468 C4464
R4451
R4467
D4451
C4427
R4473
Q4471
R4477
C4420
Q4472
Q4432
C4435
R4424 R4425 C4436
R4428 C4405
R4486 R4488
R4437 R4442
R4443
R4422
R4418
C4407 R4421
R4426
R4427
R4499 R4429
R4419
R4485 R4487 C1405
C4408
C4485
C1413
Q1434 C1408
C1432
R1431 R1432
C1436
R1454
C1404
R1451
Q1432
C1409
C1416
IC1401
R1415
R1433 C1433 C1440 C1418
C1417
R1434 R1435
R1437 R1421
R1461
C1435
R1436 R1462
Q1405 D1403
R1729
R1730
R1705
R1706
Q1431
C1412 R1731
R1401 R1732
R1413
R5003 R5004
R5007
SC5001
TL5002
TL5004
PCO D/A-C
PCO D/A-Y
26
TL6607(INT MIC R)
EE level check
Frequency character check
TL6605(INT MIC L)
EE level check
P6602
Frequency character check
TL2801(G OUT)
R5801
R5800 DAC full-scale
L2800
C2800
L2801
C2801
R2804 R2803
R2808 R2806
TL2800(R OUT)
R2807 R2805
DAC full-scale
R6624
C6616
C1801
TL2802(B OUT)
C2804
R1802 DAC full-scale
C2803 C1810 R1803
D1800
C2802
R3447
R3438
R3457
TL1801(C OUT)
C3459
COMMON PULSE
TL1800
R3436
R3482 R3480 R3491 R3435
R3425
C3444 R3481 R3490 C3430 R3463
COMMON PULSE
C3431 C3434 C3471 C3429 R3462 R3437
C3454
C3423
FL3402
C3419
C3417
C3420 C3466 R3412
C3414 R3410 R3411
R3406
R3404 R3442
Q3401
C3465
R3441
C3403
C3405
C3401
R3496
C3443
R3401
Q3406 R3489
C3442
R7847
R7858 R4403 Q3405
R7857
C4403
R7856 R3499
C7813 TL4405(B-Y OUT)
R7860
R7859
DAC_B-Y
TL4403(Y OUT)
DAC_Y
TL7823(GND)
DAC_Y, DAC_R-Y, DAC_B-Y
C4440
C4402
C4441
R4402 R1725
R4430
R1726
IC4472
C4409
R4417
Q1701
C1704
C1703
C1724
R1715
C1726
C1727
R1722
C1715
C1702
C1701 C1713
C1716
C1706
C1719
C1705 L1701
TL4404(R-Y OUT)
DAC_R-Y