Sony KLV-S23A10E Service Manual page 62

A B C
1 N.-WAX
+5VA
FB3402
0uH
C3403 C3404
0.1 0.01
16V
10V
C3402
0.1
R3438 R3469
12k 470
2
Q3401
2SC5658T2LQ/R
R3485
C3447 R3470
0
0.1
470
YUV_Y
C3444
R3456 R3471
22
15k 820
YC_Y 6.3V
R3476
XX
3
R3472
R3465
470
12k
2SC5658T2LQ/R
C3448
R3473
0.1
470
YUV_U
C3445
R3466
R3474
22
15k 820
6.3V
4
R3467 R3475
12k
470
2SC5658T2LQ/R
R3421
C3449
R3478
0 0.1
470
YUV_V
5 C3446
22 R3468 R3479
6.3V 15k 820
YC_C
R3477
XX
R3400 R3406
470
12k
Q3400
6 2SC5658T2LQ/R
C3400
22
C3405
R3407
6.3V
0.1
470
CVBS
R3408
R3401
15k 820
7
AUDIO DAC CIRCUIT
+5VD
8 FB3400
0uH
C3414 C3416
0.1 0.1
IC3400
WM8727GED/RV
AUDIO DAC
ADO DATA
LO
C3419
100p
ABCK
BCKI VDD
ALRCK
LRCK VSS
AMCK
MCK RO
9
C3420
100p
ADO_OUT
FB3409 0uH
ABCK_OUT
0uH
FB3410
ALRCK_OUT
FB3411
0uH
PLACE CLOSE TO IC
10
11
D E F
GAIN = R3482 + (R3470 + R3471)
-----------------------
(R3470 + R3471)
VIDEO CIRCUIT
Q3405
2SA2029T2LQ/R
R3487
R3482
390 220
Q3406
2SC5658T2LQ/R
C3450
R3427
10p 470
GAIN = R3483 + (R3473 + R3474)
-----------------------
(R3473 + R3474)
Q3410
2SA2029T2LQ/R
Q3402
R3488
220
Q3407
R3483 2SC5658T2LQ/R
390
C3451
R3428
10p
470
VIDEO
GAIN = R3486 + (R3478 + R3479)
-----------------------
Q3411
(R3478 + R3479)
2SA2029T2LQ/R
Q3404
R3489
220
Q3408
2SC5658T2LQ/R
R3486
390
C3452
R3429
10p
470
GAIN = R3415 + (R3407 + R3408)
-----------------------
Q3403
(R3407 + R3408)
2SA2029T2LQ/R
COMPOSITE
R3424
220
Q3409
R3415 2SC5658T2LQ/R
470
C3411 R3430
10p 1k
FB3401
0uH
C3425 C3406
C3424
10 0.1
0.1
16V 25V
25V
AMPLIFIER GAIN = 2.0
R3452 R3490 R3480
15k 100
15k
R3449
15k
C3421
R3446 R3450
4.7
10V 39k 10k
DAC_L 5 6 7 8
R3444
B+IN B-IN B_OUT V+
1k
IC3401
NJM3404AM-TE1
OPERATIONAL
AMPLIFIER
V- A+IN A-IN A_OUT
DAC_R
4 3 2 1
R3445
C3423
1k
0.1
R3448
10k
R3451
R3447
15k
39k
R3481
100
C3422
4.7
10V
R3453 15k R3491 15k
G H I J
+3V3D
D3400 +3V3D
RB706F-40 R3442
470 Q3412
ATX 2SC5658T2LQ/R
R3493
100
R3492
1k
D3401
RB706F-40
R3439
SCL_TV
R3440
SDA_TV
R3441
47
nBOARD_RST
R3422
47
RIGHT_N
R3423
47
LEFT_N
R3436
47
CVBS_OUT
ALL VIDEO SIGNALS (YUV AND CVBS)
ARE NOT DESIGNED TO DRIVE A LOW IMPEDANCE LOAD
MODEM & CI PWR SWITCH
+5VD
+3V3D
C3439
C3438
0.1
1
10V
YUV_Y_OUT 10V
YUV_U_OUT
IC3404
R3461 LM3526MX-H/J5000396
+5VD_CI
10k POWER SWITCH
YUV_V_OUT
CI_PWR_EN EN_A OUT_A
CVBS_OUT
FLAG_A
nCI_OVR
Vcc
+5VD_MODEM
FLAG_B
nMODEM_OVR
GND
EN_B
MODEM_EN
OUT_B
+3V3D
IC3402
R3463
PQ070XZ01ZPH
1k
REGULATOR
1/16W
1 2 3 4 5
R3454
C3442 R3457
390
1k
0.1
1/16W
25V 1/16W
+3V3D
1V8EMI
R3455
FB3403 47
0uH 1/16W
OPEN/SHORTS COUNTERMEASURE C3408 C3412 C3417 D3402
C3407
0.1
100 0.1 RB501V-40TE-17
10
10V 6.3V 10V
16V
+9VA
R3484
10
1V8 REG
LEFT_N
C3440
1
10V
+3V3D Cu Heatsink
-----------
IC3403
PQ070XZ01ZPH Add 20mmx20mm area
R3464
REGULATOR
1k
Connect to TAB of
1 2 3 4 5
1/16W
R3460 Regulator
1k +1V5D
C3443
R3458
0.1
100
25V
+2V5D
R3459
100
C3410
C3409 C3413 C3415
10 0.1 100
0.1
10V
16V 6.3V
10V
RIGHT_N
C3441
1
10V
1V5 REG
- 62 -
K L M
N
CN3401
4/7
14P
BRN
1 SPDIF
2 GND
3 GND
0
SCL_TV
4
0
5 SDA_TV
6 GND
TO A2E BOARD
7 N_RST
CN8551
8 GND
9 RIGHT
10 GND
LEFT
11
12 GND
R3433 47
YUV_U_OUT
13 CVBS
GND
14 R3434 47
YUV_V_OUT
47
R3435
YUV_Y_OUT
FB3408
0uH
ALRCK_OUT
ABCK_OUT
ADO_OUT
VDO[0-7],VCK
R3412
XX
VDO[7] FB3412 0uH
VDO[6] 0uH
FB3413
R3411 XX
R3410 XX
VDO[5] FB3414 0uH
VDO[4] FB3415 0uH
XX
R3409
R3405 XX
VDO[3] FB3416 0uH
VDO[2] FB3417 0uH
R3404 XX
R3403
XX
VDO[1] FB3418 0uH
VDO[0] FB3419 0uH
R3402
XX
VCK FB3420 XX
C3401
XX
R3413
XX
Cu Heatsink
-----------
Add 20mmx20mm area
Connect to TAB of
Regulator
+5VD
C3427 FB3404 C3429
C3433
0.1
0.1 100 0uH
10V
10V 6.3V
+5VA
C3434 FB3405 C3430
C3418
0uH
0.1 100 0.1
10V
10V 6.3V
+3V3D
C3426 C3435 FB3406 C3431
0.1 100 0uH 0.1
10V 6.3V 10V
+2V5D
FB3407 C3432
C3428 C3436
100 0uH 0.1
0.1
10V
10V 6.3V
+9VA
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
~ N Board Schematic Diagram [ MPEG2 Decoder ] Page 4/7 ~
N O
CN3402
10P
BRN
1 YUV_U
2 GND
YUV_V
3
4 GND
TO A2E BOARD
5 YUV_Y
CN8550
6 GND
7 GND
8 ALRCK
9 ABCK
ADO
10
CN3400
15P
BRN
1 GND
2 VDO[7]
3 VDO[6]
4 GND
VDO[5]
5
6 VDO[4]
7 GND
TO BE BOARD
8 VDO[3]
CN5404
9 VDO[2]
10 GND
11 VDO[1]
VDO[0]
12
13 GND
14 VCLK
GND
15
CN3403
11P
1 +5VD
+5VD
2
3 +5VA
4 GND
GND
5
TO N1 BOARD
6 GND
CN0001
7 +3V3D
8 +3V3D
9 GND
10 GND
11 GND
CN3404
9P
+2V5D
1
2 +2V5D
3 +2V5D
GND
4
TO N1 BOARD
5 GND
CN0002
6 GND
7 +9VA
8 GND
9 GND