Sony KDF-E42A11E Service Manual page 64

A B C
N..-LE4B
+5VA
FB3402
1
0uH
C3403 C3404
0.1 0.01
10V 16V
C3402
0.1
R3438 R3469
12k 470
Q3401
2SC5658T2LQ/R
R3482
2
R3485
C3447 R3470
0
0.1 470
YUV_Y
C3444
R3471
R3456
22
820
15k
6.3V
YC_Y
R3476
XX
R3472
R3465
470
12k
3
Q3402
2SC5658T2LQ/R
C3448
R3473
0.1
470
YUV_U
C3445
R3474
22 R3466
820
15k
6.3V
4
R3475
R3467
470
12k
Q3404
2SC5658T2LQ/R
R3421
C3449
R3478
0 0.1
470
YUV_V
C3446
R3468 R3479
5 22
6.3V 15k 820
YC_C
R3477
XX
R3400 R3406
12k 470
Q3400
6
2SC5658T2LQ/R
C3400
22
C3405
R3407 R3415
6.3V
0.1
470
CVBS
R3408
R3401
15k 820
7
AUDIO DAC CIRCUIT
+5VD
8
FB3400
0uH
C3416
C3414
0.1
0.1
IC3400
WM8727GED/RV
D/A CONVERTER
DAC_L
ADO DATA LO
C3419
100p
ABCK BCKI
VDD
9
ALRCK LRCK VSS
DAC_R
AMCK
MCK RO
C3420
100p
ADO_OUT
FB3409 0UH
ABCK_OUT
FB3410
0UH
ALRCK_OUT
FB3411
0UH
10
PLACE CLOSE TO IC
11
D E F
GAIN = R3482 + (R3470 + R3471)
-----------------------
(R3470 + R3471)
VIDEO CIRCUIT
Q3405
2SA2029T2LQ/R
R3487
390 220
Q3406
2SC5658T2LQ/R
C3450
R3427
10p
470
GAIN = R3483 + (R3473 + R3474)
-----------------------
(R3473 + R3474)
Q3410
2SA2029T2LQ/R
R3488
220
Q3407
2SC5658T2LQ/R
R3483
390
C3451
10p R3428
470
GAIN = R3486 + (R3478 + R3479)
-----------------------
(R3478 + R3479)
Q3411
2SA2029T2LQ/R
R3489
220
Q3408
2SC5658T2LQ/R
R3486
390
C3452
10p R3429
470
GAIN = R3415 + (R3407 + R3408)
-----------------------
Q3403
(R3407 + R3408)
2SA2029T2LQ/R
COMPOSITE
R3424
220
Q3409
2SC5658T2LQ/R
470
C3411 R3430
10p 1k
FB3401
C3425
C3424
10
0.1
16V
25V
AMPLIFIER GAIN = 2.0
R3452 R3490 R3480
15k 15k 100
C3421
4.7
R3449
10V 15k
R3446 R3450
39k 10k
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
4 3 2 1
C3423 R3445
1k
0.1
R3448
10k
R3451
R3447
39k 15k
R3481
C3422 100
4.7
10V
15k
R3453 15k R3491
G H I
+3V3D
D3400 +3V3D
R3442
RB706F-40
470
ATX
R3492
D3401
RB706F-40
SCL_TV
SDA_TV
nBOARD_RST
RIGHT_N
LEFT_N
CVBS_OUT
ALL VIDEO SIGNALS (YUV AND CVBS)
ARE NOT DESIGNED TO DRIVE A LOW IMPEDANCE LOAD
MODEM & CI PWR SWITCH
+5VD
VIDEO +3V3D
C3439
C3438
1 0.1
10V 10V
YUV_Y_OUT
YUV_U_OUT
IC3404
R3461
LM3526MX-H/J5000396
10k
5V POWER SWITCH
YUV_V_OUT
EN_A
CI_PWR_EN OUT_A
CVBS_OUT
FLAG_A
nCI_OVR Vcc
FLAG_B
nMODEM_OVR
GND
EN_B
MODEM_EN
OUT_B
+3V3D
R3463
1k
1/16W 1 2 3 4 5
R3454
R3457
C3442
390
0.1 1k
1/16W
1/16W
25V
+3V3D
R3455
FB3403
47
0uH 1/16W
OPEN/SHORTS COUNTERMEASURE C3408 C3412 C3417
C3407
0.1
100
0uH 10
10V
6.3V 10V
16V
+9VA
R3484
10
C3406
0.1
25V
1V8 REG
LEFT_N
C3440
1
10V
+3V3D
PQ070XZ01ZPH
R3464
1k
1 2 3 4 5
1/16W
R3460
1k
C3443
R3458
0.1
100
25V
+2V5D
R3459
100
C3409 C3410 C3413
C3415
0.1
10 100
10V
16V 6.3V
RIGHT_N
C3441
1
10V
1V5 REG
- 64 -
J K L M
Q3412
2SC5658T2LQ/R
CN3401
14P
R3493
BRN
100
1 SPDIF
1k
2 GND
3 GND
R3439 0
4 SCL_TV
R3440 0
SDA_TV
5
R3441
GND
6
47
7 N_RST
R3422
8 GND
47
9 RIGHT
R3423
10 GND
47
11 LEFT
R3436
12 GND
47
YUV_U_OUT
13 CVBS
GND
14
YUV_V_OUT
YUV_Y_OUT
ALRCK_OUT
ABCK_OUT
ADO_OUT
+5VD_CI
VDO[0-7],VCK
VDO[7]
+5VD_MODEM
VDO[6]
VDO[5]
VDO[4]
VDO[3]
VDO[2]
VDO[1]
VDO[0]
VCK
Cu Heatsink
-----------
IC3402
PQ070XZ01ZPH
Add 20mmx20mm area
REGULATOR
Connect to TAB of
Regulator
+5VD
1V8EMI
C3427
0.1
10V
+5VA
D3402
0.1 RB501V-40TE-17
C3418
0.1
10V
+3V3D
C3426
0.1
10V
Cu Heatsink
-----------
+2V5D
IC3403
Add 20mmx20mm area
REGULATOR
Connect to TAB of
C3428
0.1
Regulator
+1V5D 10V
0.1
10V
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
~ N Board Schematic Diagram [ Digital I/F ] Page 4/7 ~
N O
N
4/7
CN3402
10P
BRN
R3433 47
YUV_U
1
2 GND
R3434 47
3 YUV_V
4 GND
R3435 47
5 YUV_Y
6 GND
FB3408
7 GND
0uH
8 ALRCK
ABCK
9
10 ADO
CN3400
15P
BRN
R3412
XX GND
1
FB3412 0UH
2 VDO[7]
FB3413 0UH
3 VDO[6]
R3411 XX
R3410 XX
4 GND
FB3414 0UH
5 VDO[5]
FB3415 0UH
6 VDO[4]
XX
R3409
R3405 TO JB BOARD
XX 7 GND
CN5404
FB3416 0UH
8 VDO[3]
FB3417 0UH
VDO[2]
9
R3404 XX
R3403 XX
10 GND
FB3418 0UH
11 VDO[1]
FB3419 0UH
12 VDO[0]
R3402
XX 13 GND
FB3420 0UH
14 VCLK
C3401
15 GND
XX
R3413
XX
C3429
FB3404
C3433
0.1
220 0uH
10V
CN3403
6.3V
11P
+5VD
1
2 +5VD
3 +5VA
C3434 FB3405 C3430
4 GND
0uH
100 0.1
TO AG BOARD
6.3V 10V 5 GND
CN2302
6 GND
7 +3V3D
8 +3V3D
GND
9
10 GND
C3435 FB3406 C3431
0.1
100 0uH
11 GND
10V
6.3V
CN3404
FB3407
9P
0uH
1 +2V5D
C3436
C3432 2 +2V5D
100 0.1
6.3V 10V 3 +2V5D
TO AG BOARD
4 GND
CN2304
+9VA 5 GND
6 GND
+9VA
7
GND
8
9 GND