Sony KV-32FQ80B Service Manual page 59

A B C
B5.-32/36FQ80
B5
1
1/8 PICTURE DECODER, DRC, DIGITAL NOISE REDUCTION
D3.3V-AD
D5V
R4428 +5V
XX
2
SDA
R4429
0
Q4401
CHIP
2SK2036
LEVEL_SHIFT
SCL
R4430
0
CHIP
3
R4464
XX
R4465
10k
XRST
R4479
0
4 C4478
0.01
CHIP
C4483
FL4412
47
0UH
16V
+1.8V
EMI
C4477 C4476
G 0.01 0.01
25V 25V
108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89
5
GND
109
110 TUD00
111 TUD00
112 TUD00
113 TUD00
VDD18
114
115 GND
C4479
116 TUD00
0.01
25V
117 TUD00
118 TUD00
TUD00
6 119
120 TUD00
121 TUD00
122 VDD18
123 GND
TSMOD3
124
IC4401
125 TSMOD4
CXD9665Q
126 VDD33
DIGITAL NOISE REDUCTION (DNR)
127 TFTEST0
C4480
128 TFTEST1
0.01
25V
129 TFTEST2
7
130 TFTEST3
VDD18
131
132 GND
133 T_FTEST0
134 T_FTEST0
135 T_FTESR0
T_FTEST0
136
137 T_FTEST0
138 VDD18
139 GND
C4481
140 T_FTEST0
8
0.01
25V T_FTEST0
141
142 T_FTEST0
143 T_FTEST0
144 VDD33
C4482
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
0.01
25V
C4465
C4466
0.01
0.01
25V 25V
9
10
RB4406
XX
11
D E F
+3.3V
R4427 R4426 R4425 R4424 R4423
XX 2.2k 4.7k 2.2k
4.7k
1/10W 1/10W 1/10W 1/10W
SDA-MID
A5V-1
SCL-MID
Q4402
2SK2036
LEVEL_SHIFT
DIYD[0-7],DICD[0-7],W13ID,IHDD,IVDD
+3.3V
C4475
C4474
0.01 0.01
+1.8V
25V 25V
C4473
88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73
0.01
25V
VDD33
72
IHDD
HDOUT 71 C4426
IVDD
47
VDOUT 70
16V
FB4404
FDOUT 69 0uH
SDA 68
SCL
67
R4486
FB4405
SDETO 66
0uH 0
SV1 65
SV0 64
C4472 R4487
GND 63 0.01 0
25V
VDD18
62
CLAMP 61
R4519 XX
UV_TM 60
R4520 XX
HFCK 59
R4521 XX
PLLHD 58
MREF
57
C4471
R4523
GND 56 0.01
XX
25V
VDD18 55
HDINB 54
VDINB 53
CLKINB 52
HSO
CGEN 51
R4524
XX
HDINA
50
VDINA 49
CLKINA 48
VSO
C4470
GND 47
0.01
CLKO
25V
VDD18 46
DCDB_Y[7]
YINB7
45
DCDB_Y[6]
YINB6 44
DCDB_Y[5]
YINB5 43
DCDB_Y[4]
YINB4 42
DCDB_Y[3]
YINB3 41
DCDB_Y[2]
YINB2
40
DCDB_Y[1]
YINB1 39
DCDB_Y[0]
YINB0 38
GND 37
CGEN
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
C4469
0.01
25V
C4467 C4468
0.01 0.01
25V 25V
DCDB_C[0-7],DCDB_Y[0-7],CLKO,VSO,HSO,CGEN
R4474 R4455 R4440
XX XX XX
RB4407
XX
G H I
IC4402
TC7SET04F(TE85R)
INVERTER
HP_100_OUT
D3.3V-AD
L4411
C4429
0.01
25V
IC4403
D3.3V-1
TC7SET04F(TE85R) L4403
INVERTER
L4412
VP_100_OUT D3.3V-DCD
C4430
0.01
25V
D3.3V
D3.3V-MID
C4442
47
16V
XRST
DDTB
Page 2
D5V
R4439
XRST_MS
Q4412
DTC144EKA
FL4406
0UH
D3.3V-1
EMI
G
Q4407
2SD601A-Q-TX
SDA-MID
L4400 LEVEL SHIFT
SCL-MID 10uH
L4401
C4432 10uH C4456
0.01 XX
25V IC4404
TLC2933IPWR-12
READ PLL R4451 R4453
3.3k 470k
1/10W 1/10W
DNR_CLMP
R4444
C4438
220
0.01
DNR_UV_TM
1/10W
25V
CK54
DNR_HFCK
R1
R4441 0
HREF
R4445
330
1/10W
R4443
22k
1/10W
R4431 R4432 R4433
R4446 R4448
R4442 C4431 3.3VGR
0 0 0
220 1k
470k 0.01
CHIP CHIP CHIP Q4406
1/10W 1/10W
1/10W 25V
2SA1037AK
LIMITTER
C4433 C4434 R4449
100 0.1 3.3k
6.3V 16V 1/10W
R4436 R4435 R4434
XX XX XX
+3.3V
DCDB
Page 6
- 59 -
J K L M
FL4405
+3.3V
OUH
EMI
C4459
10uH
XX
C4464 C4463
0.01 47
C4458 16V
1uH 25V
XX
1uH
C4462
XX
FL4407
0UH +3.3V
EMI
C4445 C4448
L4402 C4457
0.01 47
1uH XX
25V 16V
L4404 C4460 R4472
1uH 10k
XX
1/10W
FL4408
0UH
EMI
L4405 C4450
G
1uH 0.01
+2.5V-DCD
25V
L4409
FL4410 0UH
1uH
Q4413 +2.5V
EMI
DTC144EKA C4461 C4453
XX G
0.01
L4410 25V
10K FL4411 0UH
1uH
+1.8V
EMI
C4808 C4454
G
XX
0.01
25V
+5V
B_IN
G_IN
D5V-SCD
L4406
L4408
10uH
1uH R_IN
D5V
C4452
C4455
C4443 C4446 C4449
0.01 CV/Y_MAIN_IN
XX
0.01 47 XX
25V
25V 16V
B
R4456
C_MAIN_IN
47k
1/10W
FL4409
L4407
+5V
0UH
XX
A5V-1
EMI
C4444
C4447 C4451
0.01
47 0.01
25V
16V 25V
R4458
330
1/10W
R4459 CLK
Q4408
330
2SD601A-Q-TX Q4405
DTV_D[7]
1/10W
BUFFER 2SD601A-Q-TX
BUFFER
DTV_D[6]
DTV_D[5]
R4461
DTV_D[3]
R4457 47k
47k 1/10W
1/10W
DTV_D[2]
D4400
UDZSTE-173.9B
DTV_D[1]
DTV_D[0]
DTV_D[4]
VSYNC
HSYNC
R4493 XX
R4494
XX
8 7 6 5 8 7 6 5
IC4406 IC4407
XX
XX
1 2 3 4 1 2 3 4
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
~ B5 Board Schematic Diagram [ Picture Decoder, DRC, Digital Noise Reduction ] Page 1/8~
N
CN4472
50P
POWER_INT
1 POWER_INT
R4447
100 2 GND
GND
3
4 GND
5 GND
6 GND
7 GND
GND
8
9 GND
R4484 FB4403
10 GND
100 0uH
11 VP100_OUT
12 HP100_OUT
R4478
FB4402 R4498
GND
0uH 13
100 0
Y_100_OUT
14 Y100_OUT
R4499
15 GND
0
U_100_OUT
16 U100_OUT
R4500
17 GND
0
V_100_OUT V100_OUT
18
R4501
19 GND
1k
DPIC_SW 20 D_PIC
21 GND
R4489 1k
22 RESET_100
R4477 100 FB4401 0uH
SCL TO A BOARD
23 SCL
FB4400 0uH
CN7109
SDA
24 SDA
R4476
+2.5V
25
100
26 +5_ANALOG
27 +3.3V
28 +3.3V
29 GND
+5V_DIGITAL
30
R4502 47 CHIP
SUB_CVBS
31 CVBS/Y_SUB_IN
32 +1.8V
33 GND
C_SUB_IN
34 C_SUB_IN
R4481
GND
47 35
INT-COL
36 INT_COL
R4482
37 GND
100
FB_IN
38 FB
R4469 R4470 R4485
39 GND
100 100 100
1/10W CHIP
GND
40
41 GND
B
42 B/Y*
R4467
100 43 GND
G
44 G/U*
R4468
GND
100 45
R
46 R/V*
R4466
47 GND
100
CVBS/Y_MAIN_IN /
48
VP_MAIN_IN*
R4462
49 GND
100
C_Main_IN
50
HP_MAIN_IN*
R4463
100
R4471 R4473 R4454 R4452 R4450
XX XX XX XX XX
CN4473
R4490
RB4414 XX
XX
XX
1 CLK
D7
2
3 D6
4 D5
5 D4
6 D3
D2
7
8 D1
9 D0
10 GND
R4437 R4491
RB4415
11 GND
XX XX
XX
12 V_SYNC
13 H_SYNC
R4438 R4492
14 NC
XX XX
15 NC
16 GND
17 GND
18 GND
GND
19
20 GND
R4495
XX
8 7 6 5
IC4408
XX
1 2 3 4