Sharp LC-32DH500 Service Manual page 55

Main Unit Diagram 10/13
(TUNER)
DUNTKF261WE01
I
5V_TUN_B
ANT_PWR
R8134
NC 4.7K
C410
10u
Analog B
R1544
0
SIF
C3396
0.1u
H
AFT
CVBS
AS
SCL
TU201
AA019WJQZ SDA
R1547
0
RF_AGC
5V_TUN_PLL
G
+5V
AIF
TU
GND
IF_AGC
IF_OUT1
F
IF_OUT2
E
003
014
TS1_VALID
TS1_SYNC
TS1_D0 TS1_D0
TS_MDI1
TS_MDI2
D
TS_MDI3
TS_MDI4
TS_MDI5
C
TS_MDI6
TS_MDI7
TS1_CLK
B
A
1 2 3
DUNTKF261WE01
5V_TUN
5V_TUN_B
R8133 Q117
4.7K RSR025P03
D
G
S
Q118
2SC3928AR
VCC12_T
R543
330
C430
C428 10u R545
R544
0.01u
330
10K
C431
0.1u
R547
R546
150
R1543 3.9K
0 VCC5_T
Q114
2SC3928AR
R530
62
R1174
1K
R534
R504
47
100
VCC5_T
L78
0209TA
R503
C392
C393
10K
0.022u
0.1u C391
0.1u
R501
1K
C395
3V3D_DE
22P
C394
22P
FB1501
A022WJ
TS1_SYNC
TP12
R1514
22 36 35 34 33 32 31
TS_SYNC
FB1502
A022WJ
TS1_VALID
37 TS_VLD
R1525
22
TS1_D0 38 TS_D0
R1526
1 2
3 4 39 TS_D1
5 6
7 8 40 TS_D2
22
41 TS_D3
42 TS_D4
IC201
3V3D_DE
43 VDD33
R1527
1 2
3 4 44 TS_D5
5 6
7 8 45 TS_D6
22
46
TS_D7
FB1503
R1517
A022WJ
TS1_CLK
TS_CLK
47
R1548 0
0
TS1_CLK_a
TS_ERR
48
1 2 3 4 5 6
1V2D
1V2D
3V3D_DE
4 5 6 7
C432
0.1u
Q119 C422
R540
0.1u
2SC3928AR 47
C424
270P
C427
R542
0.1u
47
C413
0.1u
C416
0.1u
VCC5_T
L79
0209TA
C387
0.1u
R500 R498
4.7K 4.7K
3V3_T
R505
100
R1123
R502
10K
1V2D
100
30 29 28 27 26 25
3V3_PLL
XTAL_M
AVDD_PLL 24
C409
R522
33P
0
23
XOUT
X201
XIN 22
SCA077WJ
C399
33P
AVSS_PLL 21
C406
0.1u
VREFP 20
C401
0.1u
VREFM 19
3V3_ADC C405
0.1u
AVDD_ADC 18
C420
0.1u
R536
ZIF_IM 17
22
R535
16
ZIP_IP 22
C415
R538
0.1u
2K
15
ZIP_QP
C418
R537
0.1u
2K
ZIF_QM 14
13
7 8 9 10 11 12
TP11
3V3_T
R509
10K
R1127 R1228
10K 10K
8 9 10
55
3V3_T
TP166
4
OUT C374
IC202 C375
47u 0.1u
BSP100 GND IN
OUT 16V
1 2 3
VCC5_T
5V9
L72
0209TA
C377
C376
47u
0.1u
16V
C701
1u
SIFP
SIFM
TV+
TV- IC204
GND
BSP100
3V3_T
L67
0209TA
C362
47u
16V
3V3_T 3V3_ADC
L81
0253TA
C1327 C1328 C1329
2.2u 0.1u 100P
3V3_T
3V3_T 3V3_PLL
L71
0253TA
C330 C331
0.1u 100P
C417
0.1u
VCC5_T 5V_TUN
L73
0209TA
C381
47u C382
16V 0.1u
11 12 13
LC-32DH500
6
GND
IC203
CTL VIN OUT NC
1 2 4 5
VCC5_T
R702
10K
TP167
C369
100u
6.3V
C360 C367
0.1u
0.1u
1V2D
TP168
4
OUT C361
C368
47u
0.1u
OUT IN
16V
TP169
1 2 3
C363
0.1u
1V2D
C359 C364 C365
0.1u 0.1u 0.1u
3V3D_DE
L68
0209TA
C370 C371 C372
2.2u 0.1u 0.1u
VCC5_T 5V_TUN_PLL
L74
0209TA
C384
47u
C383
16V 0.1u
NAME CODE
TUNER
DH500
MAIN BOARD SHT12/17
DATE ZZ ATV N.
SHARP
16-09-2009
18525
14 15 16