Hitachi 32LD4550U, Руководство по обслуживанию

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32 ″ LCD TV Hitachi 32LD4550U
92
R207 NC V1
R245 100 OHM 1/10W
SCT1_AVO_GND 6
DIF1
C205
NC
C208
NC
C203
0.1UF16V
R220
75 OHM 1/4W
DIF2
C251
3.3pF
DIF1
+5V_TUNER
R258 NC
IF_AGC_OUT C216
0.1UF16V
C207
NC
R209
10K OHM 1/10W
V1
R205
4.7K OHM 1/10W
C219
47pF
R214
33K OHM 1/10W
C218 0.1UF16V
CVBS0 5
SDA
R218
10 OHM 1/10W
R215
75 OHM 1/4W
AS_TUNER
MPX0P 9
C206 0.01uF
AS_IF
SCL
C202 0.01uF
R213 56 OHM +-5% 1/4W
R219
56 OHM 1/10W
C201
0.01uF
R210
0 OHM 1/10W
R244 100 OHM 1/10W
SCT1_AV_OUT 6
DIF2
C204
10uF/10V
TUNER_SDA1 19
R208 NC
H
A3
18 21 Monday , June 23, 2008
715T3009
< 称爹 >
EU Tuner Interf ace
OEM MODEL Size
Rev
Date
Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
L205 2.2uH
GND_TUNER 5
R216
0 OHM 1/10W
FAT_IN- 19
MPX0N 9
IF_AGC_OUT
C217
NC
IF_AGC 19
DIF2
R248
0 OHM 1/10W
Q202
2SD2653K
AS_TUNER
+5V_TUNER
L201
0 OHM 1/8W
R221
75 OHM 1/10W
+5V_TUNER
AS_IF
R211
10 OHM 1/10W
R246 4.7K OHM 1/10W
19
R212 NC
C213 0.1UF16V
AVCVBS0
R222
0 OHM 1/10W
L207
0 OHM 1/8W
Q201
2SD2653K
DIF1
+5V_TUNER
R256 330 OHM 1/10W
+5V_TUNER
TU201
TUNER
25
26
27
28
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
19
20
21
22
23
18
24
TH1
TH2
TH3
TH4
RF_IO
Ant Pwr
GND
NC
RF_AGC
GND
VP(TUN)
VT
GND
NC
As
SCL
SDA
REF
IF_AGC
DIF1
DIF2
+5V IF
SIF1
SIF2
NC
AS_IF
NC
CVBS
R206
4.7K OHM 1/10W
TUNER_SCL1 19
L206 2.2uH
V1
TUNER_CVBS
+5V_TUNER
R255 0 OHM 1/10W
+5V_TUNER
+
C214 47uF/25V