Read LG 52LG7000-ZA (CHASSIS:LD88F) Service Manual online
270pF
C316
READY
FE_RESET
+3.3V_TUNER
+1.8V
SCL1_5V
SIF
TU_MAIN
TUNER_VOUT
AM_AUDIO
AGC_SPEED_CTL
BOOSTER
FE_TS_DATA_VAL
SCL2_3.3V
GND
0.01uF
C313
10K
R335
10
R332
2.2K
R333
10K
R334
2SC3052
Q301
E
B
C
2SC3052
Q305
E
B
C
2SC3052
Q306
E
B
C
SDA2_3.3V
+5V_TUNER
+5V_TUNER
SDA1_5V
0.1uF
16V
C305
0.1uF
16V
C304
100pF
50V
C302
4700pF
C309
4700pF
C311
0.01uF
C310
47
R313
R313
47
R314
R314
1K
R320
0
R318
4.7K
R315
1K
R326
0.1uF
16V
C303
0.1uF
16V
C307
100pF
50V
C306
1K
R328
READY
1K
R323
READY
0
R327
0
R322
FE_TS_DATA[0-7],FE_TS_DATA_CLK,FE_TS_DATA_VAL,FE_TS_DATA_SYN
100
R330
MLB-201209-0120P-N2
L300
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
220uF
16V
C318
100
R311
100
R312
82
R317
470
R316
0.1uF
16V
C312
270
1 %
R324
330
1 %
R325
TDFV-G135D1
EBL42367001
TU300
TUNER
1
ANT[5V]
2
BB[CTR]
3
GND_1
4
+B[5V]
5
NC_1
6
RF_AGC
7
TP[VT]
8
NC_2
9
GND_2
10
SDA_T
SDA_T
11
SCL_T
SCL_T
12
AIF_1
AIF_1
13
AIF_2
AIF_2
14
NC_3
NC_3
15
VIDEO
VIDEO
16
AUDIO
AUDIO
17
SI
SI
F
18
SDA
SDA
19
SCL
SCL
20
RST
RST
21
3.3V
3.3V
22
1.8V
1.8V
23
ERR
ERR
24
MCL
MCL
25
D7
D7
26
D6
D6
27
D5
D5
28
D4
D4
29
D3
D3
30
D2
D2
31
D1
D1
35
SHIELD
32
D0
D0
33
VAL
VAL
34
SYNC
SYNC
0
R336
2SA1530A-T112-1R
Q300
2SA1530A-T112-1R
Q304
E
B
C
2SA1530A-T112-1R
Q302
E
B
C
2SA1530A-T112-1R
Q303
E
B
C
33
R303
33
R309
33
R305
33
R304
33
R306
33
R300
33
R302
33
R307
33
R301
33
R310
33
R308
+5V_TUNER
+5V_TUNER
+5V_TUNER
+5V_TUNER
4.7uF
10V
C320
0.1uF
C319
30V
ZD300
+5V_TUNER
47K
R337
R E
A D
Y
4.7uF
10V
C321
100uF
16V
C315
47uF
16V
C322
220uF
16V
C301
F E
_ T
S _
D A
T A
_ C
L K
F E
_ T
S _
D A
T A
_ S
Y N
F E
_ T
S _
D A
T A
_ V
A L
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[3]
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
(USE ONLY FOR SECAM)
OPTION: RF AGC
Tuner PLL : 0xC2
Analog Tuner : 0x86
Digital Tuner : 0x1C
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