Read LG 52LG7500-ZB (CHASSIS:LD86F) Service Manual online
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.
FE_TS_DATA_SYN
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]
FE_TS_DATA_CLK
FE_TS_DATA_VAL
5V_TU
IC600
TPS2010ADR
READY
3
IN2
2
IN1
4
EN
1
GND
5
OUT1
6
OUT2
7
OUT3
8
OUT4
10
R657
SW_TU_SDA
5V_TU
BOOSTER
100uF
C638
C613
100uF
16V
C612
47uF
16V
READY
C637
4700pF
GND
SW_TU_SCL
Q604
2SC3875S
E
B
C
Q609
2SA1504S
E
B
C
Q603
2SC3875S
E
B
C
5V_TU
Q608
2SC3875S
E
B
C
L606
HH-1M3216-501
READY
L607
HH-1M3216-501
FE_TS_DATA[0-7],FE_TS_DATA_CLK,FE_TS_DATA_VAL,FE_TS_DATA_SYN
Q602
2SA1504S
C610
270pF
READY
3.3V_TUNER
Q606
2SA1504S
GND
C635
4700pF
5V_TU
GND
I2C_SCL1
I2C_SDA1
TUNER_RESET
FE_TS_DATA_VAL
5.0V
C642
47pF
READY
C641
47pF
READY
C616
0.1uF
C615
0.1uF
READY
C626
0.1uF
R659
0
READY
R654
0
READY
R613
0
C636
0.01uF
R653
10K
READY
R642
10K
R652 2K
READY
C604
10pF
C643
4.7uF
10V
Q607
2SA1504S
C608
100pF
C609
0.1uF
C606
0.1uF
C630
100uF
16V
C605
0.1uF
1.8V_TUNER
5V_TU
R606
33
R626
33
R605
33
R611
33
R610
33
R612
33
R604
33
R609
33
R603
33
R600
33
R608
33
R607
33
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
R627
100K
R629
100
C627
0.1uF
R625
33
R624
33
R640
0
C601
100pF
R636
4.7K
R639
82
R648
1K
R644
1K
R672
0
R641
READY
R649
150
R646
270
R651
0
R656
OPT
C603
0.01uF
2.2K
R658
10K
R655
3.3V_TUNER
TUNER_ERROR
TUNER_RESET
AGC_SPEED_CTL
/FE_RESET
SIF
TU_MAIN
TV_VOUT
TP600
TP601
TP602
TP603
TP604
TP605
TP606
TP607
TP608
TP609
TP610
TP611
TP612
TP613
TP614
TP615
TP616
TP617
TP618
TP619
TP620
TP621
TP622
TP623
TP624
TP625
TP626
TP627
TP629
TP630
TP631
TP632
TP633
TP634
TP635
TP636
TP637
TP638
TP639
TP641
TP642
AM_AUDIO
R660
0
R632
47
R633
47
R647
270
TP671
TP650
TP661
TP672
TP651
TP662
TP673
TP652
TP663
TP674
TP653
TP643
TP664
TP675
TP654
TP665
TP677
TP676
TP655
TP666
TP645
TP656
TP667
TP646
TP657
TP668
TP647
TP658
TP669
TP648
TP659
TP670
TP649
TP660
R637
470
R650
100
TU600
TDFV-G135D1
TUNER_G135D
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
11
SC
L_
T
12
AI
F_
1
13
AIF
_2
14
NC_3
15
VID
EO
16
AUDI
O
17
SIF
18
SDA
19
SCL
20
RST
21
3.
3V
22
1.
8V
23
ERR
24
M C
L
25
D7
26
D6
27
D5
28
D4
29
D3
30
D2
31
D1
35
SHI
EL
D
32
D0
33
VAL
34
SYN
C
C633
47uF
16V
C623
47pF
GND
GND
C624
47pF
C644
100pF
READY
TP640
TP628
TP644
6.TUNER
to MSP
OPTION: RF AGC
(USE ONLY FOR SECAM)
Q603, R642
For SECAM
C604, C633
C
2008
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