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SET-USE
TU500
TDFV-G135D1
ANT[5V]
1
BB[CTR]
2
GND_1
3
+B[5V]
4
C504
C510
NC_1
5
0 . 1 u F
1000pF
50V
50V
RF_AGC
6
R501
0
TP[VT]
7
NC_2
8
GND_2
9
C511
47pF
SDA_T
10
50V
SCL_T
11
AIF_1
C512
12
47pF
AIF_2
50V
13
NC_3
14
VIDEO
R500
15
0
AUDIO
16
SIF
C502
17
R516
SDA
100pF
50V
33
18
SCL
19
R517
RST
20
C507
33
C503
47pF
3.3V
47pF
21
50V
50V
C500
1.8V
0 . 1 u F 50V
22
ERR
23
C501
0 . 1 u F
MCL
R503
33
50V
24
D7
R504
33
OPT
25
D6
R505
33
OPT
26
D5
R506
33
OPT
27
D4
R507
33
OPT
28
D3
R508
33
OPT
29
D2
R509
33
OPT
30
D1
R510
33
OPT
31
D0
R511
33
32
VAL
R512
33
33
SYNC
R513
33
34
35
C505
C509
SHIELD
1000pF
0 . 1 u F
50V
C506
C508
1000pF
0 . 1 u F
50V
50V
+3.3V_TU
R515
4.7K
R514
33
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.
UNER
Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+5V_TU_A
C522
47pF
50V
+5V_TU
L500
LEMC3225T-6R8M
C513
C516
C519
C520
0 . 1 u F
0 . 1 u F
100uF
100uF
50V
50V
16V
16V
R518
47
SDA_A_TU
R519
47
SCL_A_TU
R521
R523
+5V_TU
4.7K
4.7K
SDA_D_TU
SCL_D_TU
+3.3V_TU
+3.3V_TU
TU_TS_CLK
R533
R528
4.7K
100
TU_RESET_N
C521
0 . 1 u F
50V
OPT
TU_TS_DATA[0]
TU_TS_VAL
TU_TS_SYNC
+3.3V_TU
TU_TS_CLK,TU_TS_DATA[0],TU_TS_SYNC,TU_TS_VAL
C515
C518
0 . 1 u F
100uF
50V
50V
16V
+1.8V_TU
C514
C517
0 . 1 u F
100uF
50V
16V
OPTION : RF AGC
USE ONLY FOR SECAM
C523
0 . 1 u F
50V
C
R545
10K
Q500
B
AGC_SPEED
2SC3052
E
+5V_TU
L501
LEMC3225T-6R8M
R567
0
R565
R568
2.2K
OPT
C
C529
C531
E
0 . 0 1 u F
100uF
50V
16V
+5V_TU_A
R559
270
R563
TV_CVBS+
R560
0
C528
270
270pF
50V
OPT
R558
OPT
R542
4.7K
USB 5V
+5V
TPS2042ADRG4
OPT
GND
1
R564
IN
560K
2
EN1
3
EN2
4
USB_CTL
C530
0 . 1 u F
50V
xxLG350H-TA
Tuner
SKD-NOT_USE
TU500-*1
TDFV-G135D1
ANT[5V]
1
BB[CTR]
2
GND_1
3
+B[5V]
4
NC_1
5
RF_AGC
6
TP[VT]
7
NC_2
8
GND_2
R573
9
SDA_T
10
10K
SCL_T
11
OPT
AIF_1
12
AIF_2
13
NC_3
14
R577
VIDEO
15
10K
B
AUDIO
16
BOOSTER
SIF
17
SDA
18
Q506
SCL
19
2SC3052
RST
20
3.3V
21
1.8V
22
ERR
23
MCL
24
D7
25
D6
26
D5
27
D4
28
D3
29
D2
30
D1
31
D0
32
VAL
33
SYNC
34
35
SHIELD
+5V_TU_A
R544
470
R556
82
SIF+
IC500
OC1
8
OUT1
7
OUT2
6
OC2
5
+5V_USB
R574
51K
USB_OCD
R575
100K
OPT
2 0 0 9 . 1 . 2 3
5
1 3
LGE Internal Use Only
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