Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3-35
3-36
8. VIDEO CONTROLER CIRCUIT DIAGRAM
Close to the 518A
PANEL T-COM
PANEL INPUT
I2C
VGL,VGL
S-VEDIO INPUT
Debug Port
I2C Adress Select
POL
STVD
CKV
I2C_DATA
I2C_CLK
GPIO4
MOD
OUTB
OUTA
FB_A
COMPA
SARIN_0
SARIN_1
518RSTT
SCL
SDA
CKI
CKO
COMPB
RSET
VBSP
VB
VG
VR
FB_B
CPH2
CPH3
STH
OEH
OEV
Y1
C1
OUTB
FB_B
FB_A
OUTA
COMPA
COMPB
RSET
STVD
CKV
OEV
MOD
OEH
STH
CPH3
CPH2
CPH1
VR
VG
VB
POL
BL_PWM
SARIN_0
518_SY
518_SC
Y1
C1
CPH1
BL_PWM
SCL
I2C_CLK
I2C_CLK
I2C_DATA
SDA
I2C_DATA
CKI
CKO
OEH
OEV
SARIN_1
518RSTT
PWR_FM
PWR_FM
518_SC
518_SY
I2C_CLK
I2C_DATA
OUTB
FB_B
OUTA
FB_A
STVD
CKV
OEV
OEH
STH
CPH1
VR
VG
VB
POL
BL_PWM
BATLOW_DET
518_SY
518_SC
BAT_DET
518RST
PWR_FM
ADC_VCC3
DVDD1.8V
ADC_VCC3
PLL_VCC3
IO_VCC3
IO_VCC3
DVDD1.8V
VDAC_VCC3
IO_VCC3
VDAC_VCC3
IO_VCC3
ADC_VCC3
VDAC_VCC3
R170
10K/F/0402
1U/16V/0603
C186
TP99
1
0.1U/25V/0402
C197
27P/50V/0402
C21
R157
0/J/0402
TP56
1
0.1U/25V/0402
C191
TP98
1
R15
4.7K/F/0402
330P/50V/0402
C54
TP100
1
TP59
1
330P/50V0402
C75
R182
6.8K/F/0402
L11
2.7uH/0.3mA/0805
R184
6.8K/F/0402
L60
33/F/0402
0.1U/25V/0402
C172
TP54
1
20P/50V/0402
C324
TP60
1
1U/16V/0603
C193
220N/10V/0402
C47
NC
C331
0.1U/25V/0402
C337
0.1U/25V/0402
C182
1U/16V/0603
C189
R158
0/J/0402
0.1U/25V/0402
C183
R274
0/J/0402
R38
75/F/0402
0.1U/25V/0402
C188
2.2N/50V/0402
C179
TP58
1
R169
10K/F/0402
470P/50V/0402
C363
TP57
1
220N/10V/0402
C50
L8
33/F/0402
L12
2.7uH/0.3mA/0805
0.1U/25V/0402
C199
27P/50V/0402
C30
R39
75/F/0402
470P/50V0402
C362
330P/50V/0402
C53
TP55
1
R179
1K/F/0402
Y1
27M/49US/DIP
TP52
1
330P/50V/0402
C74
U3
SPV518A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
19
18
17
20
21
22
23
24
25
32
31
29
30
28
27
26
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
63
64
62
61
65
A0
A1
A2
A3
AVDD_ADC
AVSS_ADC
VCM
VRN
VRP
GPIO4/CCIR_BLANK
GPIO5/CCIR_VS
GPIO6/CCIR_HS
AP_Q1H/GPIO7
P_POL_PFRP
P_STVD
P_CLKV
DVDD0
DVSS0
IOVDD
P_GP1_OEV/I2C_ADR0
P_LP_OEH/I2C_ADR1
P_STHL
CPH3
CPH2
CPH1
COUT
BOUT
AVDD_VDAC
AVSS_VDAC
AOUT
RSET
VBSP
VDD1
VSS1
CCOM_B
FB_B
OUT_B
OUT_A
FB_A
CCOM_A
PWM1
CCIR656_CLK
CCIR656_D0
CCIR656_D1
CCIR656_D2
DVDD2
DVSS2
IOVDD2
CCIR656_D3
CCIR656_D4
CCIR656_D5
CCIR656_D6
CCIR656_D7
RST
SCL
SDA
XIN
XOUT
AVSS_PLL
AVDD_PLL
SARIN1
SARIN0
AVDD_ADC
AVSS_ADC
65
0.1U/25V/0402
C187
TP53
1
2.2N/50V/0402
C185