Service manual

Page 60 of 64
Title
Number RevisionSize
A3
VSS is for U13 PI5V330
U33 bypass caps
VSS
CH17
15uF
VSS
L45
FB
+12VCCVCC
CH26
470uF/16V
CH24
100uF
CH25
470uF/16V
PVDPVD AVDAVD
VDDVDDVDD
CH16
0.1uF
CH15
0.1uF
CH14
0.1uF
CH13
0.1uF
CH12
0.1uF
CH11
0.1uF
CH10
0.1uF
PVD
AGND
CH9
15uF
PVD
L41 FB
AVD
AVD
L40 FB
VCC
CH8
15uF
AGND
D23
36
D22
37
D21
38
D20
39
D19
40
D18
41
D17
42
D16
43
D15
44
D14
45
D13
46
D12
47
D11
50
D10
51
D9
52
D8
53
D7
54
D6
55
D5
58
D4
59
D3
60
D2
61
D1
62
D0
63
IDCK
57
HSYNC
4
VSYNC
5
DE
2
IDCK
56
CTL1
8
CTL2
7
CTL3
6
MSEN
11
PD
10
EXTRES
19
TX2P
31
TX2M
30
TX1P
28
TX1M
27
TX0P
25
TX0M
24
TXCP
22
TXCM
21
VREF
3
EDGE
9
ISEL
13
DSEL
14
BSEL
15
RSVD
34
DKEN
35
VCC
1
VCC
12
VCC
33
AVCC
23
AVCC
29
PVCC
18
PVCC
49
GND
16
GND
48
GND
64
AGND
20
AGND
26
AGND
32
PGND
17
U33
SiI164
VDD AVD PVD
RF5
510
AVD
RF6 2.2K_NS RF7 2.2K RF8 2.2K
RF10 330
RF9 330_NS
RF11 330_NS
VDD VDD VDD
VDD
VCC
L44
FB 2A
VDD
VDD
CH18
100uF
VDD
CH19
470uF/16V
RF16
3.3K NS
VDD
TXCM
TXCP
TX0M
TX0P
TX1M
TX1P
TX2M
TX2P
DBE0
DBE1
DBE2
DBE3
DBE4
DBE5
DBE6
DBE7
DGE0
DGE1
DGE2
DGE3
DGE4
DGE5
DGE6
DGE7
DRE0
DRE1
DRE2
DRE3
DRE4
DRE5
DRE6
DRE7
DCLK
DPHS
DPVS
DPEN
D-PORT
D-PORT
TX2M
TX2P
TX1M
TX1P
TX0M
TX0P
TXCP
TXCM
DVI OUTPUT
LVDSON
LVDSON
V0.01
TMDS OUT TO PANEL
Nano-1
OTPV ,INC. DTC
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
J35
GT121-21P
+3.3V
GND
10
+3.3V
9
+3.3V
8
GND
7
GND
6
D12V
5
REL-SW
4
GND
3
STD-5V
2
NC
1
D6V
11
J40
CON13
STB5V
PS-ON
D12V
+3.3V
D6V
FROM SDI PDP SMPS CN8002
D6V VCC
L42
FB 3A
+5
L46 FB
+5V
L47 FB
VVV
L48
FB
STB5V
STB5V
CH27
100uF
V5.0
L49 FB
1
2
3
4
5
6
7
8
9
J43
CON9
9VSC
5VSC
5VSC
1
2
3
4
5
6
7
J44
CON7
ACD
VS-ON
PS-ON
STB5V
PS-ON
5VD
GPIO1
+3.3V
STB5V
VS-ON
5VD
PS-ON
FOR LG PDP KK PANEL
FROM LG PDP KK PSU
FROM LG PDP KK PSU
1
2
3
4
5
6
7
8
9
10
11
12
J42
CON12
D12V
5VSC
5VSC
STB5V
PS-ON
+3.3V
+3.3V
PS-ON
FROM 40"LCD POWER SUPPLY
VCC
D12V
D9V
RF17
750
RF18 4.7K
VIN
3
VOUT
2
ADJ
1
U42
LT1117-ADJ
CH30
0.1u
+
CH31
100U/16V
+
CH32
100U/16V
9VSC
L43
FB
LCD12V
L50
FB 3A
D12V
LCD5V
L51
FB 3A
5VSC
T33V
1
2
3
4
5
J41
CON5
FROM SDI PDP CN8001
D6V
D12V
L60 FB
L61 FB
A12V
A6V
T33V
QK3
MMT3904
RB18
3.3K
PS-ON
REL-SW
+3.3V
D6V
STB5V
D12V
D12V
D6V
T33V
REL-SW
QK4
MMT3904
RB20
3.3K
RB19
3.3K
RB21
1K
VVV
PS-ON
VIN
3
VOUT
2
ADJ
1
U41
LT1117-5
VIN
3
VOUT
2
ADJ
1
U40
LT1117-3.3
VIN
3
VOUT
2
ADJ
1
U34
AIC1084-3.3
D12V
5VSC
+3.3V
STB5V
T33V
VS-ON
IO3
IO3
Q10
MMT3904
RC20
3.3K
RC17
3.3K
RC18
1K
VVV
VS-ON
For LG PDP VS-ON USE,
Normal is HIGH
（5V）.
NO THIS PART IN PDP 42
NO THIS PART IN PDP 42