22Lg3000 - LG 22LG3000 Service Manual

!
B D9 01
GBU40 8
93 G 50 46 09 00
3 2
D90 3
P R1 00 7R
C934
R92 1
1uF/450V
!
R92 6
R92 3 R93 2
RJ9 07
!
L 90 2
L
7 3 L 1 74 4 0L SG
1 00 K 1/8 W 1 %
Q90 2
2 N70 02
RV901 R9 42
RJ9 06
TNR15G681K
!
C9 03
0.47 UF
R94 5
!
R9 46
R90 2
! !
62 0K 1/4W
R90 0 R9 01
62 0K 1/4W 6 20 K 1/4 W
! !
F9 01
NR9 01
4 A 25 0V
10 OHM 5 A
84 G 56 4 B
t 61 G 5 81 0T
! !
C9 0 1 C9 02
0 .00 1u F/25 0V AC 0.0 0 1u F/25 0VA C
FG
2 1
CN90 1
SOCKET
Copyright©2008 LG Electronics.Inc.All right reserved
Only for training and service purposes
POWER BOARD PARTS
C9 06
+ C9 0 5
1 80 uF45 0 VAC
ZD90 3 R90 4 22 00 pF 2 KV
NC 67 T 40 Z1 81 15 K 8 K2 1 /4W
R90 5
8 K2 1 /4W
D9 02
FR10 3
93 G 6 0 38 T 5 2T
C933
+ +
C91 9
C9 0 8
ZD9 01 22uF/50V 22 uF/5 0V
NC
IC901
0 .1 uF
1 8
RT HV
2 7 D90 9
COMP NC
R9 41
3 6 R91 2
CS VCC
NC
0 OHM 1/8 W
4 5
GND OUT
R9 07
LD7575APS
4 7R 1/8W
5 6T 37 91 07
1 0K 1 /8W
R91 4 R91 5
R92 2
C92 4 2 00 1 /8 W
2 20 pF
Q90 4
PM BS3 90 4
5 7G 41 7 4
D9 10
C92 3
NC
47 0p F/25 V
R93 1
C92 5
NC
NC
HS1 HS 2 HS 3
HEAT SINK(Q90 1) HE AT S INK (D90 4) HE AT S INK (D9 06 )
1 1 1
2 2 2
R944 150R 1/4W
!
C9 21 C9 36
15 0R 1 /4W
R91 9
R91 8
T 9 0 1
2 2 00 pF 22 00 p F
1 5 0R 1/4 W
P OWE R X 'FM R
8 0T L1 9T 50 5 L R9 20
4 1 5 0R 1/4W
8 1
R9 0 8 7
1 00 K 2 W 2
5 12 D90 6
11 3 YG9 06 C2RSC
93 T 64 53 F
D9 01
6 10
FR10 7
3 9
R9 09 2
1 0R 1/4W
D9 04
1 SP 10 10 0
9 3G 60 26 7
2
FB 90 1
Jum p er 3
C92 9
22 00 p F
!
C93 5
2 20 0p F
Q9 0 1
S T P1 0NK7 0ZFP
R9 35
5 7G 66 7 21
1 00 R 1 /4 W
R90 3
R93 8
1 00 R 1 /4 W
R9 1 6 R9 17
R9 34
1 00 R 1 /4 W
!
IC90 3
PC12 3X 2Y FZOF
56 G 1 39 3 A
C9 31 R9 37
0.0 01 u F/2 50 V NC
ZD90 2
NC
T P V ( Top Victory Electronics Co . ,
絬 隔 瓜 絪 腹
Key Component 01.POWER
Date Friday , June 13, 2008
- 86 -
L9 04
3.5u H
R9 40
+ + +
C91 7 C9 18 C9 22 1 50 R 2 W
C9 20
4 70 uF/2 5V
10 0 0u F/2 5 V 1 0 00 uF/2 5V 0.1u F
Q90 3
P M B S3 90 4
5 7G 41 7 4
L9 03
3.5u H
+
C91 6
C91 5
C93 0
+ +
C91 4 0.1 uF
47 0u F/16 V
NC
6 80 u F/1 0V
ON/OFF
+5V
+12V
R9 2 4
R92 9
1 KOHM 1/4W
43 K 1 /8 W 1%
R9 27
3 K6 1 /8W 1%
R92 5
15 0R 1/8W
C91 2
0.02 2u F/25 V
R9 2 8
0 1 /8 W
IC9 02
KIA4 31 VL A
56 G 1 58 1 2
R93 0
2.4 3 K 1 /8W 1%
Ltd. ) OEM MODEL Size
TPV MODEL Rev
PCB NAME 715T2783
称爹
Sheet 2 of 3
LGE Internal Use Only
F90 2
+12V
Jum p er
ZD9 20
RLZ18 B
R94 3
4 70 R 1/8 W
C93 2 R9 36
0 .0 01 uF 1K 1 /4W
F9 03
+5V
Jum p er
CN90 2
DIM 1
2
3
4
5
6
7
8
9
10
11
C92 7 Con ne ctor
0 .1 uF
Custom
D