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BD901
!
KBP208G
C907A
C907
C906
+
+
100uF 450V
NC/47uF M 450V
1500PF2KV
2
3
D902
R920
FR107
3
4
3.3 OHM 1/4W
!
2
1
L901
R921
30mH
3.3 OHM 1/4W
R901
620K +-1% 1/4W
!
R922
3.3 OHM 1/4W
R900
R902
620K +-1% 1/4W
620K +-1% 1/4W
!
C904
0.47UF
NR901
NTCR
IC901
TOP255EN
C902
C903
330pF/250V
330pF/250V
F901
!
CN901
2
1
HS1
HEAT SINK(IC901)
SOCKET
1
2
GND1
GND
1
2
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
All manuals and user guides at all-guides.com
2. POWER BOARD
C900
1000PF/250VAC
!
T901
1
POWER X'FMR
R919
2
9
100K OMH 2W +-5%
8
8.
3
7
4
6
!
R926
5
10
Relayout
2.2 OHM 1/4W
D901
FR103
93G 6038T 52T
Relayout
ZD902
17.4V
R923
1
2
10K 1/8W 1%
MTZJ T-72 16B
C901
R925
+
C918
82pF
82K +-1% 1/8W
10uF/50V
IC902
PC123X2YFZOF
3
C
R924
6R8 +-5% 1/8W
C905
R903
100nF 50V
11K 1/8W 1%
11.3K 4/13
+
C908
47uF/50V
FB902
BEAD
1
2
ON/OFF_INPUT
GND2
GND3
GND
GND
1
1
2
2
R904 30 OHM 1/4W
R905 30 OHM 1/4W
C910
C919
2N2 500V
2N2 500V
R906 30 OHM 1/4W
+
C912
1000uF 25V
D903 31DQ10FC
D905 31DQ10FC
R907 30 OHM 1/4W
C911
C920
R908 30 OHM 1/4W
2N2 500V
2N2 500V
R909 30 OHM 1/4W
D904 31DQ06FC3
D906 31DQ06FC3
D908
1
2
NC
R910
100 OHM 1/4W
R911
NC
R912
10K 1/10W 5%
C915
100N 50V
IC903
KIA431A-AT/P
CN902
DIM_INPUT
1
2
3
VOL
4
5
MUTE
6
7
DIM_OUTPUT
8
9
ON/OFF_OUTPUT
+5V
C917
100N 50V
Wire Harness
- 32 -
L903
R927
0R05 4A 1/4W
ZD901
R918
250OHM2W
MTZJ T-72 22B
R916
470 OHM 1/10W
Q901
KTD1028
R917
C916
1K 1/10W 1%
10N 16V
L902
F902 FUSE
+
C913
+
C914
680uF 10V
F601
NC
470UF M 16V
R914
NC
R913
10K 1/10W 1%
R915
9.31KOHM +-1% 1/10W
1
+14.5V
2
3
4
5
6
7
8
9
10
CONN
CN903
LGE Internal Use Only
+14.5V
+5V
+5V1
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