Power Board - AOC Envision H2276WDL Service Manual

6.2 Power Board

715G4452P01001001S
BD901
! R919
100K OHM
2KBP08M-70
+ C907
68uF 450V
2 3 C906
1500PF2KV R920
100K OHM
!
L902
2 3
1 4
NC
L901
3 4
2 1
30mH C901
100N 50V
!
R901
1 MOHM +-5% 1/4W
R900 R902
1 MOHM +-5% 1/4W 1 MOHM +-5% 1/4W
!
C904
0.22uF 305V
NR901
NTCR
t
C902 680PF 250V C903 680PF 250V
F901
GND1
! CN901
GND
1
2 1 2
SOCKET
C900
1000PF/250VAC
!
T901
1 POWER X'FMR
R921
100K OHM
2
R922 3
100K OHM 4
!
D902
FR107 R926 5
1.5 OHM +-5%
D90 1
DIODE FR107
IC901
8 1
VCC NC
2
COMP
6 3
DRAIN GND
5 4
DRAIN S
+ C908
47uF/50V
C905
LD7904JGP
2200PF 50V
4
R903
3
0.39 OHM +-5% 2WS
HS1
HEAT SINK(IC901)
1
2
GND2 GND3
GND GND
1 1
2 2
R904 100 OHM 1/4W
R905 100 OHM 1/4W
C910
2N2 500V
R906 100 OHM 1/4W
D903 SR510-22
1 2
D905 SR510-22
9 1 2
8
R907 47 OHM +-5% 1/4W
7
6 C911 C920
R908 47 OHM +-5% 1/4W 2N2 500V 2N2 500V
10
R909 47 OHM +-5% 1/4W
D904 SR504-30
1 2
D906 SR504-30
1 2
D908 NC
1 2
R910
910 OHM 1/4W
IC902
EL817M(X)
1
R911
1.5K 1/10W
2
R912
7.5K 1/10W 1%
C915
100N 50V
IC903
TL431G-A-TA
DIM 1
2
ON/OFF 3
4
5
6
7
8
9
+5V
C917
100N 50V
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
22
L903
C919
2N2 500V
3.5uH
R918
250R
+ C912
680uF25V
Q903
KTD1028
C916
10N 50V
L905
1.1 uH
C914
+ + +
R927
C909 C913 6.2K 1/8W 5%
1000UF 20% 10V 680uF 10V 470UF M 16V
CN902
Wire Harness
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
02.POWER PCB NAME 715G4452-P0B-001-0010
Monday , February 20, 2012 Sheet 2 of
3
+14.5V
ZD901
MTZJ T-72 18B
R916
470 OHM +-5% 1/10W
R917
1K 1/10W 1%
+5V
F902
T5AL 250V
C921
4.7NF 10% 50V
R92 3
12K OHM +- 5% 1/8W
R913
30K 1/8W 1%
R915
30KOHM +-1% 1/8W
Custom
Size
Rev 1
ODM MODEL
称 爹