AOC PB20C Service Manual page 42

12V out
Q2 0 3
1
1000U F/25V
DTA1 4 4 WK A
C 203
Q2 0 4
ON/ OFF
DTC1 4 4 WK A
+12V C C
R 211 15K
C2 0 8
1 UF
C 210
0.1UF
R 217
4.7K C 213
0.1UF
R 219 18K
C 214
0.1UF B U_R
B U_L
R 229 4.7K
R 234 15K
R 244
18K
C 226
0.1UF
C 202 0.01U F
1000U F/25V
C 204 C 245 C 246
0.1UF 0.1UF
R 207 R 208
6.8K 16K
R 212
7.5K
R 214
4.7K (1206 )
C 212
1000P F
D 208 1N 4148
V _RE F
R2 2 6
R2 2 5
8 . 2 K NC
LM339M
3 IC202
TL431
C 220 0.01U F
C 221
R 237 R 238
6.8K 16K
0.1UF
R 241
7.5K
R2 4 6 2 . 7 K
C 227
D 218 1N 4148
1000P F
R2 4 8 1 8 K
C2 2 9
R2 5 1
R2 5 2
8 . 2 K NC 0 . 1 UF
Q2 0 1 SI 4 4 3 1 OR AO4 4 1 1
1 8
2 7
3 6
D 201
4 5
D2 0 2
R LZ8.2B
R 209 0£[
Q2 0 6
BAV9 9 SST3 9 0 4
C 207
0.1UF
D 206
1N 4148
Q2 0 9
SST3 9 0 4
C2 1 5
0 . 0 2 2 UF
V _S E N S OR _7
R2 2 1
R2 2 2 4 . 3 K
2 . 7 K
R2 2 4 1 8 K
C2 1 6
0 . 2 2 UF
C2 1 7
0 . 1 UF
Q2 1 1 SI 4 4 3 1 OR AO4 4 1 1
1
2
D 211
3
4
R LZ8.2B
D2 1 3
R 239
0£[ Q2 1 2
SST3 9 0 4
D 214
R2 4 0
1N 4148
BAV9 9 3 . 9 K
C 224
0.1UF
Q2 1 5
SST3 9 0 4
V _S E N S OR _8
C2 2 8 0 . 0 2 2 UF
R2 4 9 4 . 3 K
C2 3 0
0 . 2 2 UF
41
R 201 4.7K Q 202
S S T3 904
L 2 0 1
1 5 0 UH (6 0 -5 2 )
PT2 0 1
5
C2 0 6
R 210 3
Q2 0 5
4
0 . 2 2 UF/ 2 5 0 V
1M 1
2
6
KTD1 6 9 1 (D IP&SM D)
1
1
8 0 VL 2 0 T-1 -d n
Q 207
R K 70 02
Q2 0 8
C 211
1U F
1
KTD1 6 9 1 (D IP&SM D)
D2 0 7
R2 2 0 3 0 K
BAV9 9
D2 0 9
R2 2 3 3 0 K
BAV9 9
D2 1 0
R2 2 7 3 0 K
BAV9 9
R 228
L 2 0 4
4.7K
1 5 0 UH (6 0 -5 2 )
Q 210
S S T3 904
8
7
6
5
R 236
D 212 1M
C2 2 3
Q2 1 4
1
0 . 2 2 UF/ 2 5 0 V
1
Q 213
R K 70 02
KTD1 6 9 1 (D IP&SM D)
C 225
1U F
Q2 1 6
1
KTD1 6 9 1 (D IP&SM D)
V _S E N S OR _4
D2 1 7
BAV9 9
R2 4 7 3 0 K
V _S E N S OR _5
D2 1 9
BAV9 9
R2 5 0 3 0 K
V _S E N S OR _6
D2 2 0
R2 5 3 3 0 K BAV9 9
Ti tl e
<Ti tl e>
S ize D ocument N umber
B <D oc>
D ate: Tuesd ay, N ovember 16, 20 04
C N20 1
C2 0 1
!
2 7 P/ 3 KV
1
2
!
!
C N20 3
C2 0 5
1
9
2 7 P/ 3 KV
!
2
C N20 5
C2 0 9
1
7
2 7 P/ 3 KV
2
R2 1 5 1 K(1 2 0 6 )
R2 1 6 1 K(1 2 0 6 )
R2 1 8 1 K(1 2 0 6 )
73L17 4-39 -ys
L202
1 3
V _S E N S OR _1
2 4
V _S E N S OR _2
L203
1 3
V _S E N S OR _3
73L17 4-39 -ys
2 4
!
C N20 2
C2 1 8
1
2 7 P/ 3 KV
2
!
C N20 4
C2 1 9
!
1
2 7 P/ 3 KV
PT2 0 2
5 9
!
2
3
4
C N20 6
C2 2 2
2
1
6
2 7 P/ 3 KV
1 7
2
8 0 VL 2 0 T-1 -d n
R2 4 2 1 K(1 2 0 6 )
R2 4 3 1 K(1 2 0 6 )
L205
R2 4 5 1 K(1 2 0 6 )
1 3
2 4
73L17 4-39 -ys
L206
1 3
2 4
73L17 4-39 -ys
R ev
<R evC ode>
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