Emerson 39" Service Manual page 40

Power Supply 2 Schematic Diagram
C1202 C1203 C1204
470/25V 1 1
4
C1216 C1217 C1218
1/100V 1/100V OPEN
D1205
R1219
TFZGTR24B
160K
R1222
R1220
1.1K
0
IC1201
BD9488F-GE2
R1223 R1221
1.5K 10K LED BACKLIGHT
DRIVER
2.1
1 OVP
R1201
22K
3.6
2 UVLO
C1205
C1201
R1202 R1203
0.047
OPEN 5.4
9.1K 9.1K
3 SS CONTROL
LOGIC
1.4
4 RT
R1214
100K
2.7
5
2.7
D1204
6 VREG
1SS400
R1205
1K
3.2
FAIL
7 DRIVE
DETECT
0.7
8 ADIM DRIVE
3
R1211
R1212
240K
33K 5.3
9 ADIM-P
R1213
3K
R1204
R1207
10K
100K
2
1
POWER SUPPLY CBA
H
L1201
100uH
D1201
SK210TD
L1202
C1212 C1213 D1203
22uH
47/100V 47/100V 1SS400
Q1201
21.0
D
AP18T10AGH-HF
R1218
G (SWITCHING) 10
5.5
S C1219
0
560P
R1216
200
C1209 R1215 R1228
1000P 0.18/2W OPEN
R1229
OPEN
5.3
18
C1207
2200P
0
17
R1217 C1208
0.7
D
10 1
2.9
16 G
Q1202
AP18T10AGH-HF
13.0
0.7
S (SWITCHING)
15 R1225
0.7
R1210 R1209 51
120 120
13.0
VCC 14
R1226
C1215
C1206 1
2200P
3.0 1
R1227
13
1
5.5
12
R1224
1K
13.0
11
0
GND 10
R1206
C1210
10K
1
R1208
100K
I J
L1101
C1102 C1103 C1104
100uH
470/25V 1 1
C1116 C1117 C1118 C1112
1/100V 1/100V OPEN 47/100V
D1105
R1119
TFZGTR24B
160K
R1122
R1120
1.1K
0
IC1101
BD9488F-GE2
R1123 R1121
1.5K 10K LED BACKLIGHT
DRIVER
2.1 5.3
1 OVP 18
R1101
22K
3.6 0
2 UVLO 17
C1105
C1101
R1102 R1103
0.047
OPEN 5.4 2.9
9.1K 9.1K
3 SS CONTROL 16
LOGIC
1.2 0.7
4 RT 15
R1114
100K
2.7 13.0
5 VCC 14
R1107
100K 2.7 3.0
D1104
6 VREG 13
1SS400
R1105
1K
3.2 5.5
FAIL
7 DRIVE 12
DETECT
0.7 13.0
8 ADIM DRIVE 11
R1111
R1112
240K
33K 5.3 0
9 ADIM-P GND 10
R1113
3K
R1104 C1110
10K 1
L1301
C1302 C1303 C1304
100uH
470/25V 1 1
C1316 C1317 C1318 C1312
1/100V 1/100V OPEN 47/100V
D1305
R1319
TFZGTR24B
160K
R1322
R1320
1.1K
0
IC1301
BD9488F-GE2
R1323 R1321
1.5K 10K
LED BACKLIGHT
DRIVER
2.1 5.3
1 OVP 18
R1301
22K
3.6 0
2 UVLO 17
C1305
C1301
R1302 R1303
0.047
OPEN 5.4 2.9
9.1K 9.1K
3 SS 16
CONTROL
LOGIC
1.4 0.7
4 RT 15
R1314
100K
2.7 13.0
5 VCC 14
2.7 3.0
D1304
6 VREG 13
1SS400
R1305
1K
3.2 5.6
FAIL
7 DRIVE 12
DETECT
0.7 13.0
8 ADIM DRIVE 11
R1311
R1312
240K
33K 5.3 0
9 ADIM-P GND 10
R1313
5.6K
C1310
1
K
10-4
D1101
SK210TD
L1102
C1113 D1103
22uH
47/100V 1SS400
Q1101
21.0
D
AP18T10AGH-HF
R1118
G (SWITCHING) 10
5.5
S C1119
0
560P
R1116
200
C1109 R1115 R1128
1000P 0.18/2W OPEN
R1129
OPEN
CN1001
C1107 35.8
2200P
0.7
R1117 C1108
0.7 36.0
D
10 1
G
Q1102 0.7
AP18T10AGH-HF
13.0
36.0
S (SWITCHING)
R1125
0.7
R1110 R1109 51
0.7
120 120
R1126
C1115
C1106 1
2200P
1
R1127
1
R1124
1K
R1108
100K
R1106
10K
D1301
SK210TD
L1302
C1313 D1303
22uH
47/100V 1SS400
Q1301
21.0
D
AP18T10AGH-HF
R1318
G (SWITCHING) 10
5.5
S C1319
0
560P
R1316
200
C1309 R1315 R1328
1000P 0.18/2W OPEN
R1329
OPEN
C1307
2200P
R1309
R1317 C1308
D 0.7
120
10 1
G Q1302
AP18T10AGH-HF
13.0
(SWITCHING)
R1325 S
0.7
51
R1326
C1315
C1306 R1310 1
2200P
1 120
R1327
1
R1324
1K
R1306
10K
R1304
R1308 R1307
10K
100K 100K
L
TO LCD PANEL
ASSEMBLY
1 VLED1
2 ILED1
3 VLED2
4 ILED2
5 VLED3
6 ILED3
CONTINUE
POWER 1
BACKLIGHT-SW
BACKLIGHT-ADJ
PROTECT3
AMP+13V
P-ON+21V
M
FL13.10SCP2