Samsung ML-1200 Printer User Manual


 
3-16
SCHEMATIC DIAGRAMS
Samsung Electronics
Repair Manual
5V
18V
24VS
18V
18V
18V
24VS
24VS
D-GND
CN1-#5
CN1-#4
CN1-#8
TITLE
DRW. NO
REF. NO
SIZE A4
DATE 01/01/04
SWALLOW-HVPS
REV.
1.0
2 OF 2
DESIGNED CHECKED APPROVED
SAMSUNG ELECTRONICS
CN1-#3
7407
JH.CHO
U2-F U2-E
7407 7407
JC
R205
1K
R206
100
Q203
A708-Y
R207
2K
R208
30KF
R209
110KF
VR201
50K
C201
103
C202
331
R210
510KF
D202
1N4148
D201
1N4148
R211
1MF
R212
470K
C203
472
D203
1N4148
ZD201
5.6V
ZD202
7.5V
R213
2.2K
R214
1.2K
R215
430
Q204
D526-Y
C206
6KV 471
D207
6KV
C207
6KV 471
R216
BR1/2W 30MJ
R217
BR1/2W 200MG
R218
MGR1/2W 100KF
C204
473
C306
2KV 680
C307
3KV 471
D303
4KV
C308
3KV 471
Q303
D526-Y
R314
2.2KF
VR302
5K
C305
333
R311
100KF
Q302
A708-Y
R310
2.2K
R308
33K
Q301
A708-Y
R307
33K
R309
2.2K
R306
26.1KF
R304
200KF
R305
5.1KF
VR301
10K
C304
500V 103
C303
333
D302
1N4148
D301
1N4148
R303
100KF
R302
33K
C302
102
R301
470K
C301
222
C4
104
R3
1/2W 560
ZD1
5.6V
C7
104
C101
35V 47uF
+
R315
BR1/2W 30MJ
C205
6KV 101
D304
4KV
D204
6KV
U1-B
KA324
+
-
5
6
7
R316
1KF
R317
2KF
13 12 11 10
T201
HVT-2A
1
4
2
5
7
6
R201
10K
U1-A
KA324
+
-
3
2
1
4
11
D205
6KV
C208
6KV 471
D206
6KV
C209
6KV 471
T301
KAB-006
1
4
2
5 6
7
U2-C
9 8
14
7
THV-PWM
5V
THV-EA
THV
THV-READ
HVPS Circuit Diagram (2/2)
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