Hvps Circuit Diagram - Samsung ML-4600/XET Service Manual

Schematic Diagrams

10-3 HVPS Circuit Diagram(1/2)

5V
R411
R422
2.2K
5.6K
MHV-PWM
3 4
CN1-#6
U2-B
7404
5V
R501
5.6K
BIAS-PWM
1 2
R502
CN1-#7
U2-A
2.2K
7407
CN1
GIL-S-9P-S2T2-EF
1
2
3
4
5
6
7
8
9
Samsung Electronics
18V
R401
100
R405
220KF
R403 R404
110KF 33K
Q401
A708-Y
R402
56K
R412
2K C401
C408
331
104
R406
2.2KF
VR401
50K
18V
R503
R508
100
86.6KF
Q501
A708-Y
R507
27K
R505
R506
100KF
C501
86.6KF
104
R504 C502
2K 222 R509
12KF
WR501
50K
24VS
U3
24VS
KA7818
A-GND
THV-PWM
IN OUT
THV-EA
THV-READ
GND
MHV-PWM
C1
BIAS-PWM
104
5V
D-GND
24VS
R407
C402
240K
103
T401
KAB-006
1 7
12
Q402
5 6
14
D526-Y
13 2
R408
U1-D
47K
KA324
4
R409
390
D403 C403
R410
1N4148 333
1W 3
24VS
1
R510
C503
47K
104
Q502
5
D526-Y
2
9
4
8
10
R511 R512
U1-C1
47K 390
KA324
R513
C504
1W 10
333
D501
1N4148
18V
C3
C2
35V 47uF
104
D401
C404
4KV
3KV 471
R413
MGR1/2W 6MF
C406
3KV 471
C405 D402
2KV 680 4KV
R414
MGR1/2W 6MF
ZD401
1W 130V
T501
D502
R514
KAB-006 4KV
MGR1/2W 15MF
7
6
C506
3KV 471
C505
2KV 680
R515
MGR1/2W 6MF
R520
MGR1/2W
9MF
R426
MGR1/2W 100KF
MHV
R416
MGR1/2W 15MF
OPC
R417
15MF
MGR1/2W
R516
MGR1/2W 50K
SUPPLY
ZD501
100V
1W
DEV
R519
MGR1/2W 50K
R517
MGR1/2W
9MF
R518
MGR1/2W 9MF
10-11