Samsung ML 1710 - B/W Laser Printer Service Manual page 119

11.4 SMPS Circuit Diagram : 110V (1/2)
Humming-V1 SMPS circuit diagram
SW1
F1
3024-P3T4DBKBK
125V 8A
INLET1
TVR1
C1
10D221K
224
R1
1/2W
560K
R11
1W 47
CON1
FUSIBLE
2
1
C11
R13
50V
1/4W 100 104
Samsung Electronics
AR1
DSS-601M
F2
LF1 LF2
125V 3A
0509V
0504V
D1,2,3,4
600V2A*4
- +
C4
104
C5
200V
330uF
TH1
10D-13
L1
100uH
C10
630V
U2
333
PWM CONTROL
1
Drain
U1 Vin
4
STR-G6353
BTA12-600B
OCP/FB
Source GND
R12
2 3 5
1W 180
FUSIBLE
PC101-B
817M-B
PC102
R8
TLP3061F
680
R7
6.8K
R9
C8
1W0.25
R114
681
1/2W
1.5K
CON2-11,12,13(+24VS)
CON2-26(FUSER-ON)
Q102
C1008-Y
C3 C2
472MAA
472MAA
PT1
R14 R2 EER2828V
C101
R5
C6
1KV 102
3W
47K
6
9
D101,102
200V 3A*2
C102
R3
5
35V
8
1000uF
R15
D5
UF4007
1
R4
10
D104
100V 1A
8
VR1
B1
D6
500 R6
D103
40V 3A
100
200V1A
3
C106
1KV 102
7
R10
C7
47K
35V
4
C107
22uF
16V
1000uF
11
C13
472MAA
C12
472MAA
NO MARKING RESISTOR 1/8W-J(5%)
SW2
SS-5GLD
C105
50V
1uF
1 3
U105
C103 C104
7805
16V 25V
100uF 47uF
L101
F101
5uH
250V2A
R109 R110
430
330
R111
1.8K-F
PC101-A
817M-B
C108
50V 1uF
C109
10V
470uF
R112
1
U101
5.6K-F
TL431
S C H E M ATIC DIAG R A M S
CON2-11,12,13
+24VS 2.0A
CON2-9,10
GND
CON2-8
+5V 0.14A
CON2-7
GND
CON2-3,4
+3.3V 1.0A
GND
CON2-5,6
CON2-1(FEED-SEN)
CON2-2(PAPER-EMPT)
CON2-14(MANUAL)
CON2-15(THV-READ)
CON2-16(LED-READY)
CON2-17(THV-PWM)
CON2-18(LED-ERROR)
CON2-19(BIAS-PWM)
CON2-20(THV-EA)
CON2-21(LED TONER SAVE)
CON2-22(MHV-PWM)
CON2-23(FAN)
CON2-24(KEY-DEMO)
CON2-25(EXIT)
CON2-26(FUSER-ON)
Service Manual
11-15