Samsung ML-2250/XBG Service Manual page 122

S C H E M ATIC DIAG R A M S
SMPS Circuit Diagram (3/3)
SW1
F1
250V5A
AC IN TNR1
10D561
CON1
R3
1W47
FUSIBLE
CON1
R5
1/4W22
5V
R114
R106
1/4W150
1/4W150
R107
47K
CON6
CON3-3
CON3-1
CON3-2
Service Manual
11-14
AR1
SSG-102-A1
LF1 F2 BD1
0610V 250V2A D3SBA60
R1
C1 C4
C3
474 474
C2
R2
AR1 TH1
SSG-102-A1 10D-13
ZD1
1W130V
R6
1/2W2M U2
L1 IC-TOP246Y
100uH
2 6
L-L/S D-DRAIN
1
R7 C-CONT
1/2W10M
3
X-C/L
C5
R10
630V
1/4W6.8K
333K
U1
BTA12-600B
GND-A
R4
C6 1W180
104 FUSIBLE
0 0
PC1
TLP3061F
R110
CON2-23
1/2W1.5K
FAN
CON2-11,12,13 +24VS
CON2-26 FUSER-ON
Q102
C1008-Y
5V
R112 R116
1/4W150 1/4W150
R115 R113 R117
47K 47K 47K
EXIT
CON2-25
CON2-1_
FEED SENSOR
OP102 OP101
KPI-512 KPI-512
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C11 C12
472MAA*2
D103
200V3A*2
R8
D104
1
C11
11
630V
R13
103K
C7 1W100K
450V
100uF C102
RG35V
7,8
1000uF
R9
D5
UF4007
3
GND-A
D101
40V3AX2
R12
4.7
D2 B1 D102
200V1A
PC2-1
817
5 7, 8
R11
6.8
C8
104 C9
6 C104
SG50V1uF 9, 10
WB16V1500uF
C10
SG16V47uF
CON3
+24VS
CON3-3
D105
CON3-2
1N4003
CON3-1
R108
Q101
KSC1008-Y
2.2K
R109
5.6K
TNR101
7D561
MANUAL
CON2-14
D GND
CON2-2_
ZD101 ZD102
PAPER EMPTY
OP103
SG-288 1W200VX3
D GND
SW2
SS-5GLD
R111
C103
NU RG50V1uF
B101 F101
250V2A
R101
470
R102 R105
NU 2.71KF
PC2-2
817
C101
C105
RG10V470uF
R103
50V1uF
4.7K
R104
2.6KF
U101
431
CON4
CON5-1
CON5-2
CON5-3
CON5-4
CON5-5
OPC1
ZD103
ZG1
CON2-11,12,13
+24VS 2.0A
GND
CON2-9,10
CON2-3,4
+5V 1.5A
GND
CON2-5,6
CON2-1_ FEED SENSOR
CON2-2_ PAPER EMPTY
CON2-14
MANUAL
CON2-15 THV READ
CON2-17 THV PWM
CON2-19 BIAS PWM
CON2-20 THV EA
CON2-16 LED READY
CON2-18 LED ERROR
CON2-21 LED TONER SAVE
CON2-24 KEY DEMO
CON2-22 MHV PWM
CON2-23 FAN
CON2-25 EXIT
CON2-26 FUESR ON
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