Samsung CLP-300 Series Service Manual page 74

Main Board(14/15)
1 2
+24VF
DEV_SOL
CN4-1
5045-02A
C19
A 1 100nF
50V,10%
D8
2203-005249
M4
DGND
Q7
2
MMBT2222ALT1
3
1
2
DGND
+24VF
B
T2_CLUTCH
CN7-1
5045-03A C5
100nF
1 50V,10%
2203-005249
2 D3
M4 DGND
Q3
3
MMBT2222ALT1
R39
3
1
2 1.2K
C
+24VF
DGND
REGI_CLUTCH
CN24-1 C304
100nF
35303-0350
50V,10%
1
2203-005249
D34
2
DGND
M4
Q16
D
3
MMBT2222ALT1 R166
3
1.2K
1
2
DGND
+24VF
PICK UP
CN25-1
5045-02A
C305
E 100nF
1
50V,10%
2203-005249
D35
M4
DGND
Q10
2
MMBT2222ALT1
3
R119
1
560
2
DGND
F
1 2
1
B B B B
Service Manual
11-14
3 4
+24VF
ITB_CLUTCH
CN10-1
5045-03A
C43
100nF
1
50V,10%
D7
2203-005249
M4
2
R45
DGND
DEV_CLUTCH Q6
3
MMBT2222ALT1
560
3
1
2
DGND
MMBT2222ALT1
PTL
Q14
R130 3
1
THV_CLUTCH PTL
1.2K
2
DGND
Q13
R140
3
1
ERASE_LAMP MMBT2222ALT1
1.2K
2
DGND
REGI_CLUTCH
PICKUP_CLUTCH
3 4
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5 6
BLDC
+24VF +5V
DF11-10DP-2DSA
CN2-1
1
2
3 C11
100nF
4
R42
1.2K
5
ITB_CLUTCH
6
7
R21
8
R22
9
10
R129
DGND
470
+3.3V
R128 0
PTL_LAMP
DEVE & ITB JOINT
+3.3V
CN19-1
DF11-12DP-2DSA
2 1 2 1
D37 1
KDS226
3 3 DGND
D38
3
KDS226
R198
33
5
SCL
R199
33 7
SDA
9
WASTE_LEVEL
11
WASTE_EMPTY
DGND
5 6
Schematic Diagram
7 8
+5V +3.3V
A
RA2 2 1
10K
DGND
3
D5
KDS226
nBLDC_MOTOR_EN
100
BLDC_MOTOR_READY
100
B
PWM_MOT
C
+3.3V +5V
R125
2 1
3K
1% D31 R160
3
4.7K
KDS226
2
D
4
6
nITB_HOME
8
PTL_LAMP
R122
10
INNER_TEMP
10K
12
E
DGND
Digtal Printing Division
Engineer K.C.LEE
R&D 5
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TITLE:
R&D CHK S.D.AN F
A3
DOC CTRL CHK
CLP-300(N)/CLX-3160N(FN)
MFG ENGR CHK
Main_V0.11
14/15
BLDC, CLUTCH, DEVE & ITB JOINT
7 8
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