Samsung CLP-300 Series Service Manual page 143

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