Samsung CLP-350N - Connection Diagram; Main Layout

Samsung Electronics
Service Manual
System Diagram
6-2
6.2 Connection Diagram
6.2.1 Main Layout
USB
+5V nDEV_HOME DGND
1 2 3
CN5
DEVE_HOME
+24VF
+24VF
DGND
DGND
nDEV_EN
PWM_DEV_VPP
PWM_DEV_AC
PWM_DEV_DC
PWM_ITHV
PWM_THV
PWM_MHV
nTHV_EN
ITHV_READ
THV_READ
MHV_READ
nP_EXIT
FAN_MAIN
DEV_SOL1
DEV_SOL2
DEV_SOL3
DEV_SOL4
OUT_TEMP
WASTE_LE
DGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CN21
HVPS
+24VF FUSER_ON DGND +24VA DGND +24VA DGND +24VA DGND +24V DGND +5V DGND +5V DGND +5V
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16
CN15
SMPS
+5V
nP_EMPTY
DGND
+5V
nREGI_SENS
DGND
+5V
MP_SENS
DGND
NC
1
2
3
4
5
6
7
8
9
10
CN20
REGI&EMPTY
+24VF
PICKUP_SOLENOID
1
2
CN25
PICKUP
SOLENOID
RJ-45
MODULAR
JACK
+24VF
DEV_CLUTCH
1
2
CN4
DEV_SOL
+24VF
+24VF
DGND
DGND
DGND
+5V
nMOTOR_EN
MOTOR_READY
PWM_MOT
+5V(DIR)
1
2
3
4
5
6
7
8
9
10
CN2
BLDC
Main
Motor
1
2
3
4
5
6
7
8
9
10
MT
BLDC
T2
Clutch
+24VF
FUSER_CLUTCH
1
2
CN28
FUSER_CLUTCH
FUSER
Clutch
CL CL
ITB
Clutch
CL
SOL
DEVE_HOME
SENSOR
VINB GND VING GND VINR GND 24V 5V SW2 CIP4_SH CIP4_CP- CIP4_CP+ CIP4_PI2-
1 2 3 4 5 6 7 8 9
10 11 12 13 14
CN13
PANEL
1 2 3 4 5 6 7 8 9
10 11 12 13 14
LED
PANEL
+24VA +24VF
1 2
CN16
COVER_OPEN
FRONT
REAR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
DEVE
SOLENOID
+24VF
NC
ITB_CLUTCH
1
2
3
CN10
ITB_CLUTCH
CN23
+24VF
NC
THV_CLUTCH
1
2
3
CN7
T2_CLUTCH
+24VF
NC
REGI_CLUTCH
1
2
3
CN24
REGI_CLUTCH
EXIT
SENSOR
MOTOR
FAN
LSU_MOT_CLK
nLSU_READY
nLSU_MOT_EN
DGND
+24V
1
2
3
4
5
MOTOR
nHSYNC1
+5V_LSU
DGND
nLD_EN
VDO1_minus
VDO1_plus
LSU_SH1
LD_POWER1
1
2
3
4
5
6
7
8
VIDEO
+5V_LSU
nHSYNC1
DGND
nLD_EN
VDO1_minus
VDO1_plus
LSU_SH1
LD_POWER1
LSU_MOT_CLK
LSU_READY
LSU_MOTOR_EN
DGND
+24V
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN22
LSU
P_EMPTY
SENSOR
REGI
SENSOR
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
+3.3V
+5V
DGND
DGND
SCL
nITB_HOME
SDA
PLT_LAMP
DGND
TONER_LED_EN
ADC_SEL0
ADC_SEL1
ADC_SEL2
ADC_MUX_OUT
TONER_MOT/SOL_Y
TONER_MOT/SOL_M
TONER_MOT/SOL_C
TONER_MOT/SOL_K
DGND
+24VF
+5V_LSU_IN
+5V_LSU_OUT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
CN19
DEVE&ITB
IMAGE
UNIT
+5V DGND nITB_HOME Eraser_LAMP +5V
1 2 3 4 5
ITB
1 2 3 4 5
CL
+5V
NC
WASTE_LAMP
1
2
3
CN102
WASTE_LAMP
+24V
MOTOR_FAN
1
2
CN104
MOTOR_FAN
+5V
EXIT_SENSOR
DGND
1
2
3
CN103
EXIT_SENSOR
THERM1
THERM2
1
2
CN8
FUSER_THER
FUSER
Thermistor
Main
S/W
INLET
FUSER
LAMP
SOL
ITB_HOME
SENSOR
ERASER
2
20V/
110V
220V/
110V
+24V
+3.3V
+3.3V
SCF_RXD
nSCF_DETECT
SCF_TXD
DGND
DGND
1
2
3
4
5
6
7
8
+24V
+3.3V
+3.3V
SCF_RXD
nSCF_DETECT
SCF_TXD
DGND
DGND
1
2
3
4
5
6
7
8
CN20
LSU
Fan