Connection Diagram
Samsung Electronics Service Manual
9-1
9
9
9. Connection Diagram9.1 SCX-4200 Connection Diagram
1: LSU_CLK
2: nLREADY
3: nPMOTOR
4: GND
5: 24VS
6: nHSYNC
7: LSU_5V
8: GND
9: LD_ON
10: VDO
11: GND LSU_UNIT
1: 3.3V
2: HYPER_TX
3: HYPER_RX
4: GND
DEBUG
1: A
2: B
3: A/
4: B/
1: CIS_SIG
2: 3.3VS
3: GND
4: 3.3VS
5: Vref
6: CIS_SI
7: CIS_CLK
8: VLED
9: LED_B
10: LED_G
11: LED_R
12: GND
ENGINE MOT
CIS_UNIT
SCAN_MOT
1: A
2: B
3: A/
4: B/
1: nP_EMPTY
2: nP_FEED
3: 5V
4: 5V
5: GND
6: GND
7: 3.3V
8: GND
9: GND
10: GND
11: 24VS
12: 24VS
13: MANUAL
14: 24V
15: LSU_5V
16: THV _READ
17: LSU_5V
18: nTHV_PWM
19: THV_EN
20: nBIAS_PWM
21: MHV_PWM
22: LSU_5V
23: 5V
24: FAN
25: FUSER_ON
26: P_EXIT
1: NC
2: LSU_5V
3: LSU_5V
4: LSU_5V
5. 5V
1: M_CLUTCH
2: N.C
3: 24VS
1: 24VS
2: MP_CLUTCH
MAIN_CLUTCH
MP_CLUTCH
THERMISTO R
PTL
OP_PANEL
SMPS/H VPS
MAIN
CONTOLLER
1: 3.3V
2: PTL
1: GND
2: OPE_RX
3: OPE_RST
4: OPE_TX
5. 5V
CDRH S/ W
1: FAN2
2: NC
3: 24VS