4.2. Connection Diagram

1nTECTL 2+5V 3nTR 4nTRCTL 5nDB 6nDBCH 7nCHGCTL 824VGND 924VGND 10
+24VIR
1
2
3
4
Dev.Bias
Transfer
Grid
Charge
CN501
13CCLK 14GND 15SXD 16GND 17nPRINT 18GND 19nCBUSY 20+5V 21nPRDY 22
+5V 23PPRDY 24
+5V
1nTOP 2GND 3nSBSY 4GND 5nVIDEO 6GND 7nHSYNC 8GND 9nRST 10
GND 11CXD 12
GND
CN5
Drum 
Unit
Transfer 
Roller Transfer 
Chute

ADU

Chute

1 Live
2 Neutral
CN201
1LAMP 1 2(NC) 3COMMON
CN202
1nFCTL 25VGND 3+5V 424VGND 524VGND 6+24V 7+24V
CN251

Power

Supply

Unit

(PSU)

High

Voltage

Power

Supply

Unit

(HVU)

1 +5V
2TH
CN007
1 nFCTL
2 5VGND
3 +5V
4 24VGND
5 24VGND
6 +24V
7 +24V
CN005
1
2
3
4
5
6
7
8
9
10
CN008
6+5V 5nKEY 4nLED0 0 3nLED0 1 2nLED0 2 15VGND
CN406 1 +5V
2 nKEY
3 nLED0 0
4 nLED0 1
5 nLED0 2
6 5VGND
CN6

Indicator Board

Ready
Toner/
Process
Error
Push SW

Inlet

FG

Power SW

IEEE1284
Parallel
Oprion
PS ROM PCB
I/F CN
USB
CN4
CN1
CN1
CN452
CN453
CN2
CN9
Ethernet
(Only for KX-P7110)
CN3

Engine Control PCB

Fuser

Main Control PCB

1
PUSOL CTL
REGSOL CTL
2
24VGND CN011
1
2
CN012
24VGND
1+5V 25VGND 35VGND 4nREGSEN 5nTOPSEN
CN014
1
2
24VGND
35VGND 4nEXITSEN
CN013
1+5VSP 25VGND
CN015
1+24V 224VGND
EXITSOL CTL
3+24VIR
CN006
1+5V 2(NC) 3+5V(LD)
CN003
1+5V(LD) 25VGND 3nVIDEO 45VGND 5nLDON 6nHSYNC 7nADUST
CN002
1nSNRCLK 2
nSNRLD 3nSNRCTL 424VGND 5+24V
CN010
1A OUT 2nA OUT 3nB OUT 4BOUT
CN017
5 +5VSP
4 5VGND
3 5VGND
2 nREGSEN
1 nTOPSEN
CN401
2 5VGND
1 nEXITSEN
4 +5VSP
3 5VGND
CN402

Pickup Solenoid

Regist Solenoid

Regist

Sensor Top

Sensor

Exit

Sensor

Switchback

Solenoid

Door Interlock

SW

Process Interlock

SW

Polygon Motor

Oprion
PS ROM
PCB
Oprion
RAM
PCB
2nd Feeder
I/F Board
(Only for
KX-P7110)

LD

LSU

Pulse Motor

(PM Bipolar type)

Thermistor

Thermostat

Halogen

Lamp

nTECTL
+5V
nTR
nTRCTL
nDB
nDBCH
nCHGCTL
24VGND
24VGND
+24VIR
1
2
3
4
5
6
7
8
9
10
CN001
SXD
5VGND
11
12 CCLK
5VGND
nPRINT
+5V
nCBUSY
+5V
nPRDY
+5V
PPRDY
nPSAVE 13
14
15
16
17
18
19
20
21
22 nSBSY
5VGND
23
24 nTOP
5VGND
nVIDEO
5VGND
nHSYNC
5VGND
nPURGE
5VGND
CXD
5VGND
3
1
23
1
2
CN019
+5VSP
5VGND
PNON
+5VSP
5VGND
PNON
CN450

Paper Empty

Sensor

Connection Diagram

TE_LED
1FAN PWR 224VGND 3FAN ERR
CN018

FAN

Thermal

Fuse

Oprion
RAM PCB
I/F CN
CN2
Relay
Board (A)
CN407
Relay
Board
(B)
3NC 2GND 1NC
Regist Shaft
124VGND 2nMOEN_OP 3CLOCK_OP 4+24V 5nPUCTL_OP 6nOPTION 7+5V 8nPNON_OP 95VGND
CN004
FG
FG
FG
Toner Empty
Sensor PCB
1 nTESEN
25VGND
CN451 1 nTESEN
25VGND
CN009
56
KX-P7105 / KX-P7110