Xerox Phaser 3155 User Manual

Phaser 3140/3155/3160 Printer Service Manual10-5
Wiring
Map 2 - Controller Board (3155)
CN2
CN8 CN12 CN9 CN10 CN6 CN5 CN7
CN15
CN3
(USB) CN1
s3160-154
A
132
133
134
135
136
137
138
139
140
141
142
143
144
145 131 BCDEFGHI JKL
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10-6Phaser 3140/3155/3160 Printer Service Manual
Wiring
Map 3 - Controller Board (3160B/3160N)
CN2
CN8 CN12 CN9 CN10 CN6 CN5 CN7
CN15
CN3
(USB)
CN4 (ENET) CN1
s3160-111
A
132
133
134
135
136
137
138
139
140
141
142
143
144
145 131 BCDEFGHI JKL
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Phaser 3140/3155/3160 Printer Service Manual10-7
Wiring
Map 4 - 110V and 220V Power Supply Boards
P/JCON2
P/JCON1
110V
220V P/JCON3
P/JCON2
P/JCON1
P/JCON3
s3160-112
A
132
133
134
135
136
137
138
139
140
141
142
143
144
145 131 BCDEFGHI JKL
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10-8Phaser 3140/3155/3160 Printer Service Manual
Wiring
Component Locator Diagrams
Maps 6 and 7 indicate the location of key components within the printer.
1. Map 5 - Sensors
2. Map 6 - Motor, Solenoids, and Fan
Component Locator
ComponentMapCoordinates
Out Bin Full Sensor 5 C-135
Paper Empty Sensor 5 D-138
Manual Feed Sensor 5 E-139
Feed Sensor 5 D-139
Exit Sensor 5 E-137
Front Cover Interlock Switch 5 E-139
Pick Up Solenoid 6 B-138
Manual Feed Solenoid 6 C-138
Motor 6 D-136
Fan 6 I-137
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Phaser 3140/3155/3160 Printer Service Manual10-9
Wiring
Map 5 - Sensors
Outbin Full Sensor
s3160-113
A
132
133
134
135
136
137
138
139
140
141
142
143
144
145 131 BCDE FGH I J K L
Exit Sensor
Manual Feed Sensor
Paper Empty Sensor
Feed Sensor Front Door Interlock Switch
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10-10Phaser 3140/3155/3160 Printer Service Manual
Wiring
Map 6 - Motor, Solenoids, and Fan
s3160-114
Fan
Motor
Manual Feed Solenoid
Pick Up Solenoid
A
132
133
134
135
136
137
138
139
140
141
142
143
144
145 131 BCDE FGH I J K L
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Phaser 3140/3155/3160 Printer Service Manual10-11
Wiring
Wiring Diagrams
Notations Used in the Wiring Diagrams
The following table lists the symbol
s used in the wiring diagrams.
SymbolDescription
Denotes a Plug.
Denotes a Jack.
Denotes Pin yy and Jack yy of the connector 
Pxx and Jxx.
Denotes a Jumper Point (JPxxx/xxx). Each end 
of the Jumper connection has a numeric 
designation.
Denotes the parts.
PL X.Y.Z implies the item “Z” of plate (PL) “X.Y” 
in Parts List.
Denotes functional parts attached with...

10-12Phaser 3140/3155/3160 Printer Service Manual
Wiring
Denotes the control and its outline in the 
Board.
Denotes a connection between parts with 
harness or wires, attached with signal name/
contents.
Denotes the function, and logic value of the 
signal to operate the function (Low: L, High: 
H).
The given voltage is for signal in high status.
The arrow indicates the direction of signal.
Denotes the function, and logic value of the 
signal when the function operated (Low: L, 
High: H).
The given...

Phaser 3140/3155/3160 Printer Service Manual10-13
Wiring
Denotes a Photo Sensor.
Denotes an LED.
Denotes a Safety Interlock Switch.
Denotes an On-Off Switch (single-pole, single-
throw switch).
Denotes an On-Off Switch (Temperature - 
normally close).
Denotes an NPN Photo-transistor.
I/L +24 VDC Denotes DC voltage when the Interlock Switch  in MCU Board turns On.
+5 VDC
+3.3 VDC Denotes DC voltage.
SG Denotes signal ground.
AG Denotes analog ground.
RTN Denotes return.
SymbolDescription
Optic Sensor
LED...

10-14Phaser 3140/3155/3160 Printer Service Manual
Wiring
Phaser 3140 Wiring
3140 System Connections
 Controller 
Board
Power Supply Board
Fuser Unit
USB
LaserPrint CartridgeCRUM
Control Panel
Outbin Full Sensor
Pickup Solenoid
Manual Feed Solenoid
Motor
CN4CN1
CN1CN8
CN12
CN5CON1
INLET1
CON2
CN9
CN6
CN2
CN11
CN7
CN22
CN5
Empty Sensor
Feed 
Sensor
Exit
Sensor
Front Cover Interlock
Manual Feed Sensor
s3160-145
3140
CN1
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