Wiring Diagrams; Service Guide; Print Engine Wiring Diagram - Tektronix PHASER 840 Quick Reference Manual

Wiring Diagrams

Print engine wiring diagram

High capacity Size A/A4
Main Board
paper tray 2 Empty
Tray present SDRAM
SDRAM
High capacity Size A/A4
paper tray 1 Empty
Tray present
Main
fan
Y-axis
motor
Process
motor
Process motor
position encoder
Drum temperature sensor 2
Process Gear
Position Sensor
Drum
home Drum
encoder sensor
sensor
Upper feed
roller clutch
Drum
maintenance
cam clutch
Pick
clutch
Preheater
exit sensor
SCSI
Printer ID
Network
card
PCI
ROM
120 120 120
2
I C 11
Power control board
2
2
2
2 2
I C I C AC
10 misc 8
4
10
J 140
3
Printhead
Left I/O
board
3
J 180
6
4 Handfeed sensor
J 150
A-size sensor
A4-size sensor
2
Preheat entry
2
left edge sensor
J 990
2
J 970
3
J 170 Front panel
board
Front cover Top cover
switch switch
Ink Ink Low
loader load
Empty
board
Cover
IDE
hard
Power
8 AC
drive
supply
PCI
6 AC
CIA
120 8 18 15
Cap/wipe/
purge unit
Drum
2 maintenance
I C 4
counter EEPROM
4
4
Paper feed
motor
2
Drum
fan
2
2
I C
10
2
Right I/O
board
2
Tray present sensor
A/A4-size sensor
2
Paper/OHP sensor
2
Empty sensor
Pick sensor
3
Drum maint.
cam home sensor
Cap/wipe/purge
unit home sensor
2
I C 10
5
Duplex paper
sensor
Drum
heater
Paper
preheater
X-axis
motor
Vacuum/pump
module
Vacuum
pump
Air valve
solenoid
Cap/wipe/purge
clutch
Transfix solenoid
Exit/tray full
sensor
Transfix exit
sensor
0388-57

Service Guide

145