Xerox 7750DXF - Phaser Color Laser Printer User Manual

Error Messages and Codes 3-41
Tray Lift Failure, Code 87
The tray level sensor does not detect that the tray has lifted. Examine the trays and
paper feed assemblies for any physical damage before starting the troubleshooting
procedure.
Troubleshooting References
Applicable Parts Wiring and Plug/Jack Map References
■ Tray Level Sensor
■ Paper Select Switch Assembly
■ Paper Feed Motor
■ Engine Control Board
Troubleshooting Procedure
Step Actions and Questions Yes No
1
Is the problem with Tray 2? Go to step 2. Go to step 7.
2
1. Pull out and then reseat Tray 2.
2. Does the lift motor operate?
Go to step 3. Go to step 4.
3
1. Did the Error Code 87 clear from the
front panel?
Complete. This
could be an
intermittent
problem. If the
problem returns,
replace in order:
■ tray level
sensor
■ engine
interface board
Replace the
engine control
board.
4
1. Using Service Diagnostics test the
tray 2 Sensors.
2. Does the level indicate H?
Replace in order
until resolved:
■ tray level
sensor
■ No paper
sensor
■ engine
interface board
■ engine control
board
Go to step 5.
5
1. While still in diagnostics, pull out tray 2.
2. Does SW1-4: indicate LLLL?
Replace in order
until resolved:
■ paper-select
switch assembly
■ engine
interface board
■ engine control
board
Go to step 6

Xerox 7750DXF - Phaser Color Laser Printer Specifications

General

Brand	Xerox
Model	7750DXF - Phaser Color Laser Printer
Category	Printer
Language	English