Xerox Phaser 4500, Service Manual

Page: 90 / 537

Error Messages and Codes 3-11
Read Fuser Temperature Shows the current fuser temperature in degrees C.
Reports the fuser temperature only in the Standby mode.
Engine Test Print
You can use Engine Test Print (see “Engine Test Print” on page 6-4) to identify,
repair, and validate the operability of printer Xerographics and paper handling from
all paper sources, options, and output destinations.
Print Test Pattern
Starts the print.
Input Tray
Lets you select the tray used as paper source.
Output Tray
Lets you select the output location.
Duplex
Turns two-sided printing on or off if the Duplex Unit is installed.
Print Quantity
Allows you to select the number of test prints to run. Use the OK
button to select which digit to change, use the UP or DOWN buttons to change the
value of the digit, and use the Back button to set the selection. If Duplex is set to ON,
the quantity selected indicates the number of two-sided prints.
Engine NVRAM Adjustments
These adjustments allow you to change printer settings that control the power of the
laser beam, and that control the registration of the image on the paper.
Laser Power Adjusts the power of the laser beam. Adjustment is done on a scale of
0-8, with 4 being the factory default.
Tray 1/2/3/4 Process Direction Adjusts the image registration in the process
direction on paper coming from one of the paper trays. Increasing or decreasing the
set value by one number moves the leading edge of the print area 0.5 mm closer to or
farther from the edge of the paper.
Tray 1/2/3/4 Scan Direction Adjusts the image registration in the scan direction
on paper coming from one of the paper trays. Increasing or decreasing the set value by
one number moves the side edge of the print area 0.5 mm closer to or farther from the
edge of the paper.
Duplex Process Direction
Adjusts the image registration in the process direction
on paper coming from the Duplex Unit. Increasing or decreasing the set value by one
number moves the leading edge of the print area 0.5 mm closer to or farther from the
edge of the paper.
Duplex Scan Direction Adjusts the image registration in the scan direction on
paper coming from the Duplex Unit. Increasing or decreasing the set value by one
number moves the leading edge of the print area 0.5 mm closer to or farther from the
edge of the paper.