Troubleshooting When The Printer Does Not Come To A "Ready" State; Printer Does Nothing When Power Switched On; Fans On, Front Panel Led Never On; Fans On, Front Panel Led Is Red, No Front Panel Message - Xerox 7700DX - Phaser Color Laser Printer Service Manual

Troubleshooting When the Printer Does Not Come to a
"Ready" State

Printer Does Nothing When Power Switched On

Refer to Troubleshooting AC Power on page 3-89.

Fans On, Front Panel LED Never On

Check the Image Processor Board DIP Switches see You can print a
service Diagnostics menu map by highlighting "Print Service Menu
Map", using the arrow key and pressing OK. on page 2-35.
Refer to Troubleshooting the Low-voltage Power Supplies on
page 89.
Replace the Front Panel Cable (RRP 4, on page 7-157).
Replace the Front Panel (RRP 4, on page 7-157).
Replace the Internal Hard Drive (RRP 40, on page 7-203).
Replace the Image Processor Board (RRP 39, on page 7-202).

Fans On, Front Panel LED is Red, No Front Panel message

Replace the Front Panel Cable (RRP 4, on page 7-157).
Replace the Front Panel (RRP 4, on page 7-157).
Replace the Internal Hard Drive (RRP 40, on page 7-203).
Replace the Image Processor Board (RRP 39, on page 7-202).

Front Panel Continually Displays the Xerox Phaser 7700 Splash Screen

Enter Service Diagnostics Mode. Refer to Entering Service
Diagnostics Mode on page 2-35.
Watch the Front Panel during the "initializing" period for messages
indicating any printer faults.
View the Fault List for indications of any printer faults.
Replace the Engine Control Board (RRP 42, on page 7-206).
Replace the Engine Control Interface Board (RRP 43, on page
7-207).
Replace the Hard Disk (RRP 40, on page 7-203).
Replace the Image Processor Board (RRP 39, on page 7-202).
Front Panel Continually Displays "
See the procedure for "Error 86 High-voltage Power Supply Failure" on
page 2-70.
WARMING UP
Phaser 7700 Color Laser Printer Service Manual
- " Message
PLEASE WAIT
3-93