Engine Test Print - Xerox Phaser 6128MFP Service Manual

General Troubleshooting

Engine Test Print

4-62
The Pattern IOT test print isolates printer hardware problems to either the MCU or
Image Processor Board.
Troubleshooting Reference Table
Applicable Parts
Image Processor Board, PL10.6.6
MCU Board, PL10.7.7
Troubleshooting Procedure Table
Step Actions and Questions
1
Print the Pattern IOT test print from
Service Diagnostics .
Did the test pattern print?
Wiring and Plug/Jack Map References
"System Control" on page 10-22
Yes
Replace the
Image
Processor
Board
(page 8-41).
s6128mfp-093
Phaser 6128MFP Service Manual
No
Replace the
MCU Board
(page 8-57).