Iot System Fail; Hdd Job Fail - Xerox Phaser 7500 Service Manual

IOT System Fail

HDD Job Fail

Phaser 7500 Printer Service Manual
Procedure
1. Perform ESS Hardware Diagnostic.
2. Check the installation status of the Image Processor Board and MCU PWB
connector cables to install them securely, then check that the installation
status of the parts in the MCU PWB and ensure that they are securely
installed. After that, perform the same operation where the error occurred.
3. If the problem still persists, perform"Common System Fail" on page 3-22.
(Here, the Image Processor Board is not replaced.)
4. If the problem persists, replace the MCU PWB (REP 18.12,
5. If the problem persists after the above actions, replace the Image Processor
Board (REP 35.1,
Image Processor Board.)
6. If the system is not restored after the Image Processor Board and MCU PWB
have been replaced, reinstall the original Image Processor Board and MCU
PWB.
1. Perform the
page 8-220). (Replace the PWB in the order of IOT then the
"HDD System Fail" on page
Error Messages and Codes
page 8-202).
3-23.
3-27