Nohad Logic Fail - Xerox Phaser 7500 Service Manual

Error Messages and Codes

NOHAD Logic Fail

Applicable Chain-Link Code
Initial Actions
3-122
A fatal error was detected in Noise Ozone Heat Altitude Dust (NOHAD) control.
• 042-337: NOHAD Logic Fail
• Power cycle the printer.
• If the problem persists, follow the procedure below.
Troubleshooting Reference
Applicable Parts
MCU PWB, PL18.3.6
■
1. Turn the power Off and On.
2. Replace the MCU PWB (REP 18.12,
Wiring and Plug/Jack Map References
page 8-202).
Phaser 7500 Printer Service Manual