Error Troubleshooting
Phaser 7100 Service Manual Xerox Internal Use Only2-326
116-323 ESS NVRAM W/R Check Fail
During the Read/Write check at power ON, an ESS-NVRAM PWB hardware error was detected by the
OS/ DD.
Applicable Fault Code
• 116-323: ESS NVRAM W/R Check Fail (NV-RAM parts failure)
Initial Actions
• Power cycle the printer.
• If the problem persists, perform the following procedure
.
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
• 1 GB DDR2 DIMM (Standard), PL 12.4.2
• I/P PWB, PL 12.4.1
Troubleshooting Procedure
Step Actions and Questions
1. Remove and reinstall the NVRAM I/P PWB (REP 12.18 Memory (Standard) on page 4-232) and turn
On the power.
2. If the 116-323 problem persists, replace the NVRAM PWB (REP 12.18 Memory (Standard) on
page 4-232).
3. As 116-334 will occur after the NVRAM I/P PWB is replaced, go to 116-334 ESS NVRAM Data
Compare Fail on page 2-333.
4. If the 116-323 problem still persists, go to 016-782/ 016-784 Fail on page 2-409.
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