Mcu Nvram Error - Xerox Phaser 6180 Service Manual

MCU NVRAM Error

Phaser 6180 Color Laser Printer Service Manual
Engine NVRAM is corrupted.
Applicable Chain Link
■ Chain Link
Initial Actions
■
Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
MCU Board, PL9.1.20
■
Right Side Harness, PL10.1.15
■
EEPROM Board, PL9.1.1
■
Troubleshooting Procedure Table
Step Actions and Questions
1 Does the error still occur after cycled
printer power?
Check the printer firmware version.
2
Does the printer have the correct
firmware version?
Reseat the MCU Board. Does the error
3
still occur?
Check the wiring harness connectors
4
P/J27 and P/J144 between the
EEPROM Board and the MCU Board.
Are the connectors securely
connected?
Does the error still occur?
5
6 Check the Right Side Harness for
continuity.
1. Disconnect P/J27 and P/J144.
2. Check continuity between P/J27 <=>
P/J144.
041-340: MCU NVRAM Error
Wiring and Plug/Jack Map References
"Map 1 - Electrical and Drive" on
■
page 10-10
"Map 4 - LVPS and MCU Board" on
■
page 10-13
"Xerographic" on page 10-40
■
Error Messages and Codes
Yes No
Go to step 2. Complete.
Go to step 3. Upgrade printer
firmware. Go to
step 3.
Go to step 4. Complete.
Go to step 6. Reconnect the
connectors. Go
to step 5.
Go to step 6. Complete.
Go to step 7. Replace the
Right Side
Harness.
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