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Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
6
Check the Right Side Harness for
continuity.
1. Disconnect P/J28 from the MCU
Board and P/J144 from the
EEPROM Board.
2. Check continuity between P/J28 <=>
P/J144.
Go to step 7.
Replace the
Right Side
Harness.
7
Check the EEPROM Board signal.
1. Disconnect P/J28 from the MCU
Board.
2. Is there +3.3 V across ground <=>
J28-B16 pin?
Replace the
MCU Board
(page 8-86).
Go to step 8.
8
1. Replace the MCU Board
2. Does the error still occur?
Go to step 9.
Complete.
9
Check external noise.
1. Are there other electrical appliances
within 3 meters from the printer?
2. Turn the electrical appliances Off or
relocate the printer at least 6 meters
away from other electrical
appliances.
3. Does the error still occur?
Go to step 10.
Complete.
10
1. Check the AC ground.
2. Is the AC power supply outlet wired
and grounded appropriately?
Go to step 11.
Request the
client to fix the
AC power
supply outlet.
11
1. Reseat the Print Cartridges
2. Reseat the Transfer Unit (page 8-8).
3. Does the electrical noise still occur?
Go to step 12.
Complete.
12
1. Check the Print Cartridges for stains
or debris.
2. Are the Print Cartridges dirty?
Clean the Print
Cartridges.
Reseat the
HVPS
(page 8-61).
Troubleshooting Procedure Table (continued)
Step
Actions and Questions
Yes
No
Содержание Phaser 6280
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Страница 433: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations Parameter Setting...
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