3-144 Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
5 Check the Humidity Sensor signal.
1.Disconnect P/J26 from the MCU
Board.
2.Is there +5 V across ground <=>
J26-4?
Replace the
Humidity Sensor
(
page 8-85).
Replace the
MCU Board
(
page 8-86).
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No