Epson AcuLaser C1900 Service Manual page 150

EPSON AcuLaser C1900/AcuLaser C900
ERROR CODE: 6998 "ENGINE COMMUNICATION ERROR"
Detection Timing
Any error has occurred in communication through the video interfere between the
Main Board and the Engine Board.
Solution
Electric parts which can cause the trouble:
• Main Board (C494MAIN)
• Engine Board (PWB-A)
Step Action
1 Check the connection between Main
Board and Engine Board.
2 Replace the Main Board (C494MAIN).
3 Replace the Engine Board (PWB-A).
Troubleshooting
Table 3-36.
WARNING DIAGRAM
Refer to
Control Signal
- -
- -
- -
Status Display (AcuLaser C900)
Revision B
150