EPSON AcuLaser C1900/AcuLaser C900 Revision B
Troubleshooting Status Display (AcuLaser C900) 150
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)
Table 3-36.
Step Action Refer to
WARNING DIAGRAM
Control Signal
1 Check the connection between Main
Board and Engine Board.
--
2 Replace the Main Board (C494MAIN). - -
3 Replace the Engine Board (PWB-A). - -
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