Samsung ML-2150 Service Manual page 101

T RO U B L E S H O OT I N G
7.3.7 No error message when the cover is open
• Description
The ERROR message does not come on even when the printer cover is open
Check and Cause
1. Check the connector and circuit of the cover switch
department in the Main Control board. Perform EDC
mode
Service Manual
7-16
Solution
1. Check the insertion of the Cover Open S/W
Connect.
2. Replace the Main Control board or Cover Open
S/W.
Samsung Electronics