Samsung ML-1645

Service Manual
Alignment & Troubleshooting
4-32
Samsung Electronics
5) Cover Open
1. The Hook Lever in the top
cover may be defective.
2. Check the connector
(Engine B’d´HVPS) and circuit of
the cover switch department in the Main
Control board. Perform DCU mode :
If Error state '64' occurs, Check
the related codes of the
Cover Open
Error.
Replace the hook lever, if defective.
1. Check the insertion of the Cover
Open S/W Connect.
2. Replace the Main Control board
or Cover Open S/W.
• Description The ERROR lamp is on even when the print cover is closed.