Troubleshooting

6.4.7 No error message when the cover is open

• Description

The Cover Open message does not appears on the LCD even when the print cover is open.

 

 

 

 

 

Check and Cause

 

Solution

 

 

 

1. The ‘Open Cover’ microswitch may be stuck or faulty

1.

Use TECH mode(“cover sensor test”) to check

 

 

 

cover switch operation. Check and replace switch if

 

 

 

necessary.

2. Check the connector and cables between Switch and

 

 

main PBA.

 

2.

Replace the Main Control board or Cover Open

 

 

 

S/W as necessary.

 

 

 

 

Samsung Electronics

Service Manual 6-17

Page 98
Image 98
Samsung SCX-4200 manual No error message when the cover is open