Samsung ML-1650 All in One Printer User Manual


 
Troubleshooting
4-21
Samsung Electronics
4-4-10 Vertical Line Getting Curved
• Description
When printing, vertical line gets curved.
Check and Cause Solution
1. If the supply of +24v is unstable in the Main Control board
linking with LSU, check drive by DCU Mode: LSU Check
-05- LSU Motor on.
1. Replace LSU.
2. Replace the Main Control board.