Vertical Line Getting Curved - Samsung ML-1740/XSH Service Laser Printer Ml-1740/Xsh Manual

T RO U B L E S H O OT I N G

7.3.10 Vertical Line Getting Curved

• Description
When printing, vertical line gets curved.
Check and Cause
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.
Service Manual
7-16
Solution
1. Replace LSU.
2. Replace the Main Control board.
Samsung Electronics