Vertical Line Getting Curved - Samsung ML-1210 Service Manual

Troubleshooting

4-4-11 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.
4-20
Solution
1. Replace LSU.
(Service Parts : Figure 13, chapter 5)
2. Replace the Main Control board.
(Service Parts : Figure 9, chapter 5)
Samsung Electronics