Dell 1815DN All in One Printer User Manual


 
Troubleshooting
Service Manual
7-9
7.2.10 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 Engine Test Mode :
Diagnostic Code 1 LSU Motor on.
1. Replace LSU.
2. Replace the Main Control board.