7. White lines every 1mm pitch in halftone areas
Possible causes:
!
CIS defective
8. Bands/lines every 8mm pitch in halftone areas
Possible causes:
!
LPH defective
4.6.3 PRINTING
1. No Image (blank copy/print)
Possible causes:
!
VDB board defective
!
IPU board defective
!
LPH (LED head) defective
SM
Image Problem Troubleshooting
4-41
B286/B289