Printer Monocolor: Void Areas, White Spots - Minolta CF2002 Service Manual

(20) Printer Monocolor: void areas, white spots

<Troubleshooting Procedure>
Section Step
Image 1 There are void areas at the
Check front side or high density sec-
tion.
2 There is void area at the rear
side section.
IU 3 The surface of the PC Drum is
scratched.
4 Dirty on the outside.
Hopper Unit 5 Foreign matter or caked toner
in the Toner Cartridge.
6 The problem has been elimi-
nated through the checks of
steps up to 5.
<Typical Faulty Images>
Void areas White spots
4011T008AA
Check Item Result
T-97
4011T030AA
Action
YES T-91
 
YES Perform "2nd Transfer Adjust"
of "Image Adjust" under Tech.
Rep. mode.
YES Change Imaging Unit.
YES Clean.
YES Remove foreign matter.
NO Change IU.