Service manual

FrameMaker Ver5.5E(PC) CF3102/CF2002 TROUBLESHOOTING
02.06.13
T- 8 8
(14) Printer Monocolor: white lines in FD, white bands in FD, colored lines in FD,
colored bands in FD, white lines in CD, white bands in CD, colored lines in CD,
colored bands in CD
<Typical Faulty Images>
<Troubleshooting Procedure>
Section Step Check Item Result Action
Image
check
1 A white line or black line in FD is
sharp.
YES Perform LPH Chip Adjust.
NO Clean the Comb Electrode by
movingtheCombElectrode
Cleaning Lever.
IU 2 The surface of the PC Drum is
scratched.
YES Change IU.
LED Assy 3 The surface of the lens array is
dirty.
YES Clean with cleaning jig.
IU 4 Dirty on the outside. YES Clean.
5 Connectors and contact termi-
nals make good connection
between each IU and LED Assy.
NO Clean contact terminals.
Reconnect.
6 Developing bias contact termi-
nal makes good connection.
NO Clean contact terminal and
check terminal position.
7 The problem has been elimi-
nated through the checks of
steps up to 6.
NO Change IU.
→Change Image Transfer
Belt Unit.
→Change LPH Assy.
White lines in FD White bands in FD Colored lines in FD Colored bands in FD
White lines in CD White bands in CD Colored lines in CD Colored bands in CD
4011T015AA 4011T020AA 4011T017AA 4011T023AA
4011T016AA 4011T021AA 4011T018AA 4011T022AA