Minolta Di 620 Manual page 266

C0200
Step
1 Is the Comb Electrode installed properly?
2 Is the Comb Electrode dirty or has it
snapped?
3 Is "C0200" shown even when PJ38HV1 is
unplugged from HV1?
C0210, C0230
Step
1 Is the Image Transfer/Paper Separator
Coronas Unit installed properly?
2 Are the Image Transfer/Paper Separator
Coronas wires dirty or have they snapped?
3 Is "C0210" or "C0230" shown even when
PJ1HV2 is unplugged from HV2?
C0220
Step
1 Is the developing bias contact intact?
2 Is "C0220" shown even when PJ38HV1 is
unplugged from HV1?
Check Item
Check Item
Check Item
Result
NO Install the Comb Electrode properly.
YES Clean or change the Comb Electrode.
YES Change PWB-A.
NO Change HV1.
Result
NO Install the Image Transfer/Paper Separa-
tor Coronas Unit properly.
YES Clean or change the corona wires.
YES Change PWB-A.
NO Change HV2.
Result
NO Clean or change the developing bias con-
tact.
YES Change PWB-A.
NO Change HV1.
T-51
Action
Action
Action