Appendix: Process Control Error Conditions; Process Control Error Conditions; Developer Initialization Result - Ricoh D037 Service Manual

5. APPENDIX: PROCESS CONTROL ERROR
CONDITIONS

5.1 PROCESS CONTROL ERROR CONDITIONS

5.1.1 DEVELOPER INITIALIZATION RESULT

SP-3-014-001 (Developer Initialization Result)
No. Result
Developer
Successfully initialization is
1
completed successfully
completed.
Developer
Forced
2 initialization was
termination
forcibly terminated.
Vt is more than 0.7V
6 Vt error
when Vcnt is 4.3V.
Vcnt is less than 4.7V
7 Vcnt error 1 when Vcnt is Vt target
±0.2V.
Vt is more than 0.7V
8 Vcnt error 2
when Vcnt is 4.3V and
SM Appendix
Description
-
A cover was opened or the main
switch was turned off during the
initialization.
1. Do the developer initialization again
when done in SP mode. Reinstall the
engine main firmware if the result is
the same.
2. Turn the main switch off and on when
done at unit replacement.
1. Make sure that the heat seal on the
development unit is not removed.
2. Defective TD sensor
1. Defective TD sensor
2. Vt target settings are not correct.
3. Toner density error
1. Make sure that the heat seal on the
development unit is not removed.
5-1
Process Control Error Conditions
Possible Causes/Action
D037/D038/D040/D041