Appendix: Process Control Error Conditions; Process Control Error Conditions; Developer Initialization Result - Ricoh AP-P2 G188 Field Service Manual

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4. Appendix: Process Control Error
Conditions

Process Control Error Conditions

Developer Initialization Result

The displayed number shows the results of the TD sensor check for all 4 colors.
0000 = YCMK
SP-3-014-001 (Developer Initialization Result)
No.
Result
Successfully
1
completed
Forced
2
termination
6
Vt error
7
Vcnt error 1
8
Vcnt error 2
Description
Developer initialization is
successfully completed.
Developer initialization
was forcibly terminated.
Vt is more than 0.7V when
Vcnt is 4.3V.
Vcnt is less than 4.7V
when Vcnt is Vt target
±0.2V.
Vt is more than 0.7V when
Vcnt is 4.3V and Vcnt is
less than 4.7V when Vcnt
is Vt target ±0.2V.
Possible Causes/Action
-
• 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.
2. Defective TD sensor
4
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