Process Control Error Conditions
499
Process Control Error Conditions
Developer Initialization Result
SP-3-014-001 (Developer Initialization Result)
No. Result Description Possible Causes/Action
1 Successfully
completed
Developer initialization is
successfully completed.
-
2 Forced
termination
Developer initialization was forcibly
terminated.
• 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. Cycle the main power off and on when
done at unit replacement.
6 Vt error Vt is more than 0.7V when Vcnt is
4.3V.
1. Make sure that the heat seal on the
development unit is not removed.
2. Defective TD sensor
7 Vcnt error 1 Vcnt is less than 4.7V when Vcnt is
Vt target ±0.2V.
1. Defective TD sensor
2. Vt target settings are not correct.
3. Toner density error
8 Vcnt error 2 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.
1. Make sure that the heat seal on the
development unit is not removed.
2. Defective TD sensor
9 Vcnt error 3 Vcnt is less than 4.7V. 1. Make sure that the heat seal on the
development unit is not removed.
2. Defective TD sensor
3. Vt target settings are not correct.
4. Toner density error
• The machine starts developer initialization after you set "Enable" in SP3-902-005, 006, 007, or 008.
Developer initialization automatically resumes when you open and close the front door or turn the
main switch off and on if an error other than Error 8 occurs.
Process Control Self-Check Result
Displayed number shows results of each color sensor check.
00000000 = YYCCMMKK