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MX-4101N ADJUSTMENTS 5 – 15
ADJ 7
OPC drum phase adjustment
This adjustment is needed in the following situations:
* When the color shift occurs.
* When the photoconductor drum is replaced.
* When the OPC drum is removed from the main unit.
* When the OPC drum drive section is disassembled.
* When the OPC drum drive unit is replaced.
* U2 trouble has occurred.
* When the PCU MAIN PWB is replaced.
* When EEPROM on the PCU MAIN PWB is replaced.
* When the color image sensor (image registration sensor F) is
* When the color shift occurs.
* When the photoconductor drum is replaced.
* When the OPC drum is removed from the main unit.
* When the OPC drum drive section is disassembled.
* When the OPC drum drive unit is replaced.
* U2 trouble has occurred.
* When the PCU MAIN PWB is replaced.
* When EEPROM on the PCU MAIN PWB is replaced.
* When the color image sensor (image registration sensor F) is
replaced.
* When the color image sensor (image registration sensor R) is
replaced.
7-A
OPC drum phase adjustment
(Auto adjustment)
(Auto adjustment)
1)
Enter SIM50-22 mode.
2)
Press [ALL] key.
(The machine enters the OPC drum phase adjustment mode/
image registration adjustment (auto adjustment) mode, and
both adjustments are executed simultaneously in this mode.)
The OPC drum phase adjustment and the image registration
adjustment can be individually executed by [REGIST] button
and [DRUM POS] button. Since, however, the image registra-
tion adjustment must be executed when the OPC drum phase
adjustment is completed, both adjustment are executed in this
adjustment simultaneously.
(The machine enters the OPC drum phase adjustment mode/
image registration adjustment (auto adjustment) mode, and
both adjustments are executed simultaneously in this mode.)
The OPC drum phase adjustment and the image registration
adjustment can be individually executed by [REGIST] button
and [DRUM POS] button. Since, however, the image registra-
tion adjustment must be executed when the OPC drum phase
adjustment is completed, both adjustment are executed in this
adjustment simultaneously.
3)
Press [EXECUTE] key.
The OPC drum phase adjustment and the image registration
adjustment are executed automatically.
The OPC drum phase adjustment and the image registration
adjustment are executed automatically.
* After completion of the adjustment, the drum motor stops and
[EXECUTE] button returns to the normal display and the adjust-
ment result is displayed.
ment result is displayed.
* In case of an error, "ERROR" is displayed with the details.
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MAIN, SUB
Image regist adjustment value is displayed.
( ) is the difference from the previous adjustment value.
Example: This time 105.0, previous time 103.0 : 105.0 (+2)
( ) is the difference from the previous adjustment value.
Example: This time 105.0, previous time 103.0 : 105.0 (+2)
PHASE
OPC drum phase adjustment value is displayed.
( ) is the previous adjustment value.
Example: This time 90
( ) is the previous adjustment value.
Example: This time 90
°, previous time 45° : 3 (2)
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