Kyocera Mita KM-4530, Service Manual

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Maintenance
Description
item No.
2BC/D
1-4-30
U100 Checking the operation of main high voltage
Description
Changes the surface potential by changing the grid control voltage. Also performs main charging.
Purpose
To set the surface potential or check main charging.
Start
Press the start key. The screen for selecting an item is displayed.
Display Description
DSP DATA Changing the grid control voltage
MC ON Turning the main charger on
MC ON/OFF Turning the main charger on and off
LASER ON/OFF Turning the main charger on and the laser scanner unit on and off
Method for main chager output
1. Select the main charger output on the screen for selecting an item: select one from MC ON, MC ON/OFF
or LASER ON/OFF on the touch panel. The selected operation starts.
2. To stop operation, press the stop/clear key.
Setting the grid control voltage
1. Press the DSP DATA on the touch panel of the screen for selecting an item.
2. Change the setting using the
∗
or # keys.
Description Setting range Initial setting
Grid control voltage 77 to 230 168
Increasing the setting makes the surface potential higher, and decreasing it makes the potential lower.
Change in value per step: approximately 3.6 V
Interrupt copy mode
While this maintenance item is being performed, copying from an original can be made in interrupt copy mode.
Completion
Press the stop/clear key at the screen for selecting an item when main charger output stops. The screen for
selecting a maintenance item No. is displayed.