Kyocera Mita KM-1505 Service Manual page 48

Maintenance
item No.
U100 Setting the surface potential
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. Also used when reentering data after initializing the set
data.
Start
1. Press the start key. A selection item appears.
2. Select the item by lighting image mode LEDs using the image mode selection key.
Image mode LEDs
: Off, : On
Method for main charger output
1. Select the item using the cpoy exposure adjustment keys.
Display (copy exposure indicator)
on1 (exp. 1)
on2 (exp. 3)
2. Press the start key. The selected operation starts.
3. To stop operation, press the stop/reset key.
Setting the grid control voltage
1. Change the setting using the zoom +/– keys.
Description
Grid control voltage
Increasing the setting makes the surface potential higher, and decreasing it makes the potential lower.
Change in value per step: approximately 3.6 V
2. Press the start key. The value is set.
Test copy mode
While this maintenance item is being performed, copying from an original can be made in test copy mode.
Completion
Press the stop/reset key when main charger output stops while a selection item is displayed. The indication for
selecting a maintenance item No. appears.
Description
Description
Setting the developing bias
AutoExp.
Text & Photo
Photo
Text
Setting and checking the transfer voltage
AutoExp.
Text & Photo
Photo
Text
Description
Turning the main charger on
Turning the main charger on and the laser scanner unit
on and off
Setting range
0 to 255
2BT
Initial setting
197
1-4-17