2KJ/2KH
1-3-35
U101
Setting the other high voltages
Description
Changes the developing bias voltage and transfer/separation voltage.
Purpose
To check the developing bias and the transfer/separation voltage or to take measures against drop of image
density or background fog.
Method
1. Press the start key.
2. Select the item to be set using the cursor up/down keys.
3. Press the start key. The screen for executing each item is displayed.
Setting the developing bias
1. Select the item to be set using the cursor up/down keys.
2. Change the setting using the cursor left/right keys.
Increasing the setting makes the image lighter; decreasing it makes the image darker.
3. Press the start key. The value is set.
Setting the transfer voltage
1. Select the item to be set using the cursor up/down keys.
2. Change the setting using the cursor left/right keys.
3. Press the start key. The value is set.
Setting the separation voltage
1. Select the item to be set using the cursor up/down keys.
2. Change the setting using the cursor left/right keys.
3. Press the start key. The value is set.
Supplement
While this maintenance item is being executed, copying from an original is available in interrupt copying mode
(which is activated by pressing the interrupt key).
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Maintenance
item No.
Description
Display
Description
DEV
Setting the developing bias
TC
Setting the transfer voltage
SC
Setting the separation voltage
Display
Description
Setting range
Initial setting
BIAS C
Developing bias clock frequency (copier mode)
2 to 255
27
DUTY C
Developing bias clock duty (copier mode)
1 to 99
45
BIAS P
Developing bias clock frequency (printer mode)
2 to 255
22
DUTY P
Developing bias clock duty (printer mode)
1 to 99
45
Display
Description
Setting range
Initial setting
TC DATA1
Transfer control voltage (large size)
0 to 255
123
TC DATA2
Transfer control voltage (small size)
0 to 255
126
OFF TIMING
Transfer charging output OFF timing
0 to 255
33
ON TIMING
Transfer charging output ON timing
0 to 255
31
Display
Description
Setting range
Initial setting
SC SEL
Separation control voltage
0 to 2
1
SC ON TIMING
Separation charging output ON timing
0 to 255
20
SC OFF TIMING
Separation charging output OFF timing
0 to 255
42
SC MODE
Separation control mode
0 to 3
2
Содержание TASKalfa 181
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