Olivetti d-copia 1800 Service Manual page 73

Maintenance
item No.
Setting the other high voltages
U101
Description
Changes the developing bias clock, the transfer and separation charging output timing.
Purpose
To check the developing bias clock, the transfer and separation charging output timing. Do not change the
preset value.
Method
Press the start key.
Setting
1. Select the group to be set or checked using the image mode selection key.
2. Select the item to be set using the exposure adjustment keys.
Image mode
LEDs
: Off,
3. Change the setting using the zoom +/- keys.
4. 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.
Y110980-1
Exposure
indicator
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
Exp. 4 (lit)
Exp. 5 (lit)
Exp. 1 (flashing) Transfer control voltage (small size)
Exp. 2 (flashing) Transfer charging output OFF timing
Exp. 3 (flashing) Transfer charging output ON timing
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
Exp. 4 (lit)
: On
Description
Description
Developing bias clock frequency (copier) 2 to 255
Developing bias clock duty (copier)
Developing bias clock frequency (printer) 2 to 255
Developing bias clock duty (printer)
Transfer control voltage (large size)
Separation control voltage
Separation charging output ON timing
Separation charging output OFF timing
Separation control mode
Service Manual
2KL/2KK
Setting Initial
range setting
27
1 to 99 45
22
1 to 99 45
0 to 255 123
0 to 255 126
0 to 255 33
0 to 255 31
0 to 255 1
0 to 255 20
0 to 255 42
0 to 3 2
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