Olivetti d-Copia 1800, Руководство по обслуживанию, Страница: 73 / 297

2KL/2KK
1-3-35
U101
Setting the other high voltages
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.
: Off, : On
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.
Maintenance
item No.
Description
Image mode
LEDs Exposure
indicator
Description
Setting
range Initial
setting
Exp. 1 (lit) Developing bias clock frequency (copier) 2 to 255 27
Exp. 2 (lit) Developing bias clock duty (copier) 1 to 99 45
Exp. 3 (lit) Developing bias clock frequency (printer) 2 to 255 22
Exp. 4 (lit) Developing bias clock duty (printer) 1 to 99 45
Exp. 5 (lit) Transfer control voltage (large size) 0 to 255 123
Exp. 1 (flashing) Transfer control voltage (small size) 0 to 255 126
Exp. 2 (flashing) Transfer charging output OFF timing 0 to 255 33
Exp. 3 (flashing) Transfer charging output ON timing 0 to 255 31
Exp. 1 (lit) Separation control voltage 0 to 255 1
Exp. 2 (lit) Separation charging output ON timing 0 to 255 20
Exp. 3 (lit) Separation charging output OFF timing 0 to 255 42
Exp. 4 (lit) Separation control mode 0 to 3 2
Y110980-1 Service Manual