Olivetti d-copia 1800 Service Manual page 79

Maintenance
item No.
Setting the fuser phase control
U198
Description
Sets the use of fuser phase control to reduce electrical noise generated by the machine.
Purpose
Normally no change is necessary. If electrical noise generated by the machine causes flickering of the lights
around the machine, select fuser phase control to reduces the noise.
Setting
1. Press the start key.
2. Select either "on" or "oFF" using the zoom +/- keys.
Display
on
oFF
Initial setting: oFF
3. Press the start key. The setting is set.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Checking the fuser temperature
U199
Description
Displays the fuser temperature, the ambient temperature and the absolute humidity.
Purpose
To check the fuser temperature, the ambient temperature and the absolute humidity.
Method
1. Press the start key.
2. Display each temperature using the exposure adjustment keys.
Exposure indicator
Exp. 1
Exp. 2
Exp. 3
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Turning all LEDs on
U200
Description
Turns all the LEDs on the operation panel on.
Purpose
To check if all the LEDs on the operation panel light.
Method
Press the start key. All the LEDs on the operation panel light. Press the stop/clear key or wait for 10 s.
The LEDs turns off, and the screen for selecting a maintenance item No. is displayed.
Y110980-1
Description
Description
Fuser phase control present
Fuser phase control absent
Description
Fuser temperature ( C)
Ambient temperature ( C)
Absolute humidity (%)
Service Manual
2KL/2KK
1-3-41