Olivetti d-Copia 6500MF Plus Service Manual page 207

Item No.
U140 Setting: [Mag Duty]
1. Select the item to be set.
2. Change the setting value using the +/- keys or numeric keys.
Display
Normal
3. Press the start key. The value is set.
Method: [AC Calib]
1. Select the item.
Display
Calibration
Magnification
High Altitude
Method: [Calibration]
1. Turn the items to implement to on.
Display
K
Type
Execute
* : When the density of solid image is dropped, select "Type" and chose "+1". (High altitude
grain mode)
2. Select [Execute].
3. Press the start key. AC calibration is executed.
4. Turn the main power switch off and on. Allow more than 5 seconds between Off and On.
* : When an error occurs, an error code is displayed.
Setting: [Type]
1. Change the setting value using the +/- keys or numeric keys.
Display
0
+1
+2
Y116520-3
Description
Developer magnet roller duty
Executing the AC calibration (Developer AC calibration setting)
Executing timing
1. When the setup at high altitude place.
2. Execute when replacing the developer unit or drum unit
3. Execute at the time of developing leak outbreak
4. When the density of solid image is dropped after the AC calibration.
AC calibration target bias value setting
Executing timing
1. Developing bias setting when developing leak occurs after AC cali-
bration practice
Mode setting for AC calibration bias control
Executing timing
1. In case the density of solid image levels drop is not improved even if
execute AC calibration (setting at high altitude)
Change On/Off of Black developer
High altitude grain mode setting
Executing the Calibration
Continue the present setting and execute AC calibration
High altitude grain mode: Perform AC calibration in a high altitude
installation and improve that image density becomes lighter
Cancel high altitude grain mode setting and execute AC calibration
Description
Setting
range
0 to 99 68
Description
Description
Description
1-3-85
2N8/2N7-5
Initial setting
65ppm 80ppm
68
Service Manual