2KN/2KP-1
1-3-83
U467
Adjusting the laser output
Description
Adjusts the laser output power.
Purpose
The setting need not be changed.
Method
Press the start key. The screen for adjustment is displayed.
Setting
1. Change the setting using the cursor up/down keys.
A larger preset value causes dots and lines to be clearly large and thick and the reference density to be
darker.
A smaller preset value causes dots and lines to be clearly small and thin and the reference density to be
lighter.
Although three lasers can be adjusted separately, be sure to set the same value. If different values are
set, proper images cannot be obtained.
2. Press the start key. The setting is set, and the screen for selecting a maintenance item No. is displayed.
Completion
To exit this maintenance item without changing the current setting, press the stop/clear key.
The screen for selecting a maintenance item No. is displayed.
U472
Adjusting the laser output position
Description
Adjust the writing position of a laser output.
Purpose
Enter the numerical value indicated by the LSU cover in order to arrange the writing position of three laser
when replacing the laser scanner unit.
Method
Press the start key. The screen for executing is displayed.
Setting
1. Select the item to be adjusted.
2. Change the setting using the cursor up/down 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 the interrupt copying
mode.
Completion
Press the stop/clear key at the screen for selecting an item. The screen for selecting a maintenance item No.
is displayed.
Maintenance
item No.
Description
Display Description Setting range Initial setting
ADJUST DATA Laser output value (LD1) 0 to 255 110 (82 cpm)
90 (62 cpm)
ADJUST DATA2 Laser output value (LD2) 0 to 255 200 (82 cpm)
150 (62 cpm)
AUTO ADJ TARGET Laser output value (LD3) 0 to 255 0
Display Description Setting range Initial setting
DLY 1 Delay value of PWM1 output 0 to 15 0
DLY 2 Delay value of PWM2 output 0 to 15 0
DLY 3 Delay value of PWM3 output 0 to 15 0
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