Service manual

2DA/2DB-1
1-4-15
Maintenance
Description
item No.
U063 Adjusting the shading position
Description
Changes the shading position.
Purpose
Used when white lines continue to appear longitudinally on the image after the shading plate is cleaned. This is
due to flaws or stains inside the shading plate. To prevent this problem, the shading position should be changed
so that shading is possible without being affected by the flaws or stains.
Method
1. Press the start key. The screen for setting is displayed.
2. Change the setting using the left/right cursor keys.
Description Setting range Initial setting Change in value per step
Shading position –8 to +8 0 0.17 mm
Increasing the setting moves the shading position toward the machine right, and decreasing it moves the
position toward the machine left.
3. Press the start key. The value is set.
Interrupt copy mode
While this maintenance item is being performed, copying from an original can be made in interrupt copy mode.
1. Press the interrupt key. The machine enters the interrupt copy mode.
2. Set the original and press the strat key.
To return to the screen for setting, press the interrupt key.
Completion
Press the stop/clear key at the screen for setting. The screen for selecting a maintenance item No. is displayed.
U065 Adjusting the scanner magnification
Adjustment
See pages 1-6-33 and 34.
U066 Adjusting the leading edge registration for scanning an original on the contact glass
Adjustment
See page 1-6-35.
U067 Adjusting the center line for scanning an original on the contact glass
Adjustment
See page 1-6-36.
U068 Adjusting the scanning position for originals from the DP
Description
Adjusts the position for scanning originals from the DP.
Purpose
Used when there is a regular error between the leading edges of the original and the copy image when the DP
is used.
Method
Press the start key. The screen for setting is displayed.
Setting
1. Change the setting using the left/right cursor keys.
Description Setting range Initial setting Change in value per step
Scanning position –17 to +17 0 0.17 mm
Increasing the setting moves the image backward, and decreasing it moves the image forward.
2. Press the start key. The value is set.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.