Manual Bypass Tray Adjustment; Lead Edge Erase Adjustment; Thick Paper Mode - Olivetti d-Color MF651 Service Manual

12. SERVICE MODE
12.4.21

Manual Bypass Tray Adjustment

A. Use
• To set the maximum width and the minimum width for the bypass paper width detection
resistor of the manual bypass guide.
• Use when the bypass paper width detection resistor of the manual bypass guide has
been changed.
• Use when a false paper size is displayed when the manual bypass is used.
B. Procedure
1. Call the Service Mode to the screen.
2. Touch these keys in this order: [Machine]
3. Touch [Max. Width].
4. Load the bypass tray with paper having a width of 297 mm.
5. Press the Start key and check that the results are [OK].
6. Touch [Min. Width.].
7. Load the bypass tray with paper having a width of 100 mm.
8. Press the Start key and check that the results are [OK].
✽ Make the adjustment again if the results are [NG].
12.4.22

Lead Edge Erase Adjustment

A. Use
• To set the leading edge erase amount of the paper.
• Upon user requests, it is possible to specify the void area where image is not printed
along the leading edge.
B. Procedure
• The default setting is 4 mm.
"4 mm"
NOTE
• When "4 mm" is selected, 4.2 mm is the actual amount to be erased in print based
on the control system of the machine.
12.4.23

Thick Paper Mode

A. Use
• For thick paper, the paper interval can be changed.
• To resolve image failure (black streaks) in the main scan direction due to the vibrations
created when the trailing edge of the preceding paper is passing by the timing roller.
• To reduce the effect of vibrations on image quality by widening paper interval.
Image Quality : Operates with the paper interval longer than normal.
Productivity
B. Procedure
• The default setting is Productivity.
480
5 mm
: Operates with the paper interval closer to the normal
Image Quality
Service Manual
Field Service Ver. 2.0 Jul. 2009
[Manual Bypass Tray Adjustment].
7 mm
"Productivity"
Y110571-1