Olivetti d-color MF651, Service Manual, Page: 541 / 1053

Field Service Ver. 2.0 Jul. 2009 12. SERVICE MODE
481
ADJUSTMENT
/ SETTING
12.4.24 Split Line Prior Detection
A. Use
• To check the stain on the ADF original glass and display the result.
• To manually perform the pre-detection of the stain which is normally conducted when the
main/sub power switch is turned ON, recovering from the sleep/low power mode, etc.
• [Split Line Prior Detection] will be conducted with the detection level set by the following
setting.
[Service Mode]
o
[System 2]
o
[Split Line Detect. Setting]
o
[Prior Detection]
When the above setting is set to “Not Set”, “NG” will be displayed even though the pre-
detection is conducted.
B. Procedure
1. Call the Service Mode to the screen.
2. Touch these keys in this order: [Machine]
o
[Split Line Prior Detection].
3. Press the start key to start the pre-detection.
4. Check to make sure that “OK” is displayed for the result.
✽
When the result says “NG”, clean the glass and check again.
12.4.25 Non-Image Area Erase Check
A. Use
• The non-image area erase function may not work properly under bright light source.
Incoming light quantity is checked to verify that the non-image area erase function can
work properly under the environment.
• Verification results are shown as follows:
OK : Works properly.
NG1 : Works properly. However, data that may interfere with the non-image area
erase function was found. This function may not work well with dark original.
NG2 : Data that may interfere with the non-image area erase function was found.
• Use this feature when installing a new machine or reinstalling a machine in a new place.
• Use this feature when the non-image area erase function fails to work properly due to the
changes of the surrounding environment at the installation site.
B. Procedure
1. Call the Service Mode to the screen.
2. Touch these keys in this order: [Machine] o [Non-Image Area Erase Check].
3. Press the Start key to start a check.
NOTE
• Before the check, make sure that the ADF is completely opened. In addition, make
sure that no scratch or stain exists on the original glass.
4. Check the result is “OK.”
✽
If the check result is “NG1” or “NG2,” reinstall the machine in another place or adjust the
orientation of the machine to reduce light incidence on the machine. Then, perform the
check again.
Y110571-1 Service Manual