OKIDATA OL400e Series, Service Manual

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Page: 155
Service Manual for OL400e/OL410e/OL410e-PS
Chapter 3 Maintenance & Disassembly
Drum Count
General Information
The drum count is a calculation based on the number of rotations of the image drum.
It is NOT the same as the drum count total or the page count.
Procedure
To view the drum count, perform the following procedure.
- Close the stacker cover.
- Install the paper cassette tray.
- Clear all error messages displayed on the operator panel.
- Power OFF the unit.
- Press and hold ENTER / Copies and FORM FEED / Tray Select while powering
ON the unit.
- Continue to hold ENTER / COPIES and FORM FEED / Tray Select through all panel
displays.
The operator panel displays the following for approximately two seconds.
88888888
88888888
The operator panel will briefly display the following message.
INITIAL-
IZING
- Continue to hold ENTER / COPIES and FORM FEED / Tray Select until the operator panel
displays the following message.
ENG MNT
- Press MENU 1 / Menu 2.
The operator panel displays the following message.
LED HEAD
NO.16 *
- Press MENU 1 / Menu 2.
The operator panel displays the following message.
PRINT POS
0 mm *
- Press MENU 1 / Menu 2.
The operator panel displays the following message.
DRUM CNT
T XX
- Press MENU 1 / Menu 2.
The operator panel displays the following message.