Oki OKIPAGE 12i Series, Service Handbook

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4. ADJUSTMENT
This chapter provides explanations concerning the adjustment necessary when replacing a part.
The adjustment is made by changing the parameter value set in EEPROM on the main control
board. The parameter can be set by the key operation from the operator panel. This printer has
three kinds of maintenance modes, and it is necessary to select one of the modes when replacing
any parts.
4.1 Maintenance Modes and Functions
4.1.1 User Maintenance Mode
To enter into the user maintenance mode, turn the POWER switch on while holding the MENU
key down.
Function
There are eleven functions as follows:
• Menu reset • Opepane menu disable
• Hex dump • X-adjust
• Drum counter reset • Y-adjust
• Resourse Save • 2nd Tray
• Recieve buffer • Place page
• Setting
Detailed descriptions of these functions are provided in Appendix D, DIAGNOSTICS TEST.
4.1.2 System Maintenance Mode
Note:
This mode is used only by maintenance personnel and it should not be released to the
end-users.
To enter into the system maintenance mode, turn the POWER switch on while holding the
Recover key down.
Function
There are six functions as follows:
• Page count display • Loop test
• Page count printing enable/disable • EEPROM reset
• Rolling ASCII continues printing • SIDM enable/ disable
Detailed descriptions of these functions are provided in Appendix D, DIAGNOSTICS TEST.