Oki 10i, Service Manual

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Page: 111
Service Manual - OKIPAGE10i
Chapter D Diagnostics Test
To enter the system maintenance mode, turn the power on while keeping the Recover key pressed
down.
This mode adopts the menu for function selection.
The system maintenance mode provides the following functions:
(1) Page Count Display
The total number of pages counted at the engine block is displayed on the LCD.
(2) Page Count Printing Enable/Disable
This function allows the selection to include (enable) or exclude (disable) the total number of printed
pages counted at the engine block at the time of menu printing.
(3) Rolling ASCII Continuous Printing
The rolling ASCII pattern is printed continuously for various engine tests.
Press the ON LINE key to cancel this mode.
(4) Loop Test
The loop test is for testing the serial I/F functions without connecting the printer to the host.
The data is sent and received by loop back in the loop test.
The loop test is performed even when another interface is being selected in Menu level-2.
Installation of the loop connector is necessary for the loop test (refer to Appendix C, LOOP TEST
(RS-232C INTERFACE)).
The realtime loop count is displayed on the LCD.
When an error occurs in the course of the test, the corresponding error message is displayed on the
LCD.
Press the ON LINE key to cancel this mode.
(5) EEPROM Reset
All EEPROM areas, including Menu level-2 are set to the factory default values.
The following items are excluded:
Head drive time setting
Fine adjustment of printing start position
Standard tray paper feed amount setting
Transition to the operation mode occurs upon completion of resetting.
Press the MENU key to update each category. The operation returns to the first category after