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1.3.17 Acquire white level data and set CIS scan area (Function code 55)
<Function>
This function is used to acquire the white level of the CIS unit, and store this data and the scan
area in the EEPROM of the main PCB.
<Operating Procedure>
(1) For models with touch panel
Press the [5] twice in the initial state of maintenance mode. “Press START” is displayed
on the LCD.
For models without touch panel
Press the [▲] or [▼] in the initial state of maintenance mode to display
“MAINTENANCE 55” on the LCD, and press the [OK]. “Press START” is displayed on
the LCD.
(2) Press the [Start] or [Mono Start]. “SCANNER AREA SET” is displayed on the LCD, and
the white level data is obtained.
(3) After several seconds, the compensation value for the white level data/scanning width is
stored in the EEPROM, and the machine returns to the initial state of maintenance mode.
If any error is detected during this operation, “SCANNER ERROR” is displayed on the
LCD for single-side scanning models, and “SCANNER ERR ADF” or “SCANNER ERR
FB” is displayed for duplex scanning models.
Pressing the [X] or [Stop] in this occasion returns the machine to the initial state of
maintenance mode.
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