5-27
Confidential
1.3.16 Fine-tune scanning position (function code: 54)
<Function>
This function is used to adjust the scanning start/end positions for the ADF and the document
scanner unit.
<Operation Procedure>
(1) Press the [5] and [4] buttons in this order in the initial state of maintenance mode. "SCAN
START ADJ." is displayed on the LCD.
(2) After two seconds, " : ADF : FB" is displayed on the LCD. Select the item you want
to adjust the start position. Press [ ] to select the ADF and [ ] to select the document
scanner unit.
(3) Duplex scanning models
: After two seconds, " : FRONT : BACK" is displayed on the
LCD. Select the item you want to adjust the start position. Press [ ] to select the first
side and [ ] to select the second side.
Single-side scanning models
: Proceed to step (4).
(4) The current scanning position compensation level is displayed on the LCD.
(Compensation levels can be adjusted in 11 steps from 5 to -5.)
(5) Press the [ ] button to adjust the compensation level in the positive direction or press
the [ ] button to adjust it in the negative direction.
(6) Press the [OK] button. "Accepted" is displayed on the LCD, and the machine returns to
the initial state of maintenance mode.
1.3.17 Acquire white level data and set CIS scan area (function code: 55)
<Function>
This function is used to obtain the white level of the CIS unit, and store this data and the scan
area in the EEPROM of the main PCB.
<Operation Procedure>
(1) Press the [5] button twice in the initial state of maintenance mode. "Press START" is
displayed on the LCD.
(2) Press the [Start] button. "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" for duplex scanning models.
When the [Stop/Exit] button is pressed, the machine returns to the initial state of
maintenance mode.
Note:
• In the event that the correct white level cannot be obtained when this function is
executed after the machine is released from Deep Sleep mode, install the latest
firmware. If the firmware cannot be installed, open the front cover and then close it
again, and wait until the main motor completely stops. Then retry installing the firmware.
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