1.4.21 Sensitivity Adjustment of Registration-mark Sensor (Function code 75)

<Function>

This function makes the registration-mark sensor to adjust its sensitivity compulsory. This function makes the machine to check the surface of the belt unit by using the registration-mark sensor as well.

 

LCD

Description

 

REGI_SENS ADJUST

Adjust the sensitivity of the registration-mark sensor when the

1

BELT OFF

belt unit is not operated. This is to check whether the

 

registration-mark sensor’s operation is okay or not.

 

 

 

REGI_SENS ADJUST

Adjust the sensitivity of the registration-mark sensor when the

2

BELT ON

belt unit is operated. (This adjustment is the same as the

 

operation before the color registration.)

 

 

3

REGI_SENS ADJUST

Check whether there is no scratch on the surface of the belt

BELT CHECK

unit within the detectable range of registration-mark sensor.

 

 

 

 

 

 

<Operating Procedure>

(1)Press the 7 and 5 buttons in this order in the initial stage of the maintenance mode. “REGI SENS ADJUST” appears on the LCD.

(2)Press the or button to select the appropriate term.

(3)Press the OK button so that the selected operation is carried out.

Note:

-If you press the OK button during the sensitivity adjustment or after the error message appears on the LCD, the sensitivity adjustment is started again.

-In the case that the error occurs, refer to the next page to check the error description and the way to solve it.

(4)Upon completion of the above operation, the machine beeps for one second and returns to the initial stage of the maintenance mode.

5-30

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