MX-M364N, MX-565N (serv.man4). Service Manual (Revised January 2016). - Sharp Copying Equipment Service Manual (repair manual). Page 79

MX-M565N  ADJUSTMENTS AND SETTINGS  4 – 49

 

In the user program mode, the user can execute the auto gray cali-
bration (auto adjustment of the copy gray balance and density).

This adjustment is to set Enable/Disable of the above user opera-
tion with SIM 26-53.

NOTE: This setting must be set to ENABLE only when the user's

understanding on the automatic adjustment of the copy
gray balance and density and the user's operational ability
are judged adequate enough to execute the adjustment.

When set to enable, operation procedures must be fully
explained to the user.

1)

Enter the SIM 26-53 mode.

2)

Select ENABLE or DISABLE with 10-key.

When disabling, set to "0" (NO). When enabling, set to "1"
(Yes).

3)

Press [OK] key.

When set to DISABLE, the menu of the user auto gray calibration
(automatic adjustment of copy gray balance and density) is not dis-
played in the user program mode.

NOTE: This adjustment is based on the service target gray bal-

ance set with SIM 63-7 and SIM 63-8. If, therefore, the
above settings are not properly performed, this adjustment
cannot be made properly.

1)

Enter the system setting mode.

2)

Enter the copy setting mode.

3)

Press the auto gray calibration key.

4)

Press [EXECUTE] key.

The gray patch image (adjustment pattern) is printed out.

5)

Set the gray patch image (adjustment pattern) printed in proce-
dure 4) on the document table.

Set the patch image so that the thin line is on the left side as
shown in the figure.

At that time, place 5 sheets of white paper on the above gray
patch image (adjustment pattern).

6)

Press [EXECUTE] key, and the copy gray balance adjustment
is executed automatically. After completion of the adjustment,
the display returns to the original operation screen.

The message, "Will you go on to the printer gray balance
adjustment?" is displayed.

To execute the printer gray balance adjustment successively,
perform the procedures same as the above.

 

This simulation is used to improve the image quality in a certain
mode. (Refer to the list in procedure 6.)

1)

Enter the SIM46-54 mode.

2)

Press [EXECUTE] key.

A4/11" x 8.5" or A3/11" x 17" paper is automatically selected.
The gray patch image (adjustment pattern) is printed.

3)

Set the patch image (adjustment pattern) printed in the proce-
dure 2) on the document table so that the thin lines on the
printed patch image (adjustment pattern) are on the left side.
Place 5 sheets of white paper on the printed patch image
(adjustment pattern).