AR-168N/168L TEST COMMAND, TROUBLE CODES 10 - 30
63
01
Shading check (SHADING
CHK)
[Function]
Used to display the detection level of white plate for shading.
When [ENTER/START] key is pressed, the mirror base unit moves to the white plate for shading and
the copy lamp is lighted.
When the light quantity is stabilized, revision is made for every second, and the level of one pixel at
the center of CCD which is not corrected is detected and the value is displayed in decimal values on
the LCD. (3 digits)
[Operation]
02
Black level automatic
correction (BLACK LEVEL)
[Function]
Used to acquire the black level target value used for the black level adjustment of white balance.
When this test command is executed, the current correction value is displayed in 3 digits of 12bit
hexadecimal number.
Place the gray gradation chart (UKOG-0162FCZZ) used as the correction document so that the den-
sity 10 (black side) comes on the left side and that the chart is upside down at the center of the plate
left center.
When [ENTER/START] key is pressed, the mirror base unit scans the chart and calculates the correc-
tion value.
After completion of correction, the corrected value is displayed on the LCD.
∗
Default: 0
∗
If the value is set to the default, operation is made with 0x60.
[Operation]
Main
code
Sub
code
Contents
Details of function/operation
1) Initial display
63-01 SHADING CHK
EXECUTING... 000
Chart back surface
10
1) Initial display
2) [ENTER/START] Correction start
63-02 BLACK LEVEL
000
63-02 BLACK LEVEL
EXECUTING...
<During canceling - When C/CA is pressed->
After canceling, the machine goes into the sub code entry
standby mode.
3) After execution
3) In case of an error
THE JOB IS BEING
CANCELED.
63-02 BLACK LEVEL
*** OK
63-02 BLACK LEVEL
*** ERR
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