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Oki Data CONFIDENTIAL
5. Maintenance Menu
5.10.3.7 Density error correction test
This self-diagnostic menu is used to test the density error correction function of the MFP.
At the same time, Good or Bad of the density error correction system is judged. If any error
occurs during the course of this test, resume the normal state by referring to Chapter 2
“Overview of the density error correction method”.
1. Enter the self-diagnostic mode (Level 1) and press the (2) key or (8) key until
[TEST PRINT] is displayed in the top of the screen.
2. When the (6) key is pressed, the following message is displayed. Press the (2)
key or (8) key until the desired item is displayed.
3. When the (6) key is pressed, test of the item that is being displayed on the panel
is implemented.
<< When DENS ADJ EXECUTE is executed >>
i. The Density error correction test is executed. (The [ON LINE] lamp
blinks.)
ii. When the test is complete, the test result (OK or error name) is
displayed in the upper column of the display window and **** RESULT
is displayed in the lower column of the display window.
When the (2) key is pressed, test results are incremented and
displayed in order.
When the (8) key is pressed, test results are decremented and
displayed in order.
When the (4) key is pressed, screen returns to the item 2 status.
iii. When the (#) key is pressed while the test in progress, the test is
interrupted (the [ON LINE] lamp lights) and screen returns to the item
2 status.
<< When DENS ADJ RESULT is executed >>
The key operations when DENS ADJ EXECUTE is executed are the same
as those of above item ii.
<< When DENS ADJ PAR-SET is executed >>
The message is displayed but does not function.
<< AUTO CALIBRATION is executed >>
i. Automatic setting of the density sensor sensitivity correction value is
executed. (The [ON LINE] lamp blinks.)
ii. When the test is complete, the test result (OK or error name) is
displayed in the upper column of the display window and **** RESULT
is displayed in the lower column of the display window.
When the (2) key is pressed, test results are incremented and
displayed in order.
When the (8) key is pressed, test results are decremented and
displayed in order.
When the (4) key is pressed, screen returns to the item 2 status.
iii. When the (#) key is pressed while the test in progress, the test is
interrupted (the [ON LINE] lamp lights) and screen returns to the item
2 status.
4. Repeat item 3 as required.
5. When the (4) key is pressed, the screen exits the test. (Screen returns to the
item 1 condition.)
Density correction test items
Display
Details
DENS ADJ EXECUTE Execution of density correction
DENS ADJ PAR-SET
The message is displayed but does not function.
DENS ADJ RESULT
Referring to the result of density correction
AUTO CALIBRATION
Automatic setting of density sensor sensitivity correction value
