42615101TH Rev.8 150 /
Oki Data CONFIDENTIAL
5.4.2.6 Color registration adjustment test
This self-diagnosis (color registration adjustment test) is used to adjust and diagnose printer’s color
registration. Appropriate troubleshooting steps are to be used for recovery from errors occurred
in the color registration adjustment test.
1. Enter the self-diagnostic mode (level 1), press the MENU+ or MENU- keys until “REG ADJUST
TEST” appears on the upper display, and then press the ENTER key (the MENU+ key increments
an item and the MENU- key decrements an item).
2. Press the MENU+ or MENU- keys until a color registration adjustment test item to be tested is
displayed.
3. With the press of the ENTER key, the test that is showing is executed. * Pressing the CANCEL
key during the test suspends the test.
4. Upon completion of the test, the result of the test (OK or a NG error name) is provided on the
upper display, and “****RESULT” on the lower display.
5. Repeat the steps 2 to 4 when necessary.
6. Press the BACK key to end the test.
Color Registration Adjustment Items
Display Function
REG ADJ EXECUTE Performs color registration adjustment.
REG ADJ RESULT Used to see the result of color registration adjustment.
BLT REFLECT TEST Performs the OK or NG judgment of color registration adjustment belt
reflectivity.
BLT REFLECT RSLT Used to see the result of OK or NG judgment of color registration
adjustment belt reflectivity.
5.4.2.7 Print density adjustment test
This self-diagnosis is used to perform the test with respect to printer’s print density adjustment
function and to see the result of the test. The test determines whether printer’s print density
adjustment system is proper.
1. Enter the self-diagnostic mode (level 1), press the MENU+ or MENU- keys until “DENSITY
ADJUST TEST 2” appears on the upper display, and then press the ENTER key (the MENU+
key increments an item and the MENU- key decrements an item).
2. Press the MENU+ or MENU- keys until a print density adjustment test item to be tested is
displayed.
3. With the press of the ENTER key, the test that is showing is executed. * Pressing the CANCEL
key during the test suspends the test.
4. Upon completion of the test, the result of the test (OK or a NG error name) is provided on the
upper display, and “****RESULT” on the lower display.
5. Repeat the steps 2 to 4 when necessary.
6. Press the BACK key to end the test.
Print Density Adjustment Test Items
Display Function
DENS ADJ EXECUTE Performs print density adjustment.
DENS ADJ RESULT Used to see the result of print density adjustment.
DENS SENSOR TEST Performs the OK or NG judgment of the print density adjustment
sensor.
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