6-16 Phaser 6121MFP Service Manual
Adjustments and Calibrations
Procedure
1. Print Test Pattern 1 from Tray 1 using letter or A4 media.
2. Place the test pattern vertically on the platen and make a copy.
3. Check that the copy meets the specification, 200 mm ± 1 mm.
4. If the width of E is out of specification, adjust the value.
If the width of E in the copy of TP 1 is greater than the printed version,
decrease the setting.
5. Press the OK button.
6. Using the Up or Down Arrow buttons, adjust the setting, then press the OK
key.
7. Check zoom adjustment by repeating steps 1 through 6. Continue adjustment
until the specification is met.
Scan Main Regist
To adjust for variations in the accuracy of IR parts and their mounting accuracy by
varying the scanning start position in the main scanning direction.
Adjust Scan main registration after replacement of the Platen Glass, Scanner,
or Image Processor Board. Perform Scanner Main Zoom adjustment
(page 6-14) before adjusting Scan Main Regist.
Adjust the widths A and B in the copy of TP1 so that the following specification is
met: 0 mm ± 2.0 mm.
Default Setting
The default setting is 0 mm.
Adjustment Range
-5.0 mm to +5.0, in 0.5 mm increments.
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