Adjustments - Lexmark T650 Service Manual

4062-XXX

Adjustments

Polygon and Oscillating printhead mechanical registration adjustment
Do the printhead mechanically registration adjustment whenever you remove or replace the printhead or
loosen the mounting screws.
Install the new printhead with the mounting screws centered in the slots in the printhead frame assembly.
Leave the screws loose enough to allow the printhead to move from side to side within the slots. It is necessary
to perform a mechanical registration adjustment before locking down the three printhead mounting screws.
Note: In the case of paper feed skew, go to
To perform the mechanical registration adjustment:
1. Turn the printer off.
2. Press and hold
3. Turn the printer on, and release the buttons when Performing Self Test displays.
4. Select Registration from the menu.
4-2
Service Manual
Paper feed
skew
misalignment
"Alignment assembly adjustment" on page
and to enter the diagnostic mode.
Printhead
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