Lexmark T650 Series Service Manual

4-2 Service Manual
4062-XXX
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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 “Alignment assembly adjustment” on page 4-4.
To perform the mechanical registration adjustment:
1. Turn the printer off.
2. Press and hold and to enter the diagnostic mode.
3. Turn the printer on, and release the buttons when Performing Self Test displays.
4. Select Registration from the menu.
Printhead
misalignment
Paper feed
skew

Lexmark T650 Series Specifications

General

Print Technology	Monochrome Laser
Print Speed	Up to 45 ppm
Print Resolution	1200 x 1200 dpi
Monthly Duty Cycle	Up to 200, 000 pages
Standard Output Capacity	250 sheets
Processor Speed	500 MHz
Connectivity	USB, Ethernet
Maximum Paper Size	8.5 x 14 inches
Operating System Compatibility	Windows, Mac OS, Linux
Memory	128 MB, expandable to 640 MB
Standard Input Capacity	650 sheets