Lexmark T650 Series Service Manual

2-158 Service Manual
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Vertical stripes (process direction)
Step Check Yes No
1 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the error continue?
Go to step 2. Problem solved.
2
Are the media transfer route and the media path free of
contamination or debris?
Go to step 3. Remove debris
or
contamination.
3
Check the charge roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
Go to step 4. Replace the
charge roll
assembly.
Go to “Access
door removal”
on page 4-7.
4
Check the transfer roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
Go to step 5. Replace the
transfer roll
assembly.
Go to “Transfer
roll assembly
removal” on
page 4-80.
5
Check the print cartridge for proper installation.
Is the above component properly installed?
Go to step 6. Inspect, clean
and reinstall
replace the print
cartridge.
6
Check the heat roll and pressure roll.
Remove the fuser unit assembly.
CAUTION: : Allow
the fuser unit
assembly to cool
down.
Is there contamination or cracks on the heat roll and/or
pressure roll?
Replace the
fuser unit
assembly.
Go to “Fuser
unit assembly
removal” on
page 4-22.
Go to step 7.
Leading edge
Trailing edge

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