Lexmark T650 Series Service Manual

Diagnostic information 2-169
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No fuse
Step Check Yes No
1 Check the media type and printer media settings.
Does the printer media settings match the media type?
Go to step 2 Adjust to the
correct settings.
2
Check the fuser unit assembly installation.
Is the fuser unit assembly properly installed?
Go to step 3. Reinstall the
fuser unit
assembly.
3
Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the problem remain?
Go to step 4. Problem solved.
4
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 5.
5
Check the LVPS card assembly for proper connection.
Is the above component connected properly?
Replace the
LVPS card
assembly.
Go to “System
card assembly
removal” on
page 4-75 or
“LVPS card
assembly
removal (T652,
T654, T656)” on
page 4-30.
Remove then
reinsert the
LVPS card
assembly.
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