Lexmark T650 Series Service Manual

2-154 Service Manual
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7
Check the laser beam route.
Check for debris between the printhead assembly and
the PC drum.
Is the laser beam route free of debris and the glass
window, in the printhead assembly, free of
contamination?
Go to step 8. Remove debris
or clean the
printhead
assembly
window.
8
Check the HVPS card assembly for proper connection.
Is the above component properly connected?
Replace the
HVPS card
assembly.
Go to “HVPS
card assembly
removal” on
page 4-24.
Replace the
connections.
9
Check the printhead assembly for proper connection.
Is the above component properly connected?
Replace the
printhead
assembly.
Go to
“Printhead
assembly
removal
(T650)” on
page 4-59 or
“Printhead
assembly
removal (T652,
T654, T656)” on
page 4-60.
Replace the
connections.
10
Check the system card assembly for proper connection.
Is the above component properly connected?
Replace the
system card
assembly.
Go to “System
card assembly
removal” on
page 4-75.
Replace the
connections.
Step Check Yes No

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