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Lexmark C950 Service Manual

Lexmark C950
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Diagnostic information 2-111
5058-030
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243.03/243.06 Sensor (tray 3 feed out) late jam
2
Check the sensor (tray 3 feed
out) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch PRINTER SENSOR
TESTS.
4. Touch Sensor (tray 3 feed
out).
Does the display on the
operator panel change every
time the sensing area of the
above sensor is interrupted or
blocked?
Go to step 4. Go to step 3.
3
Check the sensor (tray 3 feed
out) for proper connection.
Is the above component
properly connected?
Clean or replace the sensor
(tray 3 feed out). Go to “Sensor
(tray module feedout) removal
on page 4-200.
Replace the connection.
4
Check the connection between
the lower engine PCBA and the
tray module controller PCBA.
Are the above components
properly connected?
Replace the tray module
controller PCBA.
Go to “Tray module controller
PCBA removal” on page 4-206.
Go to step 5.
Replace the connections.
5
POR the machine, and perform a
print test. Go to
“PRINT TESTS”
on page 3-22.
Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA
removal” on page 4-98.
Problem resolved
6
POR the machine, and perform a
print test. Go to
“PRINT TESTS”
on page 3-22.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-181.
Problem resolved
Step Action and questions Yes No
1 Check the media path.
Is the media path free of any
media fragments?
Go to step 2. Remove any media or media
fragments.
2
Check the pick rollers for wear.
Is the above component free of
excess wear and damage?
Go to step 3. Replace the pick rollers.
Go to “Pick roller removal” on
page 4-135.
3
Check the transport rollers for
wear.
Is the above component free of
excess wear and damage?
Go to step 4. Replace the transport rollers.
Go to “Tray module transport
rollers removal” on page 4-213.
Step Action and questions Yes No

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Lexmark C950 Specifications

General IconGeneral
Print Resolution1200 x 1200 dpi
Duplex PrintingYes
Processor Speed1.2 GHz
ConnectivityEthernet, USB
Print TechnologyLaser
Print Speed50 ppm
Monthly Duty Cycle300000 pages
Recommended Monthly Page Volume5, 000 - 33, 000 pages
Memory1024 MB
Hard DriveOptional
Output Capacity500 sheets
InterfaceUSB 2.0
Media TypePlain paper, Card stock, Labels, Envelopes, Transparencies
Total Media Capacity5140 sheets
Media SizesLetter, Legal, A4, A5, Executive, Folio, Statement
Operating Systems SupportedWindows, Mac, Linux

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