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Lexmark MS823 Service Manual

Lexmark MS823
970 pages
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Sensor (tray 3 passthrough) unknown source pick jam service check
Action Yes No
Step 1
Check the paper path and trays for paper fragments and partially
fed paper.
Is the paper path free of paper fragments and partially fed paper?
Go to step 3. Go to step 2.
Step 2
Remove the paper fragments and partially fed paper.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Make sure that all the trays and tray inserts are properly installed.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
a Enter the Diagnostics menu, and then navigate to:
Input tray quick print
b Do feed tests from trays 3 to 5. Check if the same error occurs.
Does the same problem remain?
Go to step 5. Perform the
appropriate service
check for the specific
error.
Step 5
Check the aected source tray pick roller for improper installation,
contamination, and damage.
Note: Make sure that the pick roller is fully pressed to its feeder
shaft. A click will be heard indicating a proper engagement
between the latches and the shaft.
Is the pick roller properly installed and free of contamination and
damage?
Go to step 7. Go to step 6.
Step 6
Reinstall, clean, or replace the pick roller. See
“Pick roller removal”
on page 503.
Does the problem remain?
Go to step 7. The problem is
solved.
Step 7
a Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b Find the sensor (Pass-through (tray 3)).
Does the sensor status change while toggling the sensor?
Go to step 11. Go to step 8.
4064
Diagnostics and troubleshooting
168

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Lexmark MS823 Specifications

General IconGeneral
Print TechnologyMonochrome Laser
Print SpeedUp to 65 ppm
Print Resolution1200 x 1200 dpi
Monthly Duty CycleUp to 300, 000 pages
Recommended Monthly Page Volume5, 000 - 75, 000 pages
Processor Speed1 GHz
Standard Memory512 MB
ConnectivityUSB, Ethernet
Standard Input Capacity650 pages
Maximum Paper Input4, 400 sheets
Media Types SupportedPlain paper, Card stock, Envelopes, Labels, Transparencies
Operating System CompatibilityWindows, Linux
Duplex PrintingAutomatic

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