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Lexmark CS748de User Manual

Lexmark CS748de
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Diagnostic information 2-17
5026
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80 Fuser Life Warning Select Continue to clear the message and continue printing.
Show Me, View Supplies, and Tell Me More displays additional information.
Order a replacement fuser. When print quality is reduced, install the new fuser using the
instruction sheet that comes with the replacement fuser.
Note: Be sure to reset the fuser count. See “Reset Fuser Cnt” on page 3-28.
If this does not fix the problem, replace the system board. See “System board removal
on page 4-163.
80 Replace Fuser Show Me, View Supplies, and Tell Me More displays additional information.
Replace the fuser. See “Fuser removal” on page 4-118.
Note: Be sure to reset the fuser count. See “Reset Fuser Cnt” on page 3-28.
If this does not fix the problem, replace the system board. See “System board removal
on page 4-163.
80 Fuser Missing Reinstall the fuser. See “Fuser removal” on page 4-118.
Reseat connectors behind fuser. They may get dislodged and not make good contact
when the fuser is installed.
Check the cable connectors for damage at the system board and at the LVPS.
80.41 Fuser missing Install the fuser. Replace the fuser if the problem persists.
If the problem continues, turn the printer off and remove the rear frame cover. See “Rear
frame cover removal” on page 4-47. Check the cable in connector JFUSER1 for proper
connection to the system board, the cable for pinch points, and the cable or the connector
for any other damage. If the connector is damaged on system board, replace the system
board. See “System board removal” on page 4-163. If the fuser cable is damaged,
replace the cable.
Check for the following continuity between the DC autoconnect and FUSER1.
If continuity is not present, replace the fuser cable. If the problem persists after replacing
cable, replace the system board. See “System board removal” on page 4-163.
82 Waste Toner
Nearly Full
Select Continue to clear the message and continue printing.
If printing continues, order a replacement waste toner box immediately.
If the problem persists, open the front access door and check the aligner shaft for binding.
Clear the binding if possible. If not possible, contact your next level of service.
82 Replace Waste
Toner
Replace the waste toner box using the instruction sheet that comes with the replacement
waste toner box.
Ensure that there is no interference between the waste toner box and the printer.
If the problem persists, open the front access door and check the aligner shaft for binding.
Clear the binding if possible.
If the problem persists, replace the system board. See “System board removal” on
page 4-163.
If the problem persists, contact your next level of service.
Error code Action

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Lexmark CS748de Specifications

General IconGeneral
BrandLexmark
ModelCS748de
CategoryPrinter
LanguageEnglish

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