Lexmark C925 Service Manual page 75

Step Action and questions
8 Restart the printer to operating mode. Send a different
print job to the device.
Does the 900.xx error reoccur?
9 Upgrade the firmware. Contact your next level of
support for the correct firmware level to use.
Restart the printer to operating mode. Send the printer
a print job.
Does the 900.xx error reoccur?
10 Is the device a Multi Function Printer?
11
Run a copy job.
Does the 900.xx error reoccur?
12
Run a scan to PC job.
Does the 900.xx error reoccur?
13 Is there optional memory installed?
14 Reinstall the memory, and send a print job to the
device.
Does the 900.xx error reoccur?
15 Install a Lexmark recommended memory option. Send
a print job to the device.
Does the 900.xx error reoccur?
16 Is there a modem installed on the device?
17
Reinstall the modem. Restart the device.
Does the 900.xx error reoccur?
18 Upgrade the firmware. Contact your next level of
support for the correct firmware level to use.
Restart the printer to operating mode. Send the printer
a print job.
Does the 900.xx error reoccur?
19 Replace the modem. Restart the device.
Does the 900.xx error reoccur?
20
Run a fax job.
Does the 900.xx error reoccur?
21 Are there any ISP (internal solutions port) options
installed?
22 Reinstall the first ISP option. Restart the device.
Does the 900.xx error reoccur?
23
Run a job to test the option.
Does the 900.xx error reoccur?
24
Upgrade the firmware. Contact your next level of
support for the correct firmware level to use.
Restart the printer to operating mode.
Does the 900.xx error reoccur?
Yes No
Go to step 9. Go to step 10.
Go to step 31. Go to step 10.
Go to step 11. Go to step 13.
Go to step 31. Go to step 12.
Go to step 31. Go to step 13.
Go to step 14. Go to step16.
Go to step 15. Go to step 16.
Go to step 31. Problem
resolved.
Go to step 17. Go to step 21.
Go to step 18. Go to step 20.
Go to step 19. Problem
resolved.
Go to step 31. Problem
resolved.
Go to step 31. Go to step 21.
Go to step 22. Problem
resolved.
Go to step 24. Go to step 23.
Go to step 24. Go to step 26.
Go to step 25. Problem
resolved.
Diagnostic information
5041-030
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