Lexmark X548 Series Service Manual

2-30 Service Manual
7525-63x
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17
Reinstall the modem. Restart the device.
Does the 900.xx error reoccur?
Go to step 18. Go to step 20.
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?
Go to step 19. Problem resolved.
19
Replace the modem. Restart the device.
Does the 900.xx error reoccur?
Go to step 31. Problem resolved.
20
Run a fax job.
Does the 900.xx error reoccur?
Go to step 31. Go to step 21.
21
Are there any ISP (internal solutions port)
options installed?
Go to step 22. Problem resolved.
22
Reinstall the first ISP option. Restart the
device.
Does the 900.xx error reoccur?
Go to step 24. Go to step 23.
23
Run a job to test the option.
Does the 900.xx error reoccur?
Go to step 24. Go to step 26.
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?
Go to step 25. Problem resolved.
25
Replace the faulty ISP option. Restart the
device.
Does the 900.xx error reoccur?
Go to step 31. Go to step 26.
26
Are there any more ISP options to install? Go to step 27. Problem resolved.
27
Install the next ISP option. Restart the device.
Does the 900.xx error reoccur?
Go to step 29. Go to step 28.
28
Run a job to test the option.
Does the 900.xx error reoccur?
Go to step 29. Go to step 26.
29
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?
Go to step 30. Go to step 26.
Step Action and questions Yes No

Lexmark X548 Series Specifications

General

Brand	Lexmark
Model	X548 Series
Category	All in One Printer
Language	English