Lexmark CS725R Service Manual

Invalid firmware/controller board service check
Action Yes No
Step 1
Update the printer firmware.
Note: Contact the next level of support for the correct firmware
level.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
Replace the controller board. See
“Controller board removal” on
page 357.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Memory failure service check
Action Yes No
Step 1
Check the memory module on the controller board for proper
installation and damage, and reseat if necessary.
Is the memory module properly installed and free of damage?
Go to step 2. Go to step 3.
Step 2
Reset the printer.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Replace the memory module.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Download emulation cyclic redundancy service check
Action Yes No
Step 1
Disable the download emulation, and then program the download
emulation into the firmware card again.
Does the error remain?
Go to step 2. The problem is
solved.
Step 2
Replace the firmware card and download the emulation to the new
card.
Does the error remain?
Contact the next
level of support.
The problem is
solved.
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Diagnostic information
220

Lexmark CS725R Specifications

General

Brand	Lexmark
Model	CS725R
Category	Printer
Language	English