Diagnostic information 2-147
4062
System software error (900.xx) service check
There are different types of 900.xx errors that can occur. There may be a communication problem (Bad cable,
network connection, and so on) software issue, or a hardware problem with the controller board, or ISP (Internal
solutions port). The communication and software aspects should be checked first. Determine if the problem is
constant or intermittent. Use the troubleshooting procedure below to isolate the issue. Take any notes as
instructed. You will need that information in the event you need to contact your next level support.
Note: Before troubleshooting, determine the operating system used when the error occured. If possible
determine whether a PostScript or PCL file was sent to the device when the error occured. Ask the customer
which Lexmark Solutions applications are installed on the device.
2
Check the system card assembly.
Was the system card assembly recently replaced?
Go to step 4. Contact next level
of support.
3
Replace the current operator panel assembly with the
original operator panel assembly.
Does the error remain?
Go to step 5. Problem solved.
4
Replace the current system card assembly with the original
system card assembly.
Go to “System card assembly removal” on page 4-75.
Go to step 6. Problem solved.
5
If problem continues, replace the original operator panel
assembly with a new and not previously installed operator
panel assembly.
Does the error continue?
Contact the next
level of support.
Problem solved.
6
If the problem continues, replace the original panel
assembly with a new and not previously installed operator
panel door assembly.
Go to “Operator panel door assembly removal (T650,
T652, T654)” on page 4-43.
Contact the next
level of support.
Problem solved.
Step Action and questions Yes No
1 POR the device.
Does the error reoccur?
Go to step 2. Problem
resolved.
2
• Write down the exact 900.xx error code displayed
on the device.
• Turn the device off.
• Clear the print queues.
• Disconnect all communication cables, and remove
all memory options.
• Remove all ISP and modem cards.
• Restart the device into diagnostic mode.
Does the 900.xx error reoccur during startup?
Go to step 3. Go to step 6.
3
Check all the cables connected to the RIP board for
proper connectivity.
Are the cables properly connected?
Go to step 5. Go to step 4.
4
Properly connect the cables to the RIP board. Restart
the device into diagnostic mode.
Does the 900.xx error reoccur during startup?
Go to step 5. Go to step 6.
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