Diagnostic information 2-151
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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.
1 Check the sensor (ADF 2nd scan) for proper installation.
Is the above component properly installed?
Go to step 2. Reinstall the
sensor (ADF 2nd
scan)
2
Check the sensor (ADF 2nd scan) for proper operation.
1. Enter the diagnostic mode
2. Select Scanner tests
3. Select Sensor tests
4. Observe the line item “ADF 2nd scan”
Does the display on the operator panel change every time
the sensing area of the above sensor is interrupted or
blocked?
The sensor is
working properly.
Go to step 3.
3
Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the
sensor (ADF 2nd
scan).
Go to “Sensor
(ADF 2nd scan)
removal” on
page 4-76.
Replace the
connection.
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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