Through 950.29 Eprom Mismatch Failure - Lexmark X940e Service Manual

7510
Step
3
Check the sensor (media level) (tray 4) for proper
connection.
Is the above component properly connected?
4
Check the media feed/lift motor (tray 4) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Tray 4 media feed/lift motor.
Warning: The media tray must be opened before performing
this test or paper jam may occur.
Does the above component operate properly?
5 Check the media feed/lift motor (tray 4) for proper
connection.
Is the above component properly connected?
6 Perform a POR.
Does the error continue when the power is turned off/on?

950.00 through 950.29 EPROM mismatch failure

Warning: In the event of replacement of any one of the following components:
• RIP card assembly
• Interconnect card assembly
Only replace one component at a time. Replace the required component, and perform a POR before replacing
a second component listed above. If this procedure is not followed, the printer will be rendered inoperable.
Never replace two or more of the components listed above without a POR after installing each one, or the
printer will be rendered inoperable.
Warning: Never install and remove components listed above as a method of troubleshooting components.
Once a component has been installed in a machine, it cannot be used in another machine. It must be returned
to the manufacturer.
Step
2-172
Service Manual
Check
Caution: When performing motor tests,
ensure that all cover and door interlock
switches are overridden.
Check
Yes
Replace the Replace the
sensor (media connection.
level).
Go to "Sensor
(media level)
removal" on
page 4-24.
Go to step 6. Go to step 5.
Replace the media Replace the
feed/lift motor. connection.
"Media feed
Go to
lift motor
removal" on
page 4-113.
Replace the upper Problem solved.
printer engine card
assembly.
"Upper
Go to
printer engine
card assembly
removal" on
page 4-77.
Yes
No
No