Lexmark C950 - Page 153

Diagnostic information 2-105
5058-030
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7
Check upper redrive motor for
proper operation.
When performing
motor tests, ensure
that all cover and
door interlock
switches are
overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch PRINTER MOTOR
TESTS.
4. Touch upper redrive motor
(forward).
5. Touch upper redrive motor
(reverse).
Does the above component
operate properly?
Go to step 9. Go to 8.
8
Check the upper redrive motor for
proper connection.
Is the above component
properly connected?
Replace the upper redrive
assembly. Go to
“Upper redrive
assembly removal” on
page 4-183.
Replace the connection.
9
Check upper redrive exit 2 gate
solenoid for proper operation.
When performing
motor tests, ensure
that all cover and
door interlock
switches are
overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch PRINTER MOTOR
TESTS.
4. Touch Upper redrive
diverter gate solenoid.
Does the above component
operate properly?
Go to step 11. Go to step 10.
10
Check the upper redrive diverter
gate solenoid for proper
connection.
Is the above component
properly connected?
Replace the upper redrive
assembly. Go to
“Upper redrive
assembly removal” on
page 4-183.
Replace the connection.
11
POR the machine, and perform a
print test. Go to
“PRINT TESTS”
on page 3-22.
Does the error continue?
Replace the lower engine PCBA.
Go to “Lower engine PCBA
removal” on page 4-98.
Problem resolved
12
POR the machine, and perform a
print test. Go to
“PRINT TESTS”
on page 3-22.
Does the error continue?
Replace the upper printer engine
PCBA.
Go to “Upper printer engine
PCBA removal” on page 4-181.
Problem resolved
Step Action and questions Yes No