Lexmark C935 - Printer Left Lower Door Assembly Open

2-136 Printer Service Manual
5057-XXX
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Printer left lower door assembly open
100K maintenance required
Step Check Yes No
1 Check the printer left lower door for proper operation.
Does the above component open and close properly?
Go to step 2. Replace the
printer left lower
door assembly.
Go to “Printer left
lower door
assembly
removal” on
page 4-8.
2
Check the switch (printer left lower door interlock) for
operation.
1. Enter the Diagnostics Menu.
2. Select BASE SENSOR TEST.
3. Select Cover and Door.
4. Select Door B left/lower.
Does the display on the operator panel change every time
the actuator on the above switch is operated?
Go to step 4. Go to step 3.
3
Check the switch (printer left lower door interlock)
connection.
Is the above component properly connected?
Replace the switch
(printer left lower
door interlock).
Go to “Switch
(printer left door
interlock)
removal” on
page 4-19.
Replace the
connection.
4
Perform a print test.
Does the error continue when the power is turned off/on?
Replace the upper
printer engine card
assembly.
Go to “Upper
printer engine
card assembly
removal” on
page 4-90.
Problem solved.
Step Check Yes No
1 Install the 100K maintenance kit.
Does the message still occur?
Reset the 100K
maintenance
counter.
Go to “Scheduled
maintenance” on
page 6-2.
Problem solved.