Diagnostic information 2-183
7500-432, -632, and -832
Printer front door open
5 Check the PC cartridge sensor connection.
Is the PC cartridge sensor connector installed and
functioning properly?
Replace the PC
cartridge sensor
connector.
Reinstall the PC
cartridge sensor
connector and
ensure it connects
to the PC cartridge
properly.
6 Check the switch (PC cartridge interlock) for proper
operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TEST.
3. Touch Devices.
4. Touch PC unit present.
Open printer left door assembly and the front door
assembly and check it.
Does the display on the operator panel change every time
the PC cartridge is removed and replaced?
Go to step 8. Go to step 7.
7 Check the switch (PC cartridge interlock) connection.
Is the connection P404 on the printer engine card
connected properly?
Replace the switch
(PC cartridge
interlock).
Go to “Switch
(PC cartridge
interlock)
removal” on
page 4-84.
Replace the
connection.
8 Perform a POR.
Does the error continue?
Replace the
printer engine card
assembly.
Go to “Printer
engine card
assembly
removal” on
page 4-119.
Problem solved.
Step Check Yes No
1 Check the opening and closing of the printer front door
assembly.
Is the printer front door assembly opening and closing
normally?
Go to step 2. Check the printer
front door
assembly for
rotation and
reinstall it.
2 Check the switch (printer front door interlock) for operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TEST.
3. Touch Cover and Door.
4. Touch Door J printer front.
Open the printer front door assembly and check it.
Does the display on the operator panel change every time
the switch actuator is operated?
Go to step 4. Go to step 3.
Step Check Yes No
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