Error Messages and Codes 3-11
4,0XX.4x Errors - Process Control System Fault
4,017.47: This fault code indicates a problem with the process control system. The
ambient temperature is considered too cold to warm up the system. (less than 10
o
C).
4,018.48: This fault code indicates a problem with the process control system. The
printhead temperature dropped below the head cleaning needed threshold.
4,020.41: This fault code indicates a problem with the process control system.
Declared when the printer is booted in FTTR (Fast Time to Ready) mode and the
head/cap contact flag is set in NVRAM. The printer cannot run in FTTR mode with
head/cap in contact because it would be unwise to separate the two when cold (could
tear wiper.) Service requested that this be a device fault in order to alert the service
person to this condition.
4,021.42: This fault code indicates a problem with the process control system.
Declared when the printer is booted in FTTR mode and the drum is dirty. Cleaning
the drum when very cold could increase the chance of gluing media to the drum
surface and creating an ungly mess around the stripper fingers. Service requested that
this be a device fault in order to alert the service person to this condition .
Troubleshooting Procedure
Step Questions and Actions Yes No
1
1. Verify the temperature of the room where the
system is located (see "System
Environmental Specifications" on page 1-14)
is operating within specification.
2. Is the room temperature too cold for proper
operation of the sytem?
3. Ensure the printer is acclimated to the room
temperature.
4. Did this correct the problem?
Complete. Go to Step 2.
2
1. Run the Monitor Heaters tests with all
heaters ON.
2. Are the heaters operating correctly and
within specification?
Replace the
electronics
module.
Go to Step 3.
3
1. Inspect the wiring harness to the failed
heater.
2. Is the wiring harness damaged or not
working properly?
Replace the
wiring harness
to the failed
heater.
Replace the
problem
component.
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