Xerox Phaser 8400 Service Manual page 99

13,200.41: The printhead right jetstack heater is too hot.
13,202.43: The printhead right jetstack heater took too long to reach its setpoint.
13,259.46:
The printhead right jetstack thermistor circuit is open.
13,261.48:
The printhead right jetstack thermistor circuit is shorted.
13,263.41: The printhead right jetstack thermistor returned a bad reading, or the
reading was corrupted by ESD.
Troubleshooting Procedure for 13,200 to 13,263 Error Code (Printhead)
Step Questions and Actions
1 1. Verify that the ambient temperature of the
room is within the printer's optimal
environmental specification (see
"Environmental Specifications" on
page 1-11).
2. Is the room too cold or too hot?
2
1. Ensure the ground integrity of the printer
(see "Ensuring Ground Integrity" on
page 4-77).
2. Are all components grounded properly?
3 1. Run the Right Jetstack Temperature test.
2. Did the test pass?
4 1. Check and reseat all wiring to the printhead.
2. Did this correct the problem?
13,264.42:
The printhead reservoir heater got too hot.
13,266.44: The printhead reservoir heater took too long to reach its setpoint.
13,323.47: The printhead reservoir thermistor circuit is open.
13,325.49:
The printhead reservoir thermistor circuit is shorted.
13,327.42:
The printhead reservoir thermistor returned a bad reading, or the reading
was corrupted by ESD.
Troubleshooting Procedure for 13,264 to 13,327 Error Code (Printhead)
Step Questions and Actions
1 1. Verify that the ambient temperature of the
room is within the printer's optimal
environmental specification (see
"Environmental Specifications" on
page 1-11).
2. Is the room too cold or too hot?
Service Manual
Yes
Advise Go to Step 2.
customer of
specification
requirements.
Go to Step 3. Resolve ground
integrity.
Go to Step 4. Replace the
printhead.
Complete. Replace the
printhead.
Yes
Advise Go to Step 2.
customer of
specification
requirements.
No
No
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