Xerox Phaser 8400 Service Manual page 89

Error Code Definition Table (Continued)
Error code
13,136.4x: TH_DEV_FAULT_JET_L_TOO_HOT
The left jetstack heater became too hot.
13,138.4x: TH_DEV_FAULT_JET_L_TOO_SLOW
The left jetstack heater took too long to reach its setpoint.
13,195.4x: TH_DEV_FAULT_JET_L_THERMISTOR_OPEN
The left jetstack thermistor circuit is open.
13,197.4x: TH_DEV_FAULT_JET_L_THERMISTOR_SHORTED
The left jetstack thermistor circuit is shorted.
13,199.4x: TH_DEV_FAULT_JET_L_THERMISTOR_BAD
The left jetstack thermistor is bad.
13,200.4x: TH_DEV_FAULT_JET_R_TOO_HOT
The right jetstack heater became too hot.
13,202.4x: TH_DEV_FAULT_JET_R_TOO_SLOW
The right jetstack heater took too long to reach its setpoint.
Service Manual
Definition
1. Ensure the ground integrity of the printer, see
page 4-67.
2. Verify the ambient temperature of the room is within the
printers environmental specifications. Adjust as
necessary.
3. Run the printhead Left/Right Jetstack Temperature test
if the room temperature is within the correct operating
range. If the test fails, replace the printhead and/or
wiring after performing steps 4 and 5.
4. Check and reseat all wiring to the printhead.
5. Reverse the printhead data cable, if the error reappears
the cable is bad and needs to be replaced.
1. Run the printhead Left /Right Jetstack Temperature
Sensor test.
2. Inspect the printhead wiring.
3. Reverse the printhead data cable, if the error reappears
the cable is bad and needs to be replaced.
4. If the test fails, replace the printhead and/or wiring.
1. Ensure the ground integrity of the printer, see
page 4-67.
2. Verify the ambient temperature of the room is within the
printers environmental specifications. Adjust as
necessary.
3. Run the printhead Left/Right Jetstack Temperature test
if the room temperature is within the correct operating
range. If the test fails, replace the printhead and/or
wiring after performing steps 4 and 5.
4. Check and reseat all wiring to the printhead.
5. Reverse the printhead data cable, if the error reappears
the cable is bad and needs to be replaced.
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