Code :

Code: 173
Description: Upper Heater Temp, State: Low
Remedy: Turn the power off, then back on again. • Yes Is the thermistor open or shorted? Measure the resistance between thermistor contacts (heater contacts 120V/2Ω or 240V/7Ω, and thermistor contacts 200KΩ at room temperature) . • Yes Replace the fusing unit. • No Do the thermistor connector is connected to the high voltage/sensor board connector? • No Connect the thermistor connector property. • Yes Is the heater of the fusing unit turned on (when the heater is turned on, light is emitted)? • Yes Check the thermistor connector or replace the main control board or the fusing unit. • No Is the AC voltage being supplied to the connector for the heater of the power supply board? • No Replace the main control board or the power supply board. • Yes Check the heater connector cord and the heater connector for poor contact .

Code: 180
Description: I/F Error, Loc: Envelop feeder
Remedy: Is an option tray (High Capacity Second Paper Feeder or Multi Purpose Feeder) being used? • Yes Is the cable between the main control board and the optional tray being connected properly? • No Connect the cable properly. • Yes Replace the main control board. • Has the problem been solved? • No Check the problem by following the Multi Purpose Feeder maintenance manual of Appendix F or the High Capacity Second Paper Feeder maintenance manual of Appendix G. • Yes End • No Replace the main control board.

Code: 182
Description: I/F Error, Loc: Tray2
Remedy: Is an option tray (High Capacity Second Paper Feeder or Multi Purpose Feeder) being used? • Yes Is the cable between the main control board and the optional tray being connected properly? • No Connect the cable properly. • Yes Replace the main control board. • Has the problem been solved? • No Check the problem by following the Multi Purpose Feeder maintenance manual of Appendix F or the High Capacity Second Paper Feeder maintenance manual of Appendix G. • Yes End • No Replace the main control board.

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