OKI B4600

Error 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 .

	Error Code
	Service Mode, Troubleshooting
	Parts Catalog
	Compatibility
	Downloads Files
	Home