OKI B4550 Error Codes list and solutions

OKI B4550 Error Codes list and solutions

– Compatible Printer model: OKI B4550
– OKI B4550 Error Code description:

• Code: 001
• Description: Machine check Exception
• Troubleshooting Guides:

• Code: 002
• Description: DSI Exception
• Troubleshooting Guides:

• Code: 003
• Description: ISI Exception
• Troubleshooting Guides:

• Code: 004
• Description: Alignment Exception
• Troubleshooting Guides:

• Code: 005
• Description: Program Exception
• Troubleshooting Guides:

• Code: 006
• Description: Floating-point unavailable Exception
• Troubleshooting Guides:

• Code: 007
• Description: Instruction address breakpoint Exception
• Troubleshooting Guides:

• Code: 008
• Description: Thermal management interrupt Exception
• Troubleshooting Guides:

• Code: 009
• Description: Instruction TLB miss
• Troubleshooting Guides:

• Code: 010
• Description: Data TLB miss
• Troubleshooting Guides:

• Code: 011
• Description: Data TLB store miss
• Troubleshooting Guides:

• Code: 020
• Description: CU ROM Hash Check Error 1
• Troubleshooting Guides:

Solve OKI B4550 Error codes

• Code: 030
• Description: CU Slot1 DIMM RAM Check Error
• Troubleshooting Guides:

• Code: 034
• Description: RAM configration error
• Troubleshooting Guides:

• Code: 035
• Description: Slot1 RAM Spec error
• Troubleshooting Guides:

• Code: 040
• Description: CU EEPROM ERROR
• Troubleshooting Guides:

• Code: 041
• Description: CU FLASH ERROR
• Troubleshooting Guides:

• Code: 042
• Description: FLASH FILE SYSTEM ERROR
• Troubleshooting Guides:

• Code: 043
• Description: FLASH FILE SYSTEM VERSION MISMATCH
• Troubleshooting Guides:

• Code: 050
• Description: Operator Panel Error
• Troubleshooting Guides:

• Code: 051
• Description: CU FAN ERROR
• Troubleshooting Guides:

• Code: 060
• Description: HOST_IF_NO_DRIVER:Centro
• Troubleshooting Guides:

• Code: 061
• Description: HOST_IF_NO_DRIVER:RS232C
• Troubleshooting Guides:

• Code: 062
• Description: HOST_IF_NO_DRIVER:USB
• Troubleshooting Guides:

• Code: 063
• Description: HOST_IF_NO_DRIVER:PCI
• Troubleshooting Guides:

• Code: 070
• Description: CANT_HAPPEN
• Troubleshooting Guides:

• Code: 072
• Description: Engine communication error
• Troubleshooting Guides:

• Code: 073
• Description: H/W overrun detect
• Troubleshooting Guides:

• Code: 074
• Description: F/W Overrun detect
• Troubleshooting Guides:

• Code: 075
• Description: VIC Limutter
• Troubleshooting Guides:

• Code: 076
• Description: VIC decomp write error (reserved: for monochrome product only)
• Troubleshooting Guides:

• Code: 077
• Description: VIC illegal decomp error (reserved: for monochrome product only)
• Troubleshooting Guides:

• Code: 102
• Description: Engine RAM Error (Reserved)
• Troubleshooting Guides:

• Code: 103
• Description: Engine SRAM Error (Reserved)
• Troubleshooting Guides:

• Code: 106
• Description: Engine Control Error
• Troubleshooting Guides:

• Code: 120
• Description: PU Board Fan Motor Error
• Troubleshooting Guides: Is the fan rotating? • Yes Replace the main control board. • No Is FAN connector on the main control board being connected properly? • No Connect FAN connector properly. • Yes Replace the fan or main control board.

• Code: 121
• Description: Power Supply LSI Error (Reserved)
• Troubleshooting Guides:

• Code: 122
• Description: Power Supply Fan Motor Error (Reserved)
• Troubleshooting Guides:

• Code: 123
• Description: Humidity Sensor (Reserved)
• Troubleshooting Guides:

• Code: 124
• Description: Temperature Sensor (Reserved)
• Troubleshooting Guides:

• Code: 125
• Description: Multi purpose tray home error (Reserved)
• Troubleshooting Guides:

• Code: 130
• Description: LED Head Over Temperature
• Troubleshooting Guides:

• Code: 134
• Description: LED Head Missing, Color: Black (Reserved)
• Troubleshooting Guides:

• Code: 143
• Description: Drum Up/Down, Color: Black (Reserved)
• Troubleshooting Guides:

• Code: 163
• Description: Toner Sensor Error, Color: Black
• Troubleshooting Guides:

• Code: 170
• Description: Upper Thermistor, State: Short
• Troubleshooting Guides: 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: 171
• Description: Upper Thermistor, State: Open
• Troubleshooting Guides: 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: 172
• Description: Upper Heater Temp, State: High
• Troubleshooting Guides: 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: 173
• Description: Upper Heater Temp, State: Low
• Troubleshooting Guides: 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: 179
• Description: Fuser Mismatch (Reserved)
• Troubleshooting Guides:

• Code: 180
• Description: I/F Error, Loc: Envelop feeder
• Troubleshooting Guides: 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
• Troubleshooting Guides: 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: 187
• Description: I/F Error,Loc: Control Panel (Reserved)
• Troubleshooting Guides:

• Code: 190
• Description: System Memory Overflow
• Troubleshooting Guides:

• Code: 200
• Description: PU F/W download check SUM error (Reserved)
• Troubleshooting Guides:

• Code: 201
• Description: PU F/W Flash write error (Reserved)
• Troubleshooting Guides:

• Code: 202
• Description: PU F/W Flash data missing (Reserved)
• Troubleshooting Guides:

• Code: 203
• Description: IMAGE ACK illegal page ID
• Troubleshooting Guides:

• Code: 204
• Description: IMAGE SET Trans error (Reserved)
• Troubleshooting Guides:

• Code: 205
• Description: No page at DUP IN (Reserved)
• Troubleshooting Guides:

• Code: 206
• Description: No page at PPOUT
• Troubleshooting Guides:

• Code: 207
• Description: Illegal function call
• Troubleshooting Guides:

• Code: 208
• Description: Parameter error
• Troubleshooting Guides:

• Code: 210
• Description: EM Null page cargo
• Troubleshooting Guides:

• Code: 211
• Description: EM Null page
• Troubleshooting Guides:

• Code: 212
• Description: EM No video queue
• Troubleshooting Guides:

• Code: 213
• Description: EM Illegal sequence
• Troubleshooting Guides:

• Code: 230
• Description: Toner TAG(EEPROM) Reader not installed
• Troubleshooting Guides:

• Code: 231
• Description: Toner TAG(EEPROM) Reader I/F Error
• Troubleshooting Guides:

– Get more information about Epson XP 15000 troubleshooting, click here

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here

Waste Ink Pad Counter Utility Functions:

– Cleaning printhead.
– Ink charge.
– Fix Epson red lights blinking Error

– Fix Epson Service Required Error: A printer’s ink pad at the end of its service life Please contact Epson Support.

– Check the current value of waste ink counters and ink level counters.
– Clear Waste Ink Counters.
– Read and write serial number.
– Read and write USB ID.
– Read and write HEAD ID.
– Make EEPROM dump, backup.
– Paper feed test.
– Nozzle check.
– Color check pattern.
– Initialize (disable) PF deterioration offset.
– Retrieve device information

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