Canon BJC6500 Service Manual - Page 70

Printer, Temperature, Sensor Error, Waste Ink Full, Error/Waste, Ink Warning, ROM Error, EEPROM, Error

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Part 4: TROUBLESHOOTING 1.3 Troubleshooting by Errors 1. ROM Error ROM cannot be read during initialization. Control ROM Replace the ROM or control board. 2. RAM Error RAM cannot be read or written. DRAM, printer controller Replace the control board. 3. EEPROM Error EEPROM cannot be written. EEPROM, printer controller Replace the control board. BJC-6500 CAUTION Error indications may fail if the ROM or RAM error occurs. 4. Printer Temperature Sensor Error The thermistor is defective. Thermistor (TH1) Replace the control board. 5. Waste Ink Full Error/Waste Ink Warning The calculated amount of waste ink absorbed is 100% or 95% of the capacity of the waste ink absorber. Waste ink absorber, control board 1. Reset the EEPROM/replace the waste ink absorber. 2. Replace the control board. 4-6

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1.3 Troubleshooting by Errors
<Cause>
ROM cannot be read during initialization.
<Suspected parts>
Control ROM
<Measure>
Replace the ROM or control board.
<Cause>
RAM cannot be read or written.
<Suspected parts>
DRAM, printer controller
<Measure>
Replace the control board.
<Cause>
EEPROM cannot be written.
<Suspected parts>
EEPROM, printer controller
<Measure>
Replace the control board.
Error indications may fail if the ROM or RAM error occurs.
<Cause>
The thermistor is defective.
<Suspected parts>
Thermistor (TH1)
<Measure>
Replace the control board.
<Cause>
The calculated amount of waste ink absorbed is 100%
or 95% of the capacity of the waste ink absorber.
<Suspected parts>
Waste ink absorber, control board
<Measure>
1. Reset the EEPROM/replace the waste ink
absorber.
2. Replace the control board.
Part 4: TROUBLESHOOTING
BJC-6500
4-6
4. Printer
Temperature
Sensor Error
5. Waste Ink Full
Error/Waste
Ink Warning
1. ROM Error
2. RAM Error
3. EEPROM
Error
CAUTION