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E02521/ E02522/ E02523/ E02524/ E02525/ E02526/ Ink Level Low Error; E02530/ Ink Type Error; E02800/ E02801/ E02802/ E02803/ E02811/ Printhead Error; E02804/ E02805/ E02806/ E02807/ E02808/ E02809/ E0280a/e0280b/ E0280c/ E0280d/ E0280e/ E0280f/ Ink Tank Error - Canon W6400 Series Service Manual

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Chapter 6
The display of this error indicates normal status if the setting is made by the user intentionally or due to an operation mistake.
In this case, the error message is displayed whenever printing is started, but it can be temporarily canceled by pressing the [Online] button to start printing
or pressing the [Stop/Eject] button to cancel printing.
To cancel this error and recover the ink level detection function, replace with a new ink tank designated for this printer.
Perform the following procedure whenever this error is displayed even though the ink level of the corresponding color is "?".
<Probable problem locations>
Engine controller, system controller
<Remedy>
1. Replace the engine controller.
2. Replace the system controller.

6.1.4.10 E02521/ E02522/ E02523/ E02524/ E02525/ E02526/ Ink level low error

<Cause>
Ink level has declined to approximately 10ml.
This error can be canceled by opening the right cover and printing can continue until the ink empty errors E02500 to E02505 appear.
<Probable problem locations>
Ink tank, engine controller and system controller
<Remedy>
1. Replace ink tank
2. Replace engine controller.
3. Replace system controller.

6.1.4.11 E02530/ Ink type error

<Cause>
The received data is different from the Bk ink being used.
<Probable problem locations>
Printer operating procedure error.
<Remedy>
1. Execute Maintenance > Update Ink Information from the printer driver and update the print driver ink information.
2. Send image data that has the same ink characteristic as the ink being used (Bk or MBk).

6.1.4.12 E02800/ E02801/ E02802/ E02803/ E02811/ Printhead error

<Cause>
This is displayed when no printhead is detected.
This is displayed when unusually high temperatures are detected in the printhead.
This is displayed when installation of an incorrect printhead is detected.
This is displayed when a checksum error occurs in the printhead EEPROM.
This is displayed when a DI correction failure is detected in the printhead.
<Probable problem locations>
Printhead, head relay PCB, carriage relay PCB, engine controller, system controller
<Remedy>
1. Replace the printhead.
2. Replace the head relay PCB.
3. Cable connection check
Replace the cable between the head relay PCB and carriage relay PCB if the connection is not functioning normally.
4. Replace the carriage relay PCB.
5. Cable connection check
Replace the cable between the carriage relay PCB and engine controller if the connection is not functioning normally.
6. Replace the engine controller.
7. Replace the system controller.
6.1.4.13 E02804/ E02805/ E02806/ E02807/ E02808/ E02809/ E0280A/E0280B/ E0280C/ E0280D/ E0280E/ E0280F/ Ink
tank error
<Cause>
This is displayed when installation of an incorrect ink tank is detected.
This is displayed when a checksum error occurs in the ink tank EEPROM.
<Probable problem locations>
Ink tank, ink tank unit, engine controller, system controller
<Remedy>
1. Replace the ink tank.
6-8
0008-6514
0010-0368
0008-6516
0008-6517

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