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Code :

Code: 79.XXXX
Display: 79.XXXX PRINTER ERROR
Description: HP Color LaserJet 3700 series printer only. A critical hardware error has occurred.
Remedy: 1. Turn the printer off and then back on. 2. Reseat the firmware DIMM. 3. Reseat the formatter PCB. 4. Replace the firmware DIMM. 5. Replace the formatter PCB.

Code: 8X.YYYY
Display: 8X.YYYY EIO ERROR
Description: HP Color LaserJet 3700 series printer only. The EIO accessory card in slot X has encountered a critical error
Remedy: 1. Turn the printer off and then back on. 2. Reseat the EIO card. 3. Replace the EIO card.

Code: 99
Display: 99 ERROR
Description: (Event log only) RFU (remote firmware upgrade) failed.
Remedy: Resend firmware upgrade.

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