• Code: 2F67
• Display: Hardware error 038A0002-2F67 Turn off printer, wait a while, then turn it on again.
• Description: Embedded FlashROM read/ write error
• Remedy: Replace the spectrophotometer unit PCB.

• Code: 2F68
• Display: Hardware error 038A0002-2F68 Turn off printer, wait a while, then turn it on again.
• Description: Spectrophotometer EEPROM read/write error
• Remedy: Replace the spectrophotometer unit PCB.

• Code: 2F69
• Display: Hardware error 038A0002-2F69 Turn off printer, wait a while, then turn it on again.
• Description: Write/read error at RAM check
• Remedy: Replace the spectrophotometer unit PCB.

• Code: 2F6A
• Display: Hardware error 038A0002-2F6A Turn off printer, wait a while, then turn it on again.
• Description: Firmware update failed.
• Remedy: 1. Update firmware again 2. Replace the spectrophotometer unit PCB.

• Code: 2F6B
• Display: Hardware error 038A0002-2F6B Turn off printer, wait a while, then turn it on again.
• Description: Initialization after power on of CPU at spectrophotometer unit side failed.
• Remedy: Replace the spectrophotometer unit PCB.

• Code: 2F6C
• Display: Hardware error. 03130031-2F6C. Turn off printer, wait, then turn on again.
• Description: Failed self-testing.
• Remedy: Replace the spectrophotometer unit PCB.

• Code: 2F70
• Display: Hardware error. 03130031-2F70. Turn off printer, wait, then turn on again.
• Description: Indication at ink priming error in both subtanks.
• Remedy: For iPF6400 Series, 1. Replace both of the inktank units. 2. Replace the main controller PCB.

• Code: 2F71
• Display: Hardware error. 03130031-2F71. Turn off printer, wait, then turn on again.
• Description: Indication at ink priming error in the left subtank.
• Remedy: For iPF6400 Series, 1. Replace the left inktank unit. 2. Replace the main controller PCB.