• Code: 042, 043, 045
• Description: Flash File System Error
  Failed access to Flash set directly on PU/CU board.
• Remedy: Run forced initialization of Flash.(Note that NIC- F/W and Mac address is deleted.After the initialization,it is need to download NIC-F/W and / or Mac address by Maintenance utility.)Press"+”,"- ”,"CAN-CEL”to turn power ON . Replace the PU/CU board if symptom does not change.

• Code: 049
• Description: LED head type (resolution) error
  LED Head type was mismatched with CU and Engine.
• Remedy: 1) Replace the PU/ CU board with the one for the proper head. 2) Replace with a head of proper resolution.

• Code: 051
• Description: CU Fan Error Abnormal CPU cooling fan on PU/ CU board.
• Remedy: Connect Properly. Replace fan. Replace the PU/ CU board.

• Code: 052
• Description: DMA Abort Error detected in Image processor.
• Remedy: Power Off/On. Replace the PU/ CU board.

• Code: 067
• Description: SleepMode Interface Monitor I/F error with CU F/W.
• Remedy: Power Off/On. Replace the PU/ CU board.

• Code: 069
• Description: The NIC device had not worked correctly.
• Remedy: Power Off/On Replace the PU/ CU board.

• Code: 070
• Description: PSE firmware fault was detected.
• Remedy: Power Off/On. Replace the PU/ CU board.

• Code: 072
• Description: Engine I/F error between PU-CU.
• Remedy: Power Off/On. Replace the PU/ CU board.