• Code: 1FC4
• Description: ILS error (3)
• Causes: ILS control error has occurred. • The fuse of the Main Board has blown.
• Remedy: Replace the Main Board.

• Code: 1FC5
• Description: ILS error (4)
• Causes: ILS control error has occurred. • The fuse of the Main Board has blown.
• Remedy: Replace the Main Board.

• Code: 1FC6
• Description: ILS error (5)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.

• Code: 1FC7
• Description: ILS error (6)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.

• Code: 1FC8
• Description: ILS error (7)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.

• Code: 1FC9
• Description: ILS error (8)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.

• Code: 1FCA
• Description: ILS error (9)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.

• Code: 1FCB
• Description: ILS error (10)
• Causes: ILS control error has occurred. • Cartridge Holder Board failure • Main Board failure
• Remedy: 1. Replace the Cartridge Holder. (Check both right/left ones respectively.) 2. Replace the Main Board.