Ricoh M128 SP4400SF

• Code: 844
• Description: Front scan module output level error

• Code: 844.01
• Description: Rear scan module output level error

• Code: 844.02
• Description: Front scan module lamp level too low

• Code: 844.03
• Description: Rear scan module lamp level too low

• Code: 845
• Description: Front scan module cable failure or SCC card failure

• Code: 845.01
• Description: Rear scan module cable failure or SCC card failure