No.  | Description  | No.  | Description  | 
|---|---|---|---|
1  | Operation panel (SOP-G2.5) (PCB13)  | 5  | Auto paper size (APS) sensors (S44) (S45)  | 
2  | Anti-condensation heater (Scanner heater) *1  | 6  | Scanner lamp unit (LED)  | 
3  | Scanner home position sensor (S42)  | 7  | Scanner motor (M26)  | 
4  | ADF/Platen cover sensor (S43)  | 8  | Sensor board unit (SBU) (PCB7)  | 
*1 Service part