Ricoh D009 Service Manual page 243

Both tray lift sensor and lower limit sensor are turned on at the same time
when the main power is turned on or the right door is closed.
-2 B
Tray lift motor defective or disconnected
Tray lift sensor defective or disconnected
Lowe limit sensor defective or disconnected
Fusing exhaust fan motor error
The IOB does not receive the lock signal for10 seconds after turning on the
fusing exhaust fan.
530 D
Defective fusing exhaust fan motor or connector disconnection
Defective IOB
Disconnected harness
Exhaust fan motor error
The IOB does not receive the lock signal for 10 seconds after turning on the
exhaust fan motor.
531 D
Defective exhaust fan motor or connector disconnection.
Defective IOB
Disconnected harness
Cooling fan motor error
The machine does not detect the fan motor lock signal for 10 seconds after
turning on the cooling fan motor.
532 D
Defective cooling fan motor or connector disconnection.
Disconnected harness
Defective IOB
533 D Paper exit cooling fan motor error
The machine does not detect the fan motor lock signal for 10 seconds after
SM 4-17
SC Tables: SC5xx -1
D009/D011/D012/D013