Ricoh FT8880 Service Manual page 103

RDH Timing Chart 1 (Single sided original in duplex mode)
Original Size
Start Key
Original Set Sensor
Entrance Sensor
1st Transport Sensor
2nd Transport Sensor
Registration Sensor
Inverter Entrance Sensor
1st Inverter Sensor
2nd Inverter Sensor
Exit Sensor
Separator Sensor
Original Height Sensor
Blower Motor
Feed Motor
Belt Drive Motor
Inverter Motor
Feed Belt Drive CL
Feed Belt Brake CL
Vacuum Shutter SOL
Separator Motor
Exit Roller SOL
Feed Signal Feed Signal
Approx. 2 sec
ON
ON
ON
ON
2500 rpm 1250 rpm
Thin Mode
100 msec
Feed Signal
Exit Signal
OFF
ON
ON
30P+a
*NOTE
a
Reverse
2150 rpm
a
*NOTE: is the SP mode registration setting.
Feed Signal
Exit Signal
ON
OFF
OFF
ON
OFF
Reverse
Reverse
1120 rpm