Ricoh FT6645 Service Training Manual page 161

2. Two sided original
Registration sensor -1 and the feed-out sensor are used for misfeed checks
to light the original misfeed indicator.
Registration ON/OFF check is the same as for one-sided originals.
Feed-out
Sensor
Feed-out
Motor
Forward
Belt Drive
Motor
Reverse
: If the feed-out sensor does not activate within 130 pulses after the
feed-out motor starts turning, the CPU determines that the original will not
arrive (ON check).
: If the feed-out sensor does not de-activate within 200 pulses, the CPU
determines that the original is still there (OFF check).
: If the feed-out sensor does not activate within 130 pulses after the
feed-out motor starts turning, the CPU determines that the original will not
arrive (ON check).
: If the feed-out sensor does not de-activate within 200 pulses, the CPU
determines that the original is still there(OFF check).
: If the feed out sensor does not activate within 125 pulses after the
feed-out motor starts turning, the CPU determines that the original will not
arrive (ON check).
: If the feed-out sensor does not de-activate within 60 pulses after the feed
out motor slows down, the CPU determines that the original is still there
(OFF check).
FT6645/6655/6665
1st Copying
3-20
2nd Copying
STM