Ricoh A251 Operating Instructions Manual page 122

Paper length count up/down, Paper length up/down speed, and Paper size pattern: When you
press the preset length key, the copier scrolls through a selection of preset paper sizes. The copier
can scroll through the preset lengths forward or backward, and at different speeds. There are
many sets of sizes from which to choose. Ask your service representative for details.
Original feed out waiting time
You can set the number of minutes before the copier delivers the original automatically when the
copier is ready to receive the paper. The time can be set to 1, 2, 3, 4, or 5 minutes. The function
can also be turned off.
Original feed start time
You can set the number of seconds before the rollers start to pull the original in. If the original is
often fed obliquely, you can solve the problem by setting a longer pause. The time can be set to
1, 2, 3, 4, 5, 6, or 7 seconds.
Auto off time
You can set the machine waits after the last operation before switching itself off automatically.
The time can be set by minute from 1 to 240 minutes.
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