Furuno RD-33 Operator's Manual page 37

Stopwatch
To start the timer, press the START/CLEAR key. To lap or stop the timer, press the
START/CLEAR key. Though the time indication stops, the count is continued internal-
ly. To start the timer again, press the START/CLEAR key again.
Timer1 (2)
Set the time with the Cursorpad ( ) (default is 15:00.0 (maximum)). To start the timer,
press the START/CLEAR key. To lap or stop the timer, press the START/CLEAR key.
Though the time indication stops, the count is continued internally. To start the timer
again, press the START/CLEAR key again. When the remaining time is 10 minutes,
the alarm sounds. Then the alarm sounds at the specified time. When the count is 0,
the timer counts up the time.
When count is 0,
counts up the time.
[Timer1 (2)]: Count down timer
How to reset the value
For no-split screen: Press the START/CLEAR key long.
For horizontal/vertical three-way split 3 screen: Press the ENT key to select the screen
for [Stopwatch] or [Timer1 (2)] and press the START/CLEAR key long.
After you press the START/CLEAR key long, one long beep sounds.
START/CLEAR
key
[Stopwatch]: Count up timer
START/CLEAR
key
3. CUSTOM SCREEN
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