User manual

Keys :
There are 7 keys and 1 switch :
Mode
There are 3 modes : OGM, TO DO and TIME. Press K3 (</Rep) or
K4 (>/Scan) for less than 2 seconds to select when it is stop.
It will back to OGM Mode automatically if no operation in other
mode in 30 seconds (except when playing or recording). The button
will hold if you set the S1 (Hold) switch to HOLD or no operation
in 10 minutes. You can press K5 (+/Mode/^) for more than 3 seconds
or set the switch S1 (Hold) to HOLD and back to release. In process
of play and record, it will get in Power Off Mode after stop.
Otherwise it will get into Power Off Mode immediately.
(1) OGM mode :
It will display the number of OGM messages and the remainder
time of recording. It will display the hour and minute at
the same time if the remainder less than 1 hour. Otherwise