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5) APD OFF/ON
Used to switch the APD (Auto Power-Down) mode between ON and OFF.
The APD mode is used to automatically perform stop processing and turn off the
power supply to the recorder when the higher priority power supply is stopped with
a back-up power source present.
This mode is valid for the power supply connections noted below:
Priority power source
AC
AC
AC
DC
• When APD mode is ON:
During recording : TOC and EOD are written on the tape, recording stops and
Other than during recording : The STOP mode is invoked and then the power is
— When the recorder was stopped during recording: The ID is incremented and
the REC mode is invoked.
— When the recorder was stopped other than during recording: The STOP
mode is invoked.
Note
When APD mode is ON, a microscopic current flows even when the recorder
power is OFF. If the recorder is left for a long time in this condition, the battery
will completely discharge.
• When APD mode is OFF, if the higher priority power supply is stopped, the
recorder enters the battery back-up mode and continues operation as long as
there is a charge remaining in the battery, yet the operation way end abnormally.
6) IRIG ON/OFF
Set this switch to ON to record the IRIG (IRIG-B time code) signal onto the AUX
analog channel. Set to OFF to input analog signals other than IRIG signal.
7) MST/SLV
Used to set the recorder to master or slave for synchronous operation.
8) %/dB
Used to switch the bar meter scale to percentage or dB.
Back-up power source
DC and battery (DC priority)
DC
Battery
Battery
then the power is turned OFF.
turned OFF.
When power is supplied again, the recorder
automatically performs the following operations.
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