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ALARM AND PRE-ALARM RECORDING4
English 25
Follow the procedures below to have the digital video
recorder record an image from before detection of an
alarm and the start of alarm recording.
1 Set pre-alarm recording.
Follow the procedures on P. 64 to set “8. ALARM REC
MODE SET” on the <MAIN MENU 1> screen to “PRE-
ALARM RECORDING”.
2 Following this, press the [EXIT/OSD]
button.
The display returns to the normal screen.
“PRE” is displayed in the operation display area and the
ALARM indicator lights. Pre-alarm recording starts (without
displaying a symbol).
Until an alarm signal is received, video will be recorded in
a repetitive fashion in a section of the alarm recording area
as set for pre-alarm recording by "DURATION".
Pre-alarm recording is automatically ended and alarm
recording starts.
z “PRE” from the operation display area is replaced by
“ALARM” and the ALARM indicator flashes.
z When you record for the first time, the default settings
are used. For details regarding changing of the image
quality or recording rate, see P. 64.
z When the space remaining in the alarm recording area
drops below the setting value, the ALARM FULL
indicator lights and recording stops. You can start
recording from the beginning again by changing the
recording setting. (JP. 57)
Pre-alarm recording
05- 10- 04 PRE 0001
20: 10: 00 EN 10
FPS
If an alarm is detected
05- 10- 04 ALARM 0001
20: 10: 00 EN 10
FPS
ALARM FULL indicator
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