40 Pelco Manual C671M (1/01)

ALARM RECORDING
When an alarm occurs, the VCR switches to alarm recording.
•Set the alarm recording mode and alarm recording period in the Recording Set Up
menu. Refer to the

Recording Set Up Menu

section for field definitions and additional
information and the

Programming for Alarm Recording

section for instructions.
•The index signal is automatically recorded when an alarm recording begins (INDEX
indicator flashes on the fluorescent display).
•Even if an alarm recording is happening, a new recording starts when the second
alarm signal is input. (However, if the interval between two alarm recording start times
is too short, the second signal may not be detected during skip or index search. Refer
to Table E.)

Table E. Minimum Interval Between Recordings

Alarm Minimum Interval
Recording Between Two Alarm
Mode Recording Start Times
8H Approx. 15 seconds
L24H Approx. 2 minutes
L40H Approx. 2 minutes
•An alarm recording continues until its end during timer recording, even if the timer
recording end time is reached.
•An alarm recording is cancelled if the tape reaches its end.
00247
ALARM SET INPUT
8 - L40H
RECORDING
8 - L40H
RECORDING
8 -L40H
RECORDING
15sec
NORMAL mode NORMAL mode
ALARM mode
TAPE DIRECTION
8H
RECORDING

Figure 19. Switching from Normal to Alarm Mode and Back

ALARM RECORDING CONNECTION
You can confirm an alarm from a distance by connecting the ALM (alarm) OUT terminal to
an existing alarm system panel or other external device, such as a buzzer. Refer to Figure 3.