June 10, 2003
Periodic Maintenance
58
2.
Check to see if any alarms have been recorded, since multiple alarms could cause
the video cassette to run out earlier than expected. There should always be
enough video tape remaining on the cassette to record at least five minutes of
activity at the selected alarm speed.
3.
Perform the following tests on a regular basis:
a.
Play back a tape recently recorded under normal conditions by the system to
confirm picture quality.
b.
Manually trigger an alarm condition to check for proper alarm mode
operation.
c.
Play back the alarm test recording to confirm operation and picture quality.
4.
Use the manufacturer's recommended video tape and replace it regularly. See
Recommended Tape Passes
.
a.
Check tapes for head scarring and replace any damaged tapes.
b.
Handle tapes carefully and store them in their boxes.
c.
Keep the tapes away from dust, magnetic fields, excessive heat, and direct
sunlight.
