SIA CCTV System Maintenance

Question 1

How often should CCTV cameras and equipment be inspected as part of routine maintenance?

Accepted Answer

Regularly, according to a planned maintenance schedule

Answer

CCTV systems should be inspected regularly according to a planned preventative maintenance schedule. This helps identify and resolve issues before they lead to system failures.

Question 2

What is the most common cause of poor image quality on outdoor CCTV cameras?

Accepted Answer

Dirty or obstructed lenses and camera housings

Answer

Dirt, dust, cobwebs, and condensation on camera lenses and housings are the most common causes of poor outdoor image quality. Regular cleaning is essential.

Question 3

What should be checked when testing a CCTV recording system?

Accepted Answer

That footage is recording correctly, time stamps are accurate, and playback quality is acceptable

Answer

A thorough recording system check should verify that footage is being recorded properly, time and date stamps are accurate, playback quality meets operational requirements, and storage capacity is adequate.

Question 4

What is the purpose of an Uninterruptible Power Supply (UPS) in a CCTV system?

Accepted Answer

To provide backup power during mains power failures

Answer

A UPS provides temporary backup power during mains electricity failures, allowing the CCTV system to continue recording and giving operators time to safely shut down equipment if necessary.

Question 5

Why is it important to maintain accurate time synchronisation across all CCTV cameras?

Accepted Answer

Consistent time stamps are essential for evidence integrity and correlating events across multiple cameras

Answer

Accurate time synchronisation ensures that footage from different cameras can be reliably correlated, and that time stamps are accurate for evidential purposes in court.

SIA CCTV Operator Practice Test

SIA CCTV Operator Practice Test

SIA CCTV System Maintenance