Frequently Asked Question

Identifying Cameras Problems
Last Updated 3 years ago

VLOSS
Symptoms : No Display on Screen/Devices for that Camera. Some systems will indicate it with a "VLOSS" or "NO VIDEO" message.
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Possible Issues/Solution :
  • Camera cable disconnected.
    Make sure all cables are securely connected

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  • Camera power switched off/unplugged.
    Make sure all power adapters are plugged in and power on. Ensure that there is power from the wall socket.image
  • Adapter Faulty.
    Replace the adapter with a working one. To test, you can switch the adapter with other working cameras to test if it is the adapter. The adapter should also feel warm to touch. You can also use multimeter to test the voltage of the adapter if you are more technical savey.
    Covered under warranty if system under warranty and no physical damanged or abnormal used is detected.
  • Camera Faulty.
    You'll have to replace the camera.
    Covered under warranty if system under warranty and no physical damanged or abnormal used is detected.
  • Cable/Connector Damaged
    Cabling/Connector will need to be repair/re-lay. Damage normally occurs with the cable/connector are being pull too hard, bitten by rodents, accidentally cut or damaged by other work done nearby. This is not covered by warranty as it is physical damaged to the cables.

Black/Fuzzy Images
Symptoms : System display black or fuzzy images.
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Possible Issues/Solution :
  • Camera cable loose connection.
    Make sure all cables are securely connected
  • Adapter Faulty or Wrong Adapter Used.
  • Replace the adapter with a working one. To test, you can switch the adapter with other working cameras to test if it is the adapter. The adapter should also feel warm to touch. You can also use multimeter to test the voltage of the adapter if you are more technical savey. Most of the cameras we used uses 12 Volt Power Supply.
    Covered under warranty if system under warranty and no physical damanged or abnormal used is detected.
  • Camera Faulty.
    You'll have to replace the camera.
    Covered under warranty if system under warranty and no physical damanged or abnormal used is detected.
  • Cable/Connector Damaged
    Cabling/Connector will need to be repair/re-lay. Damage normally occurs with the cable/connector are being pull too hard, bitten by rodents, accidentally cut or damaged by other work done nearby. This is not covered by warranty as it is physical damaged to the cables.


Corrupted Images
Symptoms : Images showing blocks of pixelated or corrupted images.
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  • Camera Faulty.
    You'll have to replace the camera.
  • Covered under warranty if system under warranty and no physical damage or abnormal used is detected.
  • Cable/Connector Damaged
    If you are using Analogue HD System (e.g. HD-TVI, HD-CVI, HD-SDI), it may be due to damaged cable affecting the transmission.
    Cabling/Connector will need to be repair/re-lay. Damage normally occurs with the cable/connector are being pull too hard, bitten by rodents, accidentally cut or damaged by other work done nearby. This is not covered by warranty as it is physical damaged to the cables.


Black/White Images
Symptoms : Images showing black/white when it should be color
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  • Insufficient Lighting
    If the area is dim, try brigtening up and see if the problem persist. Some cameras may switched to night mode (IR Mode) at higher lighting settings which makes it black and white even when there's some light. You can also check by shinning a torchlight at the camera to see if it can force it back to color mode. If it does, some cameras allow for manual settings to increase the switch over lighting required, others don't. For those that doesn't allow manual setting,you can either increase the brightness of the area or change the camera angle slighly.
  • Camera Faulty
    If using bright light to illuminate the place doesn't switch the camera back to color mode, the sensorchip of the camera may be damaged. You'll have to replace the camera.
    Covered under warranty if system under warranty and no physical damage or abnormal used is detected. It's not considered faulty if increasing the lighting of the area enable the camera to switch back to day mode.
  • Wrong Signal Setting in DVR
    You may have set the wrong signal mode in the DVR. NTSC/PAL. Wrong signal would cause the DVR to display the camera in black/white mode. On some newer DVR, they will auto detect the signal type of the camera. Try switching off and on the DVR when the cameras are on to force it to auto detect the signal type again.

Images Not Clear
Symptoms : Cameras Images Blurred or Not Clear (Foggy)
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  • Camera Lens Not Focus
    Some cameras lens can be focus by adjusting it clockwise/anticlockwise manually. The lens focus might be shifted accidentally. Adjust it again to focus it.
  • Camera Dirty
    The camera might be dirty overtime, especially if they are located in area where there are grease or lots of dust. If the camera comes with detachable cover, detached it and wash it with dishwasher soap. Dry it and cover back the camera. You may also use damp non abrasive clothes to wipe the lens of the camera lightly. Be careful not to accidentally adjust the focus of the camera.
  • Camera Lens/Sensors Degraded over time
    The lens/sensors are degraded over time, If cleaning doesn't help, it may be time to get the camera replaced.

Disclaimer : The troubleshooting advises are given as is for references only. We'll not be responsible if there's damaged done to the equipment by diy troubleshooting which may or may not void the existing warranty or service contract.

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