Important Safeguards and Warnings
1. Electrical safety
• All installation and operation here should conform to local electrical safety codes.
• Use a certified/listed 12VDC Class 2 power supply only.
• Please note: Do not connect two power supplying sources to the device at the same time; it may
result in device damage! The product must be grounded to reduce the risk of electric shock.
• Improper handling and/or installation could run the risk of fire or electrical shock.
2. Environment
• Device should not be subject to heavy stress, heavy vibration, or exposure to water during
transportation, storage, and installation.
• This product should be installed in a cool, dry place away from direct sunlight and heat sources.
• Do not install the product in extreme temperature conditions.
• Do not expose the camera to electromagnetic radiation or it may result in CMOS sensor failure.
• Do not block any ventilation openings.
• Do not allow water and liquid intrusion into the camera.
3. Operation and Daily Maintenance
• Please shut down the device and then unplug the power cable before you begin any maintenance work.
• Do not touch the CMOS sensor optic component. You can use a blower to clean the dust on the lens
surface.
• Always use the dry soft cloth to clean the device. If there is too much dust, use a cloth dampened with a
small quantity of neutral detergent. Finally use the dry cloth to clean the device.
• Please use a professional optical cleaning method to clean the enclosure. Improper enclosure cleaning
(such as using cloth) may result in poor IR functionality and/or IR reflection.
• The grounding holes of the product are recommended to be grounded to further enhance the reliability
of the camera.
• Dome cover is an optical device, please don’t touch or wipe cover surface directly during installation
and use, please refer to the following methods if dirt is found:
• Stained with dirt - Use oil-free soft brush or hair dryer to remove it gently.
Stained with grease or fingerprint - Use oil-free cotton cloth or paper soaked with alcohol or detergent to
wipe from the lens center outward. Change the cloth and wipe several times if it is not clean enough.