SecurityMan SmartCamDVR - User manual - Manual (Page 7)

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• DO NOT disassemble or repair the dialer or any other relevant
peripheral equipment s on your own. Improper disassembly might
cause damage to the product or the peripheral equipment.
• DO NOT put the camera in quaky paces. The camera may be unstable
or out of operation if installed improperly. Such installation may also
cause breakdown.
• DO NOT touch, shake or hold the antenna. Touching, shaking or holing
the antenna might influence the receiving of electromagnetic wave,
and thereby influence the receiving effect.
• DO NOT use the camera in complex environment, the obstruction of
stumbling block will affect the electromagnetic wave and influence
the receiving range. Wall, tree and other stumbling block might absorb,
reflect the electromagnetic wave, and influence the receiving range.
• DO NOT use the camera in the places which are covered with
metal. The around metal, such as elevator and cabin, might shield the
electromagnetic wave, and result in inability to receive signals.
Conditions
Please read the following messages to make sure your working
environment is suitable.
• The temperature should be kept between –10˚C and 50˚C (14˚F to
122˚F). The relative humidity should be kept between 20% and 80%.
• Avoid putting the product in places where temperature or humidity
may change rapidly.
• Keep it dry, dustless and avoid lens exposure in direct sunlight.
• Keep product away from heat sources such as electric heaters.