Zhejiang Dahua Vision Technology Co. Ltd DH-SD1A ユーザーズマニュアル
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This series product shall be away from the strong electromagnetism radiant, please keep it
away from wireless power, TV transmitter, transformer and etc.
7. Daily Maintenance
Please use the soft cloth to clean dust on the shell, or you can use soft cloth with cleaning
liquid to clean the shell and then use soft cloth to make it dry.
Do not use gasoline, dope thinner or other chemical material to clean the shell. It may result
in shell transfiguration or paint flake.
Do not allow the plastic or rubber material to touch the shell for a long time. It may result in
paint flake.
I
t is highly recommended to use the product with a lightning-proof device, which can realize
better lightning-proof effect.
This product has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This product generates,
uses, and can radiate radio frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation. If this product
does cause harmful interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
—Consult the dealer or an experienced radio/TV technician for help.
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
—Consult the dealer or an experienced radio/TV technician for help.
This equipment should be installed and operated with a minimum distance 20cm between
the radiator and your body.