NEC SV8500, Руководство пользователя

Страница: 255 / 3438

VOL.2-2
IP-BS (BS301)
1.2 Preparation for IP-BS installation
(a) Confirmation before starting the installation
Because IP-BS is the equipment uses the faint signal, avoid installing the IP-BS within the below written con-
ditions as possible to ensure the communication quality and complex working.
[When used Indoor]
Location where strong electric wave, radio wave, micro wave might be outputted from equipment such as TV,
Radio, Wireless transmitter or microwave oven.
[When used Outdoor]
Location where radio signal might be jammed by the influence of the cars, such as place runs along the highway.
Location where radio signal might be jammed by the influence of the radio controlled plane, cars.
Near the seashore where might suffer damage from salty breeze. (Plastic box is provided to give protection from
the rains and salty breeze.)
Reconsider to install in any other special location (location where there is risk of explosion, radio signal jam,
strong electromagnetism).
(b) Avoid to install in the wall made by the soil or to the board because it might fall down.
(c) There will be a weight pressure to the wall or post. Therefore choose the location where it will not quake or vi-
brate.
(d) When the installed surface is made by any kind of metal, fasten the wood piece or tilt the antenna to separate the
antenna and the wall as possible.
In case of metal wall
(e) Install in the location where antenna will not interfere anything.
Metal W
all
Metal W
all
W
ood Piece
IP-BS IP-BS
Tilt
Using wood piece: Tilting the antenna:
antenna