User's Manual

SZZJ-A10~17LF-LCPA User
Manual
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2) It is better to use a directional panel antenna or Yagi when the coverage shape is long and narrow
(corridors, long row of houses in two sides, tunnels or elevators or rural open space).
7.7. Repeater Installation
7.7.1. Installation Steps
10dBm~30dBm shall be installed in indoor areas only
1) Connect the power supply and the cables properly to the repeater ports.
2) Check again to make sure the repeater is installed firmly and repeater alarm LED must stay green.
7.7.2. Repeater’s ports description
1) Outdoor port: connected with the donor antenna by cable.
2) Indoor port: connected with server antenna directly or by cable.
3) DC IN: connected with power supply.
7.7.3. Accessories selection
Please pay attention to the two points of “frequency” and “impedance” during the selection of the accessories.
All accessories shall support the repeater’s frequencies from feeder line, antenna and splitter to combiners
etc. For example, the repeater’s frequency is GSM900, so all the accessories must support the GSM900
frequency. And the repeater’s impedance is 50ohm, so the accessories shall all be 50ohm. To use any other