Wilan LIBRA 5800 AP, User Manual

Page: 35 / 156

Quick-Start Menu
June 2003 Rev 0 35
Radio Configuration:
Setting the Modulation Type
The OFDM Modulation Type can be selected from among the following possible values: "QAM 16",
"QPSK" and "BPSK". The selected type will be added to the next superframe transmitted.
➧
To set the Modulation Type
1. Move the cursor to the
Modulation Type
field and press Enter . The field highlights.
2. Select from the list using the up and down arrow keys the Modulation type and press Enter. The
possible options are: QAM 16, QPSK, and BPSK. The new modulation type is applied after the
next reboot.
Setting the Tx power
➧
To set the Tx power
1. This configuration allows the user to program the output power from -3dBm to +17dBm
2. Move the cursor to the
Set Tx Power
field and press Enter . The field highlights.
3. Type in the signal strength. The new signal strength is applied.
Setting the RF Center Frequency
Libra 5800 equipment uses Time Division Duplexing (TDD). In TDD, the units transmit and receive
on the same frequency. They alternate in time to provide the duplexing capability. The frequency of
these channels depend on the model of equipment used.
The center frequency is a frequency located in the middle of each set of transmit and receive
channels and it defines the group of frequencies situated around it.
➧
To set the RF Center Frequency
1. Move the cursor to the
Set RF Center Frequency
field and press Enter . The entry field is
highlighted.
2. Enter the frequency value assigned to this unit in kHz and press enter to effect the changes. The
unit does not require rebooting for this change to become effective.
Communication Parameters:
Setting the Internet IP Address
An IP address must be assigned to each Libra unit in the network. Changes takes effect on the next
reset. You will require the IP address assigned by your system network administrator to your Libra
unit for this procedure.
1. Move the cussor to the
Internet IP Address
field and press Enter . The data entry field
highlights.
2. Type the unique Internet IP address for the unit and press Enter . The Internet IP address is
assigned to the unit.