User Manual

Table Of Contents
Configuration
Checking Firmware Version
Simplex Protocol
20 www.javad.com
1. In Auto mode rover receives the data from both base transmitter and repeater. The sophisticated algorithm of data receiving
allows the modem to eliminate any data doubling.
2. In this mode the incoming data from base transmitter will be ignored.
3. In this mode the incoming data from repeater will be ignored
4. Rated RF output power and frequency ranges for USA: 2 W - 217-220 MHz, 4 W - 220-222 MHz; for Canada: 4 W - 217-218
and 219-220 MHz, 4 W - 220-222 MHz
2. When finished, click FileDisconnect.
2.6. Checking Firmware Version
Use ModemVU to check the firmware version of your HPT204BT.
1. Connect your modem and computer. See “Connecting HPT204BT and Computer” on page 17 for
this procedure.
2. Start ModemVU. Select the HPT204BT and than the COM port and click Ok (see “Configuring
HPT204BT” on page 18).
3. Click on Identification tab (Figure 2-5).
Figure 2-5. Identification tab
This tab lists important information about the hardware accessories and software properties.
4. Click FileDisconnect, then FileExit to quit ModemVU.
Link Space For both Base and Rover modems the link space must be the same.
Forward Error
Correction
Enable Enable
Scrambling Enable Enable
Parameter Base Modem Repeater Rover Modem