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05-6358A01, Rev. 02 (FCC)

MDS SD1 Quick Start Guide (x710 Mode)

5

Table 3: Key Software Commands

Command

Function

ALARM

Read current operating condition of the radio.

BAUD [xxxxx abc]

Set/display the data rate and control bits.

BUFF [ON, OFF]

Enables or disables the internal radio data 
buffer.

CTS [0-255]

Set/display the Clear-to-Send delay in 
seconds.

DEV

Display modem control deviation.

DEVICE [DCE, CTS KEY]

Set/display device mode.

DKEY

Dekey the radio (transmitter OFF). This is 
generally a radio test command.

DUMP

Display all programmable settings.

HELP

Shows available commands.

KEY

Key the radio (transmitter ON). This is 
generally used as a radio test command.

MODEM [xxxx]

Set the modem characteristics of the radio.

PORT [RS232, RS485]

Set/display COM2 data port interface 
settings.

PTT [0-255]

Set/display the Push-to-Talk delay in 
milliseconds.

PWR [20-37]

Set/display the transmit power setting.

RSSI

Display the Received Signal Strength 
Indication.

RTU [ON/OFF/0-80]

Re-enables or disables the radio’s internal 
RTU simulator and sets the RTU address.

RX [xxx.xxxx]

Set/display the receive frequency.

RXLEVEL [-20 to 0]

Set/display the receive audio input level.

SCD [0-255]

Set/display the Soft-Carrier Dekey delay in 
milliseconds.

SHOW [DC, PWR]

Display the DC voltages and transmit power 
level.

SNR

Signal-to-Noise Ratio, expressed in dB

SPECTRUM [xxx.xx]

Display the transceiver’s built-in spectrum 
analyzer, where xxx.xx denotes center 
frequency.

STAT

Display radio status and alarms.

TEMP

Display the internal temperature of the radio 
in degrees C.

TOT [1-255, ON, OFF]

Set/display the Time-out Timer delay in 
seconds.

TX [xxx.xxxx]

Set/display the transmit frequency.

TXLEVEL [-20 to 0, AUTO]

Set/display the transmit audio input level.

UNIT [10000...65000]

Set/display the transceiver’s unit address.

Summary of Contents for MDS SD1

Page 1: ...ing the radio do not mount the case with the cable connectors pointing up Also dress all cables to prevent moisture from running along the cables and into the radio CAUTION Using screws longer than 1 4 inch 6 mm to attach the brackets to the radio may cause internal damage Use only the screws supplied Figure 2 Typical Installation Remote Site Shown Figure 3 Mounting Bracket Dimensions 2 Install th...

Page 2: ...ed using the MODEM command Use MODEM xxxx if changes are required where xxxx represents the modem speed in bps When finished with the steps above review the other configu ration options to determine if other settings are required for your system Table 3 lists key software commands for the radio 2 2 Initial Checkout In service operation of the transceiver is completely automatic The only operator a...

Page 3: ...erating in RS 232 mode For RS 422 485 refer to the Reference Manual NOTE The radio is hard wired as a DCE device Table 3 on the following page lists key software commands for the SD transceiver Many commands can be used in two ways 1 The basic command shown first may be entered alone to issue a query or execute a simple command 2 The basic command may be appended with additional argu ments shown i...

Page 4: ...nergy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Operation of this device subject to the following two conditions 1 this device may not cau...

Page 5: ...Set display the Push to Talk delay in milliseconds PWR 20 37 Set display the transmit power setting RSSI Display the Received Signal Strength Indication RTU ON OFF 0 80 Re enables or disables the radio s internal RTU simulator and sets the RTU address RX xxx xxxx Set display the receive frequency RXLEVEL 20 to 0 Set display the receive audio input level SCD 0 255 Set display the Soft Carrier Dekey...

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