GR-3 Operator`s Manual Digital UHF Radio Addendum
Contents
1. Parameter Base Receiver Rover Receiver Protocol Select Simplex This is the default setting for the GR 3 Digital UHF Modulation Select DBPSK Recommended for most applications Mode Select Transmitter Select Receiver Channel Select the current Transmit Receive freguency channel in MHz Assign a channel on which to transmit receive data Each channel uses a unigue communication freguency allowing up to five simultaneously transmitting radio modems without interference at the jobsite Use the same channel for both receiver and transmitter in the same network e Assign different channels to other networks Forward Error Enable to maximize data communication The rover radio Correction FEC modem has the capability to check and correct transmission errors if any in an incoming data stream See Notice below table for more information on FEC 1 6 GR 3 Operator s Manual Addendum Configuring a Base Rover Digital UHF Radio Modem in Simplex Mode Table 1 2 Receiver Parameters for the Radio Link Tab in Simplex Mode Continued Parameter Base Receiver Rover Receiver Scrambling Enable to provide more robust data communication over high interference areas Note For Simplex protocol the scrambling should be toggled off Output power Select the transmission n a power for the radio modem from 10 mW to 1 W Link rate Select 9600 as the link rate which is the default li2. 2972 TOC Table of Contents Chapter 1 GR 3 Digital UHF Radio Configuration 1 1 Configuring the Radio Modem rrura 1 1 Configuring a Base Rover Digital UHF Radio Modem in PDL Mode rrura 1 2 Configuring a Base Rover Digital UHF Radio Modem in Simplex Mode 1 5 Configuring a GSM Radio Modem rrera 1 9 Chapter 2 Troubleshooting asse 2 1 Check This First scorrerie ar ee 2 1 Receiver Problems rra 2 2 Appendix A Specifications A 1 Receiver Specifications sr A 1 General Details nn A 1 Digital UHF Transmitter Specifications A 2 Digital UHF Receiver Specifications A 3 P N 7010 0802 i Table of Contents Notes il GR 3 Operator s Manual Addendum Chapter 1 GR 3 Digital UHF Radio Configuration The GR 3 receiver is a multi frequency GPS receiver built to be the most advanced and compact receiver for the surveying market The following is an addendum to the GR 3 Operator s Manual on configuration of the Digital UHF radio modem for the Base and Rover in PDL and Simplex mode and configuration of a GSM radio modem Configuring the Radio Modem Modem TPS is Topcon s radio modem configuration utility for modems embedded in Topcon receivers Modem TPS version 2 2 or newer provides the following functions e Connecting a computer to an integrated radio mod
3. FEC with a differential messages format that produce a great deal of data select a link rate of 19200 anda modulation type of 4 level FSK to ensure reliable radio communication between receivers TE ArWest Radio Modem Ele Tools Hep Radio Link GSM CDMA Serial interface Identification Protocot POL wEOT Chf 461100000 Modulation GMSK Forward Error Correction E Scrambling E Mode Transmater Link ID 1 Network has Repeater M Radio Link ssweoma Serial interface Identification Link Rate 9600 z Protocol POL wEOT Chf 461100000 Output power 1W z Modulation GMSK Forward Error Correction F Scrambling E Modi Recem x le cener HG ee COMI 115200 Link Rate Output power COMI 115200 Figure 1 2 Apply Radio Link and Baud Rate Parameters 4 On the Serial Interface tab select the following baud rate parameters and click Apply Figure 1 3 on page 1 5 Baud Rate select a baud rate for the modem s serial port The same rate must be used for the receiver and the modem e RTS CTS controls the flow of data between the receiver and modem On enables handshaking hardware flow control hardware handshaking to prevent the radio link If the serial baud rate exceeds the link rate enable from overflowing resulting in data loss 5 When finished click File gt Disconnect 6 Click File Exit to close Modem TPS 1 4 GR 3 Operator
4. receiver using an RS 232 cable or Bluetooth wireless technology Turn on the receiver P N 7010 0802 1 9 GR 3 Digital UHF Radio Configuration 2 Open Modem TPS and select the COM Port the receiver is connected to Figure 1 7 Click Connect Connection Port s setting COMI E Disconnected Figure 1 7 Connect to Modem TPS 3 On the GSM CDMA tab set the following parameters Table 1 4 on page 1 10 and click Apply Figure 1 8 on page 1 11 Table 1 4 Receiver Parameters for a GSM Radio Modem Parameter Base Receiver Rover Receiver Model Shows the model of the Wavecom module and the GSM band that it uses Status Shows whether the SIM card inserted into the GR 3 is registered on the service provider s network It will report one of three things 1 Registered home network 2 Registered roaming 3 Not registered Operator Shows the service provider on the SIM card inserted into the GR 3 Digital UHF S N GSM modem Reports the electronic serial number of the Wavecom GSM module inside the GR 3 Digital UHF Signal quality Indicates the strength of the GSM signal The lower the number the closer to zero 0 the better the signal quality The minimum signal cutoff is 111 dB 1 10 GR 3 Operator s Manual Addendum Configuring a GSM Radio Modem As long as the SIM card is registered it will work although it may be roaming 4 Select ON in the Mode drop down ent
5. A TOPCON GR 3 Operator s Manual Digital UHF Radio Addendum TOPCON POSITIONING SYSTEMS GR 3 Operator s Manual Digital UHF Radio Addendum Part Number 7010 0802 Rev A Copyright Topcon Positioning Systems Inc March 2007 All contents in this manual are copyrighted by Topcon All rights reserved The information contained herein may not be used accessed copied stored displayed sold modified published or distributed or otherwise reproduced without express written consent from Topcon Terms and Conditions Thank you for buying this Topcon product This manual has been prepared to assist you with the care and operation of the product and its use is subject to these Terms and Conditions and those more fully set forth in the Operator s User s Manual Usage and Safety This product is designed for use by professionals Always use safety precautions when operating this or any Topcon product Copyrights All information contained in this Manual is the intellectual property of and copyrighted material of TPS All rights are reserved You may not use access copy store display create derivative works of sell modify publish distribute or allow any third party access to any graphics content information or data in this Manual without TPS express written consent and may only use such information for the care and operation of your Product The information and data in this Manual are a valuable as
6. Parameter Selection Output power 0 01 W 10dBm 0 02 W 13 dBm 0 05 W 17 dBm 0 1 W 20 dBm 0 25W 24 dBm 0 5 W 27 dBm 1W 30 dBm Nominal output impedance 50 Ohms 2 0 1 VSWR Output power control accuracy 1dB at normal test condition 2 0 dB and 3 0 dB under extreme test condition A 2 GR 3 Operator s Manual Addendum Digital UHF Receiver Specifications Digital UHF Receiver Specifications Table A 3 Digital UHF Receiver Specifications Parameter Specification Receiver sensitivity for DBPSK BER lt 1x10 over temperature 30 C to 60 C 115 dBm for 25 kHz Channel Spacing 116 dBm for 12 5 kHz Channel Spacing Adjacent channel selectivity 70 dB for 25 kHz Channel Spacing 60 dB for 12 5 kHz Channel Spacing Nominal output impedance 50 Ohms 2 0 1 VSWR Output power control accuracy 1dB at normal test condition 2 0 dB and 3 0 dB under extreme test condition P N 7010 00802 A 3 Specifications Notes A 4 GR 3 Operator s Manual Addendum ABM PV TOPCON Topcon Positioning Systems Inc 7400 National Drive Livermore CA 94551 800 443 4567 www topconpositioning com GJILIGINIIV ISO 9001 2000 FM 68448 GR 3 Operator s Manual Digital UHF Radio Addendum P N 7010 0802 Rev A 03 07 500 2007 Topco
7. ab select the following baud rate parameters and click Apply Figure 1 6 e Baud Rate select a baud rate for the modem s serial port The same rate must be used for the receiver and the modem Recommended baud rate 1s 115200 e RTS CTS controls the flow of data between the receiver and modem On enables handshaking hardware flow control hardware handshaking to prevent the radio link If the serial baud rate exceeds the link rate enable from overflowing resulting in data loss 5 When finished click File Disconnect 6 Click File Exit to close Modem TPS 1 8 GR 3 Operator s Manual Addendum Configuring a GSM Radio Modem 7 Launch PC CDU and set up the receiver to run as an RTK Base station TE ArWest Radio Modem Fle Too Hep Radio Link GSM CDMA Serial Interface identification COMI 115200 Figure 1 6 Apply Baud Rate Parameters Configuring a GSM Radio Modem maintain at least 25cm between the user and the To comply with RF exposure requirements radio modem For the GR 3 Digital UHF the integrated radio modem configured with a Wavecom GSM Module provides TX RX GSM communications between a Base and Rover or communications with a GPS network using IP based connections To configure a GSM modem have the following ready e PC running Windows 98 or newer e Modem TPS 2 2p0 or newer e A Serial cable or Bluetooth connectivity with PC 1 Connect the computer and
8. e Radio Link Tab in Protocol Mode Parameter Base Receiver Rover Receiver Protocol Select PDL w EOT This is the default setting for the GR 3 Digital UHF Modulation Select GMSK recommended for most applications Mode Select Transmitter Select Receiver Channel Select the current Transmit Receive freguency channel in MHz Assign a channel on which to transmit receive data e Use the same channel for both the transmitter and the receiver Forward Error Enable to maximize data communication The rover radio Correction FEC modem has the capability to check and correct transmission errors if any in an incoming data stream See Notice on page 1 4 for more information on FEC Scrambling Enable to provide more robust data communication over high interference areas Output power Select the transmission n a power for the radio modem from 10 mW to 1W Link rate Select 9600 as the link rate which is the default link rate for GMSK recommended for most applications The link rate is the rate at which data is transmitted over the RF Link For maximum efficiency the data packet size transferred to the radio modem in a given time should be equal to or less than the link rate Use Table 1 3 on page 1 8 to determine the link rate P N 7010 0802 1 3 GR 3 Digital UHF Radio Configuration FEC reduces data throughput by adding redundant check bits to the data stream If using
9. em via a serial port or Bluetooth wireless technology Displaying information about the radio modem installed in the receiver Programming the radio modem s settings Topcon s configuration and surveying software TopSURV or Pocket 3D also have the ability to configure Topcon receivers Refer to the TopSURV or Pocket 3D manuals for details P N 7010 0802 1 1 GR 3 Digital UHF Radio Configuration Configuring a Base Rover Digital UHF Radio Modem in PDL Mode To comply with RF exposure requirements gt maintain at least 25cm between the user and the radio modem For the GR 3 Digital UHF the integrated radio modem provides TX RX UHF communications between a Base Station and a Rover To configure the UHF radio modem have the following ready e PC running Windows 98 or newer e Modem TPS 2 2p0 or newer e A Serial cable or Bluetooth connectivity with PC 1 Connect the computer and receiver using an RS 232 cable or Bluetooth wireless technology Turn on the receiver 2 Open Modem TPS and select the COM Port the receiver is connected to Figure 1 1 Click Connect Figure 1 1 Connect to Modem TPS 3 Onthe Radio Link tab set the following parameters Table 1 1 on page 1 3 for the Base and Rover s radio modem in PDL protocol and click Apply Figure 1 2 on page 1 4 1 2 GR 3 Operator s Manual Addendum Configuring a Base Rover Digital UHF Radio Modem in PDL Mode Table 1 1 Receiver Parameters for th
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11. nk rate for DBPSK Recommended for most applications The link rate is the rate at which data is transmitted over the RF Link See Table 1 3 on page 1 8 to determine the link rate FEC reduces data throughput by adding redundant check bits to the data stream If using FEC with a differential messages format that produce a great deal of data select a link rate of 19200 anda modulation type of 4 level FSK to ensure reliable radio communication between receivers P N 7010 0802 1 7 GR 3 Digital UHF Radio Configuration ArWest Radio Modem Dealer fle Toos pep Radio Link GSMICDMA Serial Interface identification Protocol T Senpiex Chf 464 500000 Modulation DEPSK Forward Error Correction F Scrambling F Mode Recener 14 ArWest Radio Modem Dealer He Toos Hep Radio Link ssweoma Serial interface Identification Protocol Senplex Chf 464 500000 ad CCX LUE Modulation D DEPSK 2 Forward Error Correction E Moda Transmitter Network has Repeater IT Scrambling 7 COMI 115200 Link Rate 9600 Output power iW x Load CCX COMI 115200 Figure 1 5 Apply Radio Link and Baud Rate Parameters Table 1 3 Link Rate vs Modulation Type For this Link Rate Use this Modulation Type 4800 baud DBPSK 9600 baud default recommended DBPSK default recommended or DQPSK 19200 baud DOPSK 4 On the Serial Interface t
12. pecifications This TPS product is a 72 channel GNSS receiver with an internal radio modem a Bluetooth wireless technology module an optional GMS module an optional removable SD memory card and a rugged magnesium housing complete with MINTER and cable connectors Receiver Specifications The following sections provide specifications for the GR 3 Digital UHF Modem and its internal components General Details Table A 1 lists the modem s general specifications Table A 1 GR 3 Digital UHF Modem General Specifications Parameter Specification Operating frequency range country region purpose dependent Modulation techniques 410 470 MHz GMSK 4 level FSK DBPSK DOPSK DBPSK and 16QAM Channel spacing 12 5 kHz 25 kHz Transmission rates at 25 kHz spacing e DBPSK GMSK 9600 bps DQPSK 4FSK 19200 bps e DBPSK 28800 bps e DI6QAM 38400 bps Transmission rates at 12 5 kHz spacing DBPSK GMSK 4800 bps e DBPSK 4FSK 9600 bps e DBPSK 14400 bps e D16QAM 19200 bps P N 7010 00802 A 1 Specifications Table A 1 GR 3 Digital UHF Modem General Specifications Continued Parameter Specification Data speed of serial interface Max 115200 bps Forward Error Correction Available Scrambling Available Communication mode Half Duplex Digital UHF Transmitter Specifications Table A 2 Digital UHF Transmitter Specifications
13. ry box then click Apply to enable the GSM module On enables handshaking hardware flow control The Wavecom GSM modem can either be in the US GSM band GSM 850 1900 MHz as in Figure 1 8 on page 1 11 or the European GSM band 900 1800 MHz 5 Click on the GSM info tab Figure 1 8 to view GSM modem information then click Quit to return to the previous screen 6 Onthe Serial Interface tab Figure 1 7 on page 1 9 select a baud rate for the modem s serial port For the GR 3 digital UHF the baud rate must be set to 115200 The same rate must be used for both the receiver and the modem Wavecom GSM modem Radio Link GSMCOMA Serial interface Identification information Mode ON Baud Rate z GSM Modem Information WAVECOM MODEM MULTIBAND G850 1900 Model MULTIBAND G850 1900 Status Registered roaming COMI 115200 SIN GSM modem Signal quality 010246002120415 101 48 COM1 115200 Figure 1 8 Enable the GSM Module View GSM Parameters 7 Click Apply Figure 1 8 then click File Disconnect 8 If needed launch PC CDU and set up the receiver to run as an RTK Base station P N 7010 0802 1 11 GR 3 Digital UHF Radio Configuration Notes 1 12 GR 3 Operator s Manual Addendum Chapter 2 Troubleshooting This chapter will help you diagnose and solve some common problems you may encounter with yo
14. s Manual Addendum Configuring a Base Rover Digital UHF Radio Modem in Simplex Mode 7 Launch PC CDU and set up the receiver to run as an RTK Base Station TE ArWest Radio Modem Ble Too Hep Radio Link GSM CDMA Serial Interface identification Baud Rate RTS CTS COMI 115200 Figure 1 3 PDL Simplex Serial Interface Tab Configuring a Base Rover Digital UHF Radio Modem in Simplex Mode maintain at least 25cm between the user and the To comply with RF exposure requirements radio modem For the GR 3 Digital UHF the integrated radio modem provides TX RX UHF communications between a Base Station and a Rover To configure the UHF radio modem have the following ready e PC running Windows 98 or newer e Modem TPS 2 2p0 or newer e A Serial cable or Bluetooth connectivity with PC 1 Connect the computer and receiver using an RS 232 cable or Bluetooth wireless technology Turn on the receiver 2 Open Modem TPS and select the COM Port the receiver is connected to Figure 1 4 on page 1 6 Click Connect P N 7010 0802 1 5 GR 3 Digital UHF Radio Configuration Connection Port s setting COMI Connect Cancel Disconnected Figure 1 4 Connect to Modem TPS 3 On the Radio Link tab set the following parameters Table 1 2 for the base station s and rover s radio modem in Simplex Mode Figure 1 5 on page 1 7 Table 1 2 Receiver Parameters for the Radio Link Tab in Simplex Mode
15. set of TPS and are developed by the expenditure of considerable work time and money and are the result of original selection coordination and arrangement by TPS Trademarks TopNET CORS TopNET S TopNET R HiPer and Topcon are trademarks or registered trademark of Topcon Positioning Systems Inc Windows and Outlook are registered trademarks of Microsoft Corporation InstallShield is a registered trademark of InstallShield Software Corporation Other product and company names mentioned herein may be trademarks of their respective owners Disclaimer of Warranty EXCEPT FOR SUCH WARRANTIES AND LICENSES PROVIDED WITH THE PRODUCT THIS MANUAL AND THE PRODUCT ARE PROVIDED AS IS TOPCON AND ITS DISTRIBUTORS SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING PERFORMANCE OR USE OF THIS MATERIAL OR THE PRODUCT Please see the Operator s User s Manual for detailed information on warranties and the license agreement which may apply to the Product License Agreement Use of any computer programs or software supplied by Topcon or downloaded from the Topcon website in connection with the Product implies acceptance of the Terms and Conditions here and in the Operator s User s Manual Please see the Operator s User s Manual for detailed information on warranties and the license agreement which may apply to the Product ECO
16. t transmit mode Change this using the data collector software or Modem TPS e The base is set into GSM mode Change this using data collector software or Modem TPS There is no radio link between Base and Rover and the RX TX LED is flashing green on the rover e The LED indicates that the receiver is set into Receive mode however no radio link has been established e Check to make sure that the base receiver is powered on e Check to make sure that the base and rover receivers are on the same channel e Check to make sure the rover is not set into GSM mode There is no radio link between Base and Rover and the Rover RX TX LED is solid green e The LED indicates that the rover has established a radio link with the base receiver however it is not receiving RTK Corrections e Check to make sure that the base is tracking enough satellites e Check to make sure that the base is transmitting via a radio scanner or by setting up the base receiver with PC CDU or application software 2 2 GR 3 Operator s Manual Addendum Receiver Problems The RX TX LED is flashing red on my receiver e A fault condition has been detected e Check the radio modem s antenna to see if it is undamaged e Check to see if the radio antenna is connected properly and securely P N 7010 0802 2 3 Troubleshooting Notes 2 4 GR 3 Operator s Manual Addendum Appendix A S
17. ur GR 3 Digital UHF receiver so will void your warranty and may damage the Do not attempt to repair equipment yourself Doing hardware Check This First Before contacting Topcon support check the following e Check all external receiver connections carefully to ensure correct and secure connections Double check for worn or defective cables Check all power sources for drained batteries or incorrectly connected batteries cables Check that the most current software is downloaded onto the computer and that the most current firmware is loaded into the receiver Check the TPS website for the latest updates If connecting via Bluetooth check that the port used for connection is in Command mode Refer to the GR 3 Operator s Manual for more information Then try the following e Reset the receiver using PC CDU Tools gt Reset receiver e Restore default settings using PC CDU Configuration gt Receiver then click Set all parameters to defaults e Clear the NVRAM Refer to Clearing the NVRAM on page 5 13 in the GR 3 Operator s Manual for more information P N 7010 0802 2 1 Troubleshooting e Initialize the file system click Tools gt Initialize file system This will erase all files inside the receiver Receiver Problems The following are some of the most commonly encountered receiver problems The RX TX LED is flashing green on my base receiver e The base has been set into Receiver mode no
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