Dataradio Gemini/PD+ Installation Manual Download Page 1

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Gemini

PD+

Mobile Radiomodem

Installation Guide

Version 2.11

The entire contents of this manual and the Radio Installation Software
described in this manual are copyright 2004 by

DATARADIO

Inc.

DATARADIO

Inc.

October, 2004

Part no.: 120 20120-211

Summary of Contents for Gemini/PD+

Page 1: ...m Installation Guide Version 2 11 The entire contents of this manual and the Radio Installation Software described in this manual are copyright 2004 by DATARADIO Inc Copyright DATARADIO Inc October 20...

Page 2: ...2 5 Installation in vehicles powered by liquefied gas 5 2 3 PHYSICAL UNIT 6 2 3 1 Recommended tools and supplies 6 2 3 2 Physical mounting of GeminiPD 6 2 4 ELECTRICAL INSTALLATION 7 2 4 1 Electrical...

Page 3: ...R CONNECTOR 7 FIGURE 4 ANTENNA SPACING 9 FIGURE 5 FRONT AND REAR PANELS 11 TABLE 1 GEMINI PD LEDS INDICATIONS 12 TABLE 2 DTE PORT PIN FUNCTIONS 12 TABLE 3 RS 232 SIGNAL LEVELS 12 TABLE 4 TEST CHECKLIS...

Page 4: ...ddition of warning to the The DC Power lead must be unswitched in section 2 4 2 for NMS Mobile Diagnostics users stating that this is mandatory to let the unit save its radio diagnostics and statis ti...

Page 5: ...120 20120 211 GeminiPD Installation Guide V DATARADIO is a registered trademark Gemini Gemini PD and PARALLEL DECODE are trademarks of Dataradio Inc...

Page 6: ...equipment as well as PCs are wired as DTE GCU Control Unit board used in GeminiPD products GeminiPD High specification mobile radiomodem Limited to 25 6 kb s PD PARALLEL DECODE technology GeminiPD Mo...

Page 7: ...tion software Example of applications are 1 Database inquiry systems Small number of brief messages usually from the mobile station with fairly long responses 2 Computer aided dispatch CAD Large numbe...

Page 8: ...exer Half duplex operation Out of band signaling enables transmission of GPS reports with no effect on system performance On air compatible with GeminiPD radiomodems at all speeds except 32 kb s and x...

Page 9: ...ment Parts This product is not field serviceable except by the replacement of a complete unit Specialized equipment and training is required to repair the GCU board and radio modules Contact Technical...

Page 10: ...seen as an aid in troubleshooting Access to the antenna DE 9 connectors is possible without removing the unit Sufficient air may flow around the unit to provide adequate cooling The GeminiPD product i...

Page 11: ...ting 2 2 3 Secure mounting For vehicle occupant s safety mount GeminiPD radiomodems securely so that the unit will not break loose in case of violent maneuvers or an accident 2 2 4 Explosive environme...

Page 12: ...s transmission housing etc Always check how far the mounting screws extend below the mounting surface prior to installation Use of drill bit stops is highly recommended After drilling remove all metal...

Page 13: ...Always disconnect GeminiPD unit s DC power lead before connecting a second battery using power from another vehicle or power boosting e g when jump starting the vehicle 2 4 2 Routing of power cable 1...

Page 14: ...ions 8 Fasten the fuse holder and leads 9 Carefully route the A wire to where the connection will be made for switch sensing Depending on your network requirements select the relevant option from the...

Page 15: ...tion may be close to the edges of the surface Install the antennas in one of the following positions Most preferred for all antennas centerline of roof For transmitter antenna it is the ONLY acceptabl...

Page 16: ...after to correctly identify which mini UHF plug goes where You DO NOT want to cross the auxiliary plug with the transceiver plug 2 6 Completing the physical Installation To complete the physical insta...

Page 17: ...r One SMA type female connector for the GPS receiver not installed on GeminiPD Lite model Two LED indicators Three DE 9F RS232 ports The rear panel includes One mini UHF type female antenna connector...

Page 18: ...with all pins connected These ports can be used for unit configuration maintenance adjustment as well to connect user applications Table 2 DTE port pin functions DE 9 F pin Function 1 DCD from Gemini...

Page 19: ...de and is a system testing tool For functional details of the numerous buttons and menu selectable items available please refer to the program s context sensitive help It is also possible to access th...

Page 20: ...rvice monitor set to read deviation IF filter set to Mid or 30 kHz position Refer to factory technical support 7 RF Data Link test Use the base station address function and Send button to dynamically...

Page 21: ...good view of the sky and still has not generated any position solution within three minutes it may take up to 10 minutes or more if the sky view is partially blocked the fol lowing trouble shooting pr...

Page 22: ...ge is 1 126 As an Alpha Mapped Nibble AMN address consisting of upper case letters in the range A P The valid address range is A to GN The base address is usually 1 The program may display one of the...

Page 23: ...2 0 H Weight 4 5 lbs RF input output Impedance 50 ohms nominal RF connector Main TX RX mini UHF female Auxiliary RX mini UHF female GPS RX SMA female Not installed for Gemini PD Lite version Interfac...

Page 24: ...01 3 I A1 II Low Temperature Operations Storage 502 3 I C3 II C1 Temperature Shock Transfer of equipment 503 3 I AI C2 Solar Radiation Heat effects 505 3 I Rain Drip rain 506 3 II IEC IP54 only II Hum...

Page 25: ...age to the base An open or ground signal will send a DMP y Off message Messages are only sent when a signal transition occurs debounced for approximately 100 ms Operation When using GeminiPD or Gemini...

Page 26: ...ta communications from base and mobiles are expected to wait until on going voice communication completes before keying up Similarly voice communication from base and mobile systems are expected to ch...

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