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Gemini

Mobile Radiomodem

Installation Guide

Version 1.42

Preliminary – For Internal Use Only

The entire contents of this manual and the Radio Installation Software
described in this manual are copyright 2000 by

DATARADIO

Inc.

DATARADIO

Inc.

April, 2001

Part no.: 120 20110-142

Содержание Gemini PD

Страница 1: ...uide Version 1 42 Preliminary For Internal Use Only The entire contents of this manual and the Radio Installation Software described in this manual are copyright 2000 by DATARADIO Inc Copyright DATARA...

Страница 2: ...commended tools and supplies 4 2 3 2 Physical mounting of GeminiPD 4 2 4 ELECTRICAL INSTALLATION 5 2 4 1 Electrical requirements 5 2 4 2 Routing of power cable 5 2 5 ANTENNA 7 2 5 1 Recommended tools...

Страница 3: ...OUBLE SHOOTING AND TESTING 19 5 1 EQUIPMENT REQUIRED 19 5 2 BASIC TESTS 19 5 3 GPS TEST 19 6 SPECIFICATIONS 22 FIGURE 1 MOUNTING PLATE AND SLOT DIMENSIONS 5 FIGURE 2 BRACKET INSTALLATION 5 FIGURE 3 DC...

Страница 4: ...Exposure Guidelines for increased Duty Cycle Version 1 40 December 2000 Supporting footnotes for Gemini PD Lite model No GPS option added Section 3 2 function of DE 9F pin 9 Aux input corrected and c...

Страница 5: ...ed as a precision instrument Section 4 4 4 3 1 Unmodulated Carrier edited to show 800MHz model power check nominal forward wattage Section 2 4 2 Routing of Power Cable step no 7 clarification of negat...

Страница 6: ...120 20110 142 v GeminiPD Installation Guide...

Страница 7: ...the various RS 232 interface signals Most user equipment as well as PCs are wired as DTE GCU GeminiPD Control Unit board GeminiPD High specs mobile radiomodem PD Parallel decode GeminiPD Lite GeminiP...

Страница 8: ...ptional integrated OEM GPS receiver 1 2 1 Features One piece integrated design in a rugged die cast aluminum chassis Parallel Decode PD technology patent pending featuring dual receivers for added dec...

Страница 9: ...radio modules Contact Technical Support for service in formation before returning equipment A Technical Support representative may sug gest a solution eliminating the need to return equipment 1 5 1 F...

Страница 10: ...r the passengers Keep wiring away from automotive com puter modules other electronic modules and ignition circuits to help prevent interference between these components and radio equip ment Try using...

Страница 11: ...container in the trunk or other sealed off space within the interior of the vehicle must conform to the National Fire Protection As sociation Standard NFPA 58 which requires Space containing radio equ...

Страница 12: ...al holes as required for routing all cables and fit holes with suitable grommets or bushings whenever required 2 4 Electrical installation 2 4 1 Electrical requirements GeminiPD is designed to operate...

Страница 13: ...ve terminal Attach the negative wire at the vehicle end of the battery ground cable If the negative cable is con nected directly to the battery negative terminal it should be fused in case of failure...

Страница 14: ...d a clear view of the sky For the optimum antenna spacing at the fre quency you are using consult System Engi neering For installation of ground plane dependent antennas the center of the metal surfac...

Страница 15: ...bout two inches in front of the unit It will be much easier hereafter to cor rectly identify which mini UHF plug goes where You DO NOT want to cross the auxiliary plug with the transceiver plug 2 6 Co...

Страница 16: ...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 f...

Страница 17: ...Gemini PD 3 TXD data to Gemini PD 4 DTR to Gemini PD handshaking 5 Ground 6 DSR from Gemini PD tied to VCC through current limiting resistor 7 RTS to Gemini PD handshaking 8 CTS from Gemini PD handsha...

Страница 18: ...is available at all points by pressing the F1 key If a subject is highlighted the help displayed will be context sensitive 4 2 To connect and start WinRIS Connect a suitable 9 conductor straight RS 2...

Страница 19: ...mands are shown in light gray color Shortcut keys are listed whenever available File menu lists the Put From command Ctrl O Get command Ctrl S Get As command and below a command separator the Exit com...

Страница 20: ...he only button available when first starting the program and is used to initiate the connection process Press Station Reset Enter Port and Baud rate information in the Select Port sub window Figure 7...

Страница 21: ...ade to the configurations MUST be done at factory or by Dataradio system engineering 4 4 3 1 Put From button 1 On the menu bar select File then the Put From command or press the Put From button on the...

Страница 22: ...of 32 hexadecimal characters exactly 2 Press the button Put Password to make the entry permanent This field may be left blank On subsequent Get Get As or Put From this field will require that the corr...

Страница 23: ...twin columns the rela tive strength in dBm of an incoming RF signal on the selected channel The left column indication labeled I shows the transceiver RX signal rear mini UHF con nector The right colu...

Страница 24: ...start ping testing The functions of all the other buttons are inop erative during pinging The program sends a test query and continues transmitting pings at brief intervals As soon as a Ping test sig...

Страница 25: ...the toolbar button Warning and Caution messages appear in pop up sub windows To close these message boxes press the ESC key Three boxes on the right of the status bar indi cate which of the following...

Страница 26: ...Test About three minutes after ignition is turned on the PWR LED on the GeminiPD front panel should flash in amber color at the rate of one pulse per second 1 This indicates that the GPS has acquired...

Страница 27: ...read frequency error Refer to factory technical support SRRC4FSK Full ch unit 25 6 kb s 4 0 kHz UHF 3 7 kHz 800MHz 19 2 kb s 4 5 kHz SRRC4FSK Half ch unit 16 0 kb s 1 9 kHz UHF 2 4 kHz 800MHz 14 4 kb...

Страница 28: ...bar graph Refer to factory technical support 1 unless you have set a lower value Note that readings less than 40 watts UHF model or 35 watts 800MHz model may be due to losses in cables used for testin...

Страница 29: ...h auxiliary receiver TX Current at 13 6 VDC 15 A TX RX separation 5 MHz typical Nominal Dimensions 7 050 D x 6 000 W x 2 0000 H Weight 3 5 lbs RF input output Impedance 50 ohms nominal RF connector Ma...

Страница 30: ...nvironmental MIL spec Environment Categories MIL Spec 810E Other Method Procedure Low Pressure Operations 500 3 II High Temperature Operations Storage 501 3 I A1 II Low Temperature Operations Storage...

Страница 31: ...On message 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...

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