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Maintenance Manual

LBI-38696

Printed in U.S.A.

Mobile Communications

MDR

MOBILE RADIO

TABLE OF CONTENTS

DUPLEXER INTERFACE BOARD  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38700

RF BOARD  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38697

SYSTEM BOARD .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-31924

LOGIC BOARD  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38392

AUDIO BOARD .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38391

FRONT CAP ASSEMBLY  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38699

HANDSET .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38698

SERVICE SECTION  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  LBI-38701

Содержание GE-MARC VE MDR

Страница 1: ...bile Communications MDR MOBILE RADIO TABLE OF CONTENTS DUPLEXER INTERFACE BOARD LBI 38700 RF BOARD LBI 38697 SYSTEM BOARD LBI 31924 LOGIC BOARD LBI 38392 AUDIO BOARD LBI 38391 FRONT CAP ASSEMBLY LBI 3...

Страница 2: ...ENDED FEATURES 8 TABLE OF CONTENTS Page SPECIFICATIONS 2 GENERAL DESCRIPTION 2 RF BOARD 2 Synthesizer circuit 2 Transmitter Circuit 2 Receiver Circuit 2 DUPLEXER INTERFACE TALK AROUND BOARD 3 AUDIO BO...

Страница 3: ...at 10 Watts RF Channel Spacing 25 kHz Frequency Stability 2 5 PPM 00025 Temperature Range 30 C to 60 C 22 F to 140 F Dimensions H x W x D Less Accessories Height 54mm 2 15 inches body 62 5mm 2 46 inc...

Страница 4: ...tal Signal Processor DSP conventional tone generation and detection frequency data for the synthesizer and sends and receives data to from the handset for the LCD display and the keypad commands SYSTE...

Страница 5: ...hen a call is received The handset can disable or enable the horn relay option SYSTEM DESCRIPTION The GE MARC VE trunked mobile radio system permits improved access to available RF channels freedom fr...

Страница 6: ...ode In this mode the audio and push to talk circuits are enabled the speaker is unmuted and the operator is alerted an alert tone The radio can then be used in the conventional push to talk manner wit...

Страница 7: ...Figure 4 Idle Mode Figure 5 Wait Mode LBI 38696 LBI 38696 6...

Страница 8: ...ons VISUAL INDICATORS An alphanumeric Liquid Crystal Display LCD Displays telephone numbers and messages associated with call process ing and feature processing The display has eight alphanumeric char...

Страница 9: ...andpress thePTT again to reset the timer and resume the conversation In con ventional mode the radio unkeys and beeps until the PTT switch is released In duplexmode a quicktwonotealert is heardat the...

Страница 10: ...canbe selectedby pressing and releasing the key The direction of ramping can be changed by pressing the FCN key and then pressing the key The group may also be entered directly by entering the desired...

Страница 11: ...stedmemorylocation isOK thenpress theSTO key This will store the number and return the radio to normal operation 5 If the displayed address is not acceptable key in the mem ory location 1 50 depending...

Страница 12: ...641 243 267 342 131 572 702 245 370 554 132 605 634 714 246 542 653 133 413 620 252 661 134 273 254 314 612 706 135 205 610 255 425 136 502 712 262 316 431 730 ASSEMBLY DIAGRAM PARTS LIST MDR MOBILE...

Страница 13: ...RADIO ASSEMBLY DIAGRAM 19D901916G22 19D901916 Sh 4 Rev 0 ASSEMBLY DIAGRAM LBI 38696 LBI 38696 12...

Страница 14: ...INTERCONNECTION DIAGRAM 800 MHz Duplex Mobile System 19D903561 Sh 1 Rev 4 LBI 38696 LBI 38696 13...

Страница 15: ...INTERCONNECTION DIAGRAM Standard 800 MHz Duplex Mobile 19D903561 Sh 2 Rev 4 LBI 38696 LBI 38696 14...

Страница 16: ...INTERCONNECTION DIAGRAM 800 MHz Duplex With Talk Around 19D903561 Sh 3 Rev 4 LBI 38696 LBI 38696 15...

Страница 17: ...INTERCONNECTION DIAGRAM 800 MHz Duplex Mobile Options 19D903561 Sh 4 Rev 4 LBI 38696 LBI 38696 16...

Страница 18: ...APPLICATION DIAGRAM 19C851246 Rev 0 LBI 38696 LBI 38696 17...

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