Ericsson GE LBI-31932E Maintenance Manual Download Page 16 | Manualshive

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INTERCONNECTION DIAGRAM

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(19D901983, Sh. 4, Rev. 2)

LBI-31932

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Summary of Contents for LBI-31932E

Page 1: ...ed in U S A MVS SYNTHESIZED MOBILE RADIO 403 512 MHz 25 WATT MOBILE COMBINATION TABLE OF CONTENTS RF BOARD LBI 38258 PA BOARD LBI 31934 AUDIO BOARD LBI 31922 LOGIC BOARD LBI 38899 SYSTEM BOARD LBI 319...

Page 2: ...s maximum Unsquelched 1 00 Amperes maximum at 3 Watts audio Transmitter 13 6 Vdc 8 0 Amperes maximum at 25 Watts RF Frequency Stability 5ppm 2 5 ppm optional Channel Spacing 25kHz Frequency Capacity 2...

Page 3: ...ds maximum RECEIVER Audio Ampl Output 3 Watts less than 5 distortion EIA 4 ohm speaker Sensitivity 12 dB SINAD EIA method 119 dBm 0 25 microvolts typical Selectivity EIA two signal method 80dB 25 kHz...

Page 4: ...IF a 455 kHz second IF and a FM detec tor All audio processing and squelch functions are accom plished on the Audio Board PA BOARD The PA Board amplifies the RF Board PA module output to the rated ou...

Page 5: ...ddition Option PS02 19A704647P3 120 240 Volt AC 50 60 Hz 13A supply is also available where its use is dictated DC remote control may be provided with either sup ply OPTION CABLE Option Cable Option C...

Page 6: ...e 2 feet between the System Board and the Control Board connectors J902 and J901 This longer cable is not required for most serv ing The radio s ribbon cable is usually adequate in length if the cable...

Page 7: ...Scan operation will be determined by the following condi tions PRIORITY 1 PRIORITY 2 AND NON PRIORITY PROGRAMMED The Priority 1 Priority 2 and up to 14 remaining channels will be scanned Once a carrie...

Page 8: ...revert to the new SELECTED channel assign ment The channel indicator display will show the new assign ment After 2 seconds if no activity appears on the new SELECTED channel scanning will resume If th...

Page 9: ...with P1 being Channel 1 and P2 being Channel 8 The scanning order then would be P1 P2 S6 S5 S4 S3 P1 P2 S2 S1 S6 S5 P1 P2 S4 S3 1 8 7 6 5 4 1 8 3 2 7 6 1 8 5 4 Since it takes approximately 15 to 160...

Page 10: ...ion is present individual selective calling is possible Press the T99 button to enable the decoder op tion Scan must be off The LCD will show OPT in the upper center portion of the display When a call...

Page 11: ...and Tone B is tone number 4 Refer to the following examples for additional information EXAMPLE 1 Code 098 The digit 0 in Table 4 First Digit of Code shows that Tone A is in Tone Group 4 and Tone B is...

Page 12: ...88 5 Hz 296 5 Hz 304 7 Hz 313 0 Hz 953 7 Hz 979 9 Hz 1006 9 Hz 1034 7 Hz 1063 2 Hz 1092 4 Hz 339 6 Hz 358 6 Hz 378 6 Hz 399 8 Hz 422 1 Hz 445 7 Hz 470 5 Hz 496 8 Hz 524 6 Hz 321 7 Hz 584 8 Hz 617 4 Hz...

Page 13: ...19D901983 Sh 1 Rev 7 INTERCONNECTION DIAGRAM LBI 31932 12...

Page 14: ...INTERCONNECTION DIAGRAM C O M B O 19D901983 Sh 2 Rev 3 LBI 31932 13...

Page 15: ...INTERCONNECTION DIAGRAM 19D901983 Sh 3 Rev 3 LBI 31932 14...

Page 16: ...INTERCONNECTION DIAGRAM C O M B O 19D901983 Sh 4 Rev 2 LBI 31932 15...

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