Ericsson MDX LBI-39015C Maintenance Manual Download

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TABLE OF CONTENTS

RF BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . LBI-39019

SYSTEM BOARD . . . . . . . . . . . . . . . . . . . . . . LBI-38842

AUDIO/LOGIC BOARD . . . . . . . . . . . . . . . . . . . LBI-39016

AUDIO AMPLIFIER BOARD . . . . . . . . . . . . . . . . LBI-38844

FRONT CAP ASSEMBLY . . . . . . . . . . . . . . . . . . LBI-38850

LBI-38974

PA BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . LBI-31921

SERVICE SECTION . . . . . . . . . . . . . . . . . . . . . LBI-39020

Maintenance Manual

LBI-39015C

ERICSSONZ

Ericsson Inc.
Private Radio Systems
Mountain View Road
Lynchburg, Virginia 24502
1-800-528-7711 (Outside USA, 804-528-7711)

Printed in U.S.A.

MDX



VHF MOBILE RADIO

Summary of Contents for MDX LBI-39015C

Page 1: ...IER BOARD LBI 38844 FRONT CAP ASSEMBLY LBI 38850 LBI 38974 PA BOARD LBI 31921 SERVICE SECTION LBI 39020 Maintenance Manual LBI 39015C ERICSSONZ Ericsson Inc Private Radio Systems Mountain View Road Ly...

Page 2: ...E OPTIONS 4 CABLE 4 NOISE SUPPRESSION KIT 4 POWER CABLE 4 EXTERNAL SPEAKER 4 EXTERNAL ALARM 4 RADIO OPERATION 4 USER INTERFACE 4 PUBLIC ADDRESS OPTION OPERATION 7 TYPE 99 OPTION OPERATION 8 PARTS LIST...

Page 3: ...emote mount kit Audio Distortion 5 maximum at 1 kHz Hum and Noise 45 dB maximum ENVIRONMENTAL STANDARD METHODS PROCEDURES Mil 810C Mil 810D Mil 810E High Temperature 501 1 Proc 2 501 2 Proc 2 501 3 Pr...

Page 4: ...oprocessor and associated memory circuits in cluding an Electrically Programmable Read Only Memory EPROM for controlling the processor and a programmable personality memory an EEPROM to store customer...

Page 5: ...tures described in these operating instructions can be enabled or disabled through programming Both of these important factors must be considered when ad dressing the following instructions USER INTER...

Page 6: ...from the scan list 5 Repeat preceding steps 2 through 4 for each chan nel to be removed from the scan list REVIEWING THE SCAN LIST 1 Confirm that the radio is turned on If not press the POWER switch...

Page 7: ...Channel Guard If a scan channel has Channel Guard programmed the radio will scan only on noise squelch operation for that channel NO The radio will ignore Channel Guard and scan only on noise squelch...

Page 8: ...P1 P1 P1 P1 P1 P1 tb 500 msec ts 32 msec d Carrier on P1 detected Stop on P1 stop scan CONDITION 4 P1 and P2 with no Channel Guard a No carriers detected on P1 or P2 P1 P1 P2 P1 P1 P2 P1 P1 P2 tb time...

Page 9: ...GROUP TONE DESIGNATOR TONE FREQUENCIES A A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 682 5 Hz 592 5 Hz 757 5 Hz 802 5 Hz 847 5 Hz 892 5 Hz 937 5 Hz 547 5 Hz 727 5 Hz 637 5 Hz B B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 652 5...

Page 10: ...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 651 9 Hz 688 3 Hz 726 8 Hz 767 4 Hz 810 2 Hz 855 5 Hz 903 2 Hz 553 9 Hz 1153 4 Hz 1185 2 Hz 1217 8 Hz 125...

Page 11: ...50 174 MHz RF Board 344A2456G1 Hardware Kit No 4 136 153 MHz PA Board 344A2456G2 Hardware Kit No 4 150 174 MHz PA Board CABLES 19A705301P6 Cable Antenna 19A704884P3 Cable J1 to J103 19B704884P4 Cable...

Page 12: ...ASSEMBLY DIAGRAM MDX VHF Mobile Radio 19D904183 Sh 5 Rev 18 LBI 39015C 11...

Page 13: ...ASSEMBLY DIAGRAM MDX VHF Mobile Radio 19D904183 Sh 7 Rev 18 LBI 39015C 12...

Page 14: ...INTERCONNECTION DIAGRAM MDX VHF Mobile Radio 188D5198 Sh 1 Rev 0 LBI 39015C 13...

Page 15: ...INTERCONNECTION DIAGRAM MDX VHF Mobile Radio 188D5198 Sh 3 Rev 0 LBI 39015C 14...

Page 16: ...INTERCONNECTION DIAGRAM MDX VHF Mobile Radio 188D5198 Sh 4 Rev 0 LBI 39015C 15...