Motorola DR 3000 service manual Transmitter

Page 15

Introduction: Specifications

1-5

 

 

 

Transmitter

 

 

Specification

UHF1

 

 

Frequency

403-470 MHz

 

 

Channel Spacing

12.5 kHz/25 kHz

 

 

Frequency Stability (-30°C to +60°C)

±0.5 ppm

 

 

Power Output

25-40 W

 

 

Modulation Limiting

±2.5 kHz @ 12.5 kHz

 

±5.0 kHz @ 25 kHz

 

 

FM Hum and Noise

-40 dB @ 12.5 kHz

 

-45 dB @ 25 kHz

 

 

Conducted/Radiated Emission

-36 dBm < 1 GHz

 

-30 dBm > 1 GHz

 

 

Adjacent Channel Power

60 dB @ 12.5 kHz

 

70 dB @ 25 kHz

 

 

Audio Response

+1, -3 dB

 

 

Audio Distortion

3%

 

 

Digital Vocoder Type

AMBE++

 

 

Digital Protocol

ETSI-TS102 361-1

 

 

Conforms to:

ETSI TS 102 361 (Parts 1, 2 & 3) - ETSI DMR Standard

1999/5/EC (R&TTE - Radio and Telecommunications Terminal Equipment) 2002/95/EC (RohS - Banned Substances)

2002/96/EC (WEEE - Waste Electrical and Electronic Equipment) 94/62/EC (Packaging and Packaging Waste)

Radio meets applicable regulatory requirements.

Specifications subject to change without notice. All specfications shown are typical.

6866576D03-A

February 21, 2007

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Contents Mototrbo Repeater UHF Range 1 Mototrbo Repeater Foreword Product Safety and RF Exposure ComplianceDocument History February 21 Table of Contents Chapter Basic Troubleshooting Appendix a Emea Regional Warranty, Service and SupportGlossary Glossary-1 List of Figures List of Tables Related Publications Introduction Notations Used in This ManualRepeater Description AA M Mototrbo Repeater Model Numbering SchemeMDM27QPR9JA7AN Model DescriptionUHF1 SpecificationsTransmitter Introduction Specifications Recommended Test Equipment Test Equipment and Service AidsProgramming Cables Service AidsWire Diagram Test Equipment and Service Aids Programming Cables AM, CW, FM FM Transceiver Performance TestingSetup GeneralSinad Customer Programming Software Setup Repeater Tuning and ProgrammingACC USB Repeater Tuning SetupInspection Disassembly/Reassembly ProceduresPreventive Maintenance Cleaning ProceduresU t i o n Safe Handling of Cmos and Ldmos DevicesLead Free Solder Paste Part Number List Repair Procedures and Techniques GeneralDisassembly Procedures Detailed Disassembly of CoverDisassembling and Reassembling the Repeater General Disassembly of Repeater Indicator Board Repeater Indicator Board Disassembly Disassembly of FanRemoving Transmit Radio Tx Radio DisassemblyRemoving Thermal Pad and Heatsink Receive Radio Removal Disassembly of Receive Radio Disassembly of Connector Board AssemblyDisassembly of Power Supply Transceiver Board and Receiver Board Removal Transmit and Receive Radio Disassembly DetailedRF/DC Retention Clips Removal 10. Transceiver Board Removal 12. Transceiver Board with Thermal Pads Transmit and Receive Radio Reassembly DetailedOccur Transceiver Board and Receiver Board ReassemblyRetention Clips RF/DC17. Assembling of PA Pad and O-ring 18. Assembling Die Cast Cover onto Chassis 19. Screw Sequence to Tighten Die Cast Cover Thermal Pad Replacement Procedure22. Placing Thermal Pads on PA and Transistor Components Reassembly of the Receive Bracket Assembly to the Enclosure Reassembly of Power SupplyReassembly of Receive Radio Reassembly of Connector Board AssemblyReplacing the Thermal Pad and Heatsink Reassembly of Transmit RadioReassembly of Fan Reassembly of Repeater Indicator BoardReassembly of Cover 24. Repeater Assembly Exploded View Repeater Exploded Mechanical Views and Parts Lists25. Receive Bracket and Radio Assembly Exploded View 6866576D03-A Torque Chart Disassembly/Reassembly Procedures Torque Chart Basic Troubleshooting Replacement Service Kit ProceduresHigh Power RF Precaution LED LED Indicator DescriptionsWarranty and Service Support Warranty Period and Return InstructionsAfter Warranty Period Piece Parts European Radio Support Centre ErscFurther Assistance From Motorola Technical SupportEmea Regional Warranty, Service and Technical Support Glossary VIP TOTTPL UHF@6866576D03@