Motorola Mototrbo Dr3000 Repeater Basic 6866576d03 A Manual

Chapter 3 Transceiver Performance Testing
3.1 General
The MOTOTRBO Repeater meets published specifications through their manufacturing process by 
utilizing high-accuracy laboratory-quality test equipment. The recommended field service equipment 
approaches the accuracy of the manufacturing equipment with few exceptions. This accuracy must 
be maintained in compliance with the manufacturer’s recommended calibration schedule.
NOTE:Although these radios function in digital and analog modes, all testing is...

February 21, 20076866576D03-A
3-2Transceiver Performance Testing: Setup
Table 3-2.  Receiver Performance Checks
Test NameCommunications 
AnalyzerRadio Test Set Comment
Rated AudioMode: GEN
Output level: 1.0 mV RF
4th channel test 
frequency*
Mod: 1kHz tone at 
3 kHz deviation
Monitor: DVM: AC VoltsUse tuner tool 
to program 
repeater to an 
appropriate 
test frequency 
with carrier 
squelch.PTT to OFF 
(center), 
meter 
selector to 
Audio PASet volume to 
7.75 Vrms via 
tuner tool.
Distortion As above,...

Chapter 4 Repeater Tuning and Programming
4.1 Introduction
This chapter provides an overview of the MOTOTRBO Customer Programming Software (CPS), as 
well as the Tuner application, which are all designed for use on Windows 2000/XP operating system. 
These programs are available in one kit as listed in the Table 4-1. An Installation Guide is also 
included with the kit.
NOTE:Refer to the appropriate program on-line help files for the programming procedures.
Table 4-1.  Repeater Software Program Kits
4.2...

February 21, 20076866576D03-A
4-2Repeater Tuning and Programming: Repeater Tuning Setup
4.3 Repeater Tuning Setup
A personal computer (PC), Windows 2000/XP and a tuner program (which is available as part of the 
MOTOTRBO CPS kit) are required to tune the repeater. To perform the tuning procedures, the 
repeater must be connected to the PC and test equipment setup as shown in Figure 4-2.
Figure 4-2.  Repeater Tuning Equipment Setup
WATT meter Audio Generator
SINAD Meter
AC Voltmeter
30 dB PadAudio In
Tx...

Chapter 5 Disassembly/Reassembly Procedures
5.1 Introduction
This chapter provides details about the following:
• Preventive maintenance (inspection and cleaning).
• Safe handling of CMOS and LDMOS devices.
• Disassembly and reassembly of the repeater.
• Disassembly and reassembly of the Transmit and Receive radios.
• Repair procedures and techniques.
5.2 Preventive Maintenance
Periodic visual inspection and cleaning is recommended.
5.2.1 Inspection
Check that the external surfaces of the repeater are...

February 21, 20076866576D03-A
5-2Disassembly /Reassembly  Procedures: Safe Handling of CMOS and LDMOS Devices
5.3 Safe Handling of CMOS and LDMOS Devices
Complementary metal-oxide semiconductor (CMOS) devices are used in this family of repeaters, 
and are susceptible to damage by electrostatic or high voltage charges. Damage can be latent, 
resulting in failures occurring weeks or months later. Therefore, special precautions must be taken to 
prevent device damage during disassembly, troubleshooting, and...

6866576D03-AFebruary 21, 2007
Disassembly /Reassembly  Procedures: Repair Procedures and Techniques — General 5-3
5.4 Repair Procedures and Techniques — General
Any rework or repair on Environmentally Preferred Products must be done using the appropriate 
lead-free solder wire and lead-free solder paste as stated in the following table:
Parts Replacement and Substitution
When damaged parts are replaced, identical parts should be used. If the identical replacement part 
is not locally available, check the...

February 21, 20076866576D03-A
5-4Disassembly /Reassembly  Procedures: Disassembling and Reassembling the Repeater — General
5.5 Disassembling and Reassembling the Repeater — General
The following tools are required for disassembling the repeater:
• Small Flat Blade Screwdriver
• TORX™ T30 Driver Bit
• TORX™ T25 Driver Bit
• TORX™ T20 Driver Bit
• TORX™ T15 Driver Bit
• TORX™ T10 Driver Bit
• 7 mm Magnetic Socket Driver (extension of >150 mm)
• 16 mm Deep Well Socket Driver
• 19 mm Deep Well Socket...

6866576D03-AFebruary 21, 2007
Disassembly /Reassembly  Procedures: Disassembly Procedures — Detailed 5-5
5.6.2 Disassembly of Repeater Indicator Board
(Refer to Figure 5-2 and Figure 5-3)
1. Disconnect the blue ethernet cable from the ethernet connector on the Repeater Indicator 
Board.
2. Disconnect flex cable from 30-position connector on Repeater Indicator Board, noting 
orientation of cable which is identified with a solid black line. This is important for reassembly.
Figure 5-2.  Disconnecting...

February 21, 20076866576D03-A
5-6Disassembly /Reassembly  Procedures: Disassembly Procedures — Detailed
7. Store Repeater Indicator Board in an anti-static bag when it is not being serviced.
Figure 5-3.  Repeater Indicator Board Disassembly
5.6.3 Disassembly of Fan
1. Unplug the fan cable from the mating connector on the connector board assembly.
2. Detach the fan assembly by removing the four screws that secure the fan grill and fan 
assembly to the back of the enclosure using a T15 TORX™ driver.
3....