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G3S-800-140-031 Installation & Service Manual

044-05095 Rev. A iv September 2001

Section 5

Maintenance

5-1 Introduction................................................................................................................................... 5-1

5-2 Periodic Maintenance.................................................................................................................... 5-1

5-3 Test Equipment Required For Test ............................................................................................... 5-1

5-4 Clean Air Inlets/Outlets ................................................................................................................ 5-2

5-5 Performance Test .......................................................................................................................... 5-2

5-5.1 Amplifier System Performance Test............................................................................................. 5-2

5-5.2 Amplifier IMD Test .......................................................................................................................5.3

5-5.3 Gain Test....................................................................................................................................... 5-3

5-5.4 Harmonic Test............................................................................................................................... 5-4

5-5.5 Spurious Emissions Test ............................................................................................................... 5-4

5-5.6 Input Return Loss.......................................................................................................................... 5-4

5-6 Field Replacement Parts and Modules.......................................................................................... 5-6

5-6.1 G3S-800-140-031 Power Amplifier Module ................................................................................ 5-6

5-6.2 Cooling Fans ................................................................................................................................. 5-6

Section 6

Troubleshooting

6-1 Introduction................................................................................................................................... 6-1

6-2 Troubleshooting ............................................................................................................................ 6-1

6-3 Return for Service Procedures ...................................................................................................... 6-1

6-3.1 Obtaining an RMA........................................................................................................................ 6-1

6-3.2 Repackaging for Shipment............................................................................................................ 6-1

List of Illustrations

Figure

No.

1-1 G3S-800-140-031 Front and Side View ....................................................................................... 1-3

2-1 G3S-800-140-031 Rear View ....................................................................................................... 2-2

2-2 DC and Logic Connector .............................................................................................................. 2-3

2-3 Amplifier RF Connector ............................................................................................................... 2-4

3-1 G3S-800-140-031 Amplifier Module RF Control Indicators ....................................................... 3-1

4-1 G3S-800-140-031 Power Amplifier Module Functional Block Diagram..................................... 4-2

5-1 Amplifier System Test Setup Diagram .........................................................................................5-3

List Of Tables

Table

No.

1-1 Major Amplifier Components....................................................................................................... 1-2

1-2 G3S-800-140-031 MCPA Functional Specifications ................................................................... 1-2

2-1 Amplifier Module DC and Logic Connector Definition............................................................... 2-3

2-2 Amplifier RF Connector Definition.............................................................................................. 2-4

3-1 Amplifier Module RF Control and Indicators Definition ............................................................. 3-2

3-2 Amplifier Module Alarm Indicators Definition............................................................................ 3-3

5-1 Periodic Maintenance.................................................................................................................... 5-1

5-2 Test Equipment Required.............................................................................................................. 5-2

5-3 MCPA Test Data Sheet................................................................................................................. 5-5