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Table Of Contents

PBL UHF1/1A 1 & 2 Air Interface

Maintenance Handbook

H/book Number:-60-055900HBKM

Issue No:-2

Date:-20/10/2003

Page:-

2 of 85

Table of Contents

AMENDMENT LIST RECORD SHEET ................................................................................................. 5

INTRODUCTION ....................................................................................................................................... 6

SCOPE..........................................................................................................................................................................6

PURPOSE .....................................................................................................................................................................6

GLOSSARY OF TERMS.................................................................................................................................................7

AFL DRAWING SYMBOL KEYS ..................................................................................................................................8

1. SAFETY CONSIDERATIONS ....................................................................................................... 9

1.1 ELECTRIC SHOCK HAZARD...........................................................................................................................9

1.2 RF RADIATION HAZARD ...............................................................................................................................9

1.3 CHEMICAL HAZARD ....................................................................................................................................10

1.4 LASER SAFETY .............................................................................................................................................11

1.5 EMERGENCY CONTACT NUMBERS..............................................................................................................11

2. OVERVIEW/SYSTEM DESCRIPTION .....................................................................................12

3. SPECIFICATIONS ........................................................................................................................ 13

3.1 PARTS LISTS ................................................................................................................................................13

3.1.1 UHF1/1A & UHF2 Location ONE 60-055900 Parts List........................................................................13

3.1.1.1 F/O Air Interface 60-055901 Location ONE-UHF1 Parts List........................................................13

3.1.1.2 F/O Air Interface 60-055902 Location ONE, UHF2 Parts List .......................................................15

3.1.1.3 F/O Air Interface 60-055903 Location ONE, UHF1A Parts List ....................................................17

3.2 TECHNICAL SPECIFICATIONS......................................................................................................................18

3.2.1 UHF ONE to Tunnels 1 & 2 Technical Specification..............................................................................18

3.2.2 UHF1A Technical Specification ..............................................................................................................19

3.2.3 UHF ONE to Location TWO Technical Specification.............................................................................20

3.2.4 UHF TWO to Tunnels 1 & 2 Technical Specification.............................................................................21

3.2.5 UHF TWO to Location TWO Technical Specification............................................................................22

3.2.6 800MHz Bi-directional Amplifier to Location TWO Technical Specification........................................23

3.3 MECHANICAL SPECIFICATION (UHF1/1A & UHF2 WALL CASES) .........................................................24

4. SYSTEM DRAWINGS ..................................................................................................................25

4.1 DRG. NŌ. 60-055990, LOCATION ONE, UHF1/1A CASE OUTLINE DRAWING ........................................25

4.2 DRG. NŌ. 60-055994 LOCATION ONE, UHF1A (UPGRADE) CASE OUTLINE DRAWING ..........................26

4.3 DRG. NŌ. 60-055991, LOCATION ONE, UHF 2 CASE OUTLINE DRAWING ..............................................27

4.4 COMPLETE SYSTEM DIAGRAM SKETCH .....................................................................................................28

4.5 UHF1/1A & UHF2 SYSTEM DIAGRAM SKETCH .......................................................................................29

5. SUB-UNIT MODULES..................................................................................................................30

5.1 UHF 1 AIR INTERFACE (60-055901) ..........................................................................................................30

5.1.1 Bandpass Duplexers (02-013401) ............................................................................................................30

5.1.1.1 Description .......................................................................................................................................30

5.1.1.2 Technical Specification ....................................................................................................................30

5.1.2 2 & 4 Way UHF Splitters (05-002603 & 05-003401) .............................................................................31

5.1.2.1 Description .......................................................................................................................................31

5.1.2.2 Technical Specification (05-002603) ...............................................................................................31

5.1.2.3 Technical Specification 05-003401..................................................................................................31

5.1.3 ¼Watt 0- -30dB Switched Attenuator (10-000701).................................................................................32

5.1.3.1 General Application .........................................................................................................................32

5.1.3.2 Switched Attenuators .......................................................................................................................32

5.1.4 Low Noise Amplifiers (11-006102, 11-007302 & 11-007402) ...............................................................32

5.1.4.1 General Description..........................................................................................................................32

5.1.4.2 Technical Specification (11-006102) ...............................................................................................32

5.1.4.3 Drg. Nō. 11-006102, Low Noise Amplifier General Assembly.......................................................33

5.1.4.4 Drg. Nō. 11-006170, LNA RF Circuit Diagram ..............................................................................34

5.1.4.5 Drg. Nō. 11-006171, LNA DC Wiring Diagram .............................................................................35