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ii
TABLE OF CONTENTS
FOREWORD ........................................................................................................ iii
SYSTEM CONFIGURATION................................................................................ iv
EQUIPMENT LIST................................................................................................ iv
1. INSTALLATION ................................................................................................ 1
1.1 Mounting the Loud Hailer ..............................................................................................1
1.2 Intercom Speaker (option) .............................................................................................3
1.3 Wiring............................................................................................................................4
2. OPERATIONAL OVERVIEW............................................................................ 9
2.1 Controls.........................................................................................................................9
2.2 Turning the Power On/Off............................................................................................10
2.3 Adjusting Key Backlighting ..........................................................................................11
2.4 Adjusting Output Level ................................................................................................11
2.5 Adjusting Listening Volume .........................................................................................11
2.6 Calling All Intercom Stations ........................................................................................11
2.7 Calling a Specific Intercom Station ..............................................................................12
2.8 Receiving a Call from an Intercom Station...................................................................12
2.9 Hailing by Voice...........................................................................................................13
2.10 Sounding Warning Signals ..........................................................................................14
2.11 Transmitting the Auxiliary Signal..................................................................................18
2.12 Alarm Mode.................................................................................................................18
2.13 Siren Mode (LH-3000-CG) ..........................................................................................20
3. MAINTENANCE, TROUBLESHOOTING....................................................... 21
3.1 Preventive Maintenance..............................................................................................21
3.2 Replacing the Fuse .....................................................................................................22
3.3 Troubleshooting...........................................................................................................22
SPECIFICATIONS ........................................................................................... SP-1
PACKING LIST
OUTLINE DRAWINGS
INTERCONNECTION DIAGRAM