CONTENTS:
1. ABOUT THIS MANUAL............................................................................................................................3
2. ABOUT THIS EQUIPMENT......................................................................................................................3
3. INSTALLATION .......................................................................................................................................3
5. INTRODUCTION ......................................................................................................................................4
6. CONTROLS AND INDICATORS ..............................................................................................................5
7. TECHNICAL DATA ..................................................................................................................................6
7.1 CPSU....................................................................................................................................................................... 6
7.2 Delegate and chairman units ................................................................................................................................ 6
7.3 Power supply .......................................................................................................................................................... 7
7.4 Additional information ......................................................................................................................................... 8
9. MAINTENANCE .....................................................................................................................................10
10.1.1 Functional test.............................................................................................................................................. 11
10.2.2 Internal Supply Voltages ............................................................................................................................. 13
10.2.11 The mode switch........................................................................................................................................ 25
LBB 3310/00, 3330/00 and 3331/00
4822 861 11006
page: 1
SERVICE MANUAL
Date of issue:
July 1998