T A B L E O F C O N T E N T SI N S TA L L AT I O N S E C T I O NPART DESCRIPTION PAGEINSTALLATION WARNINGS ................................................................i-ii1 SITE REQUIREMENTS............................................................................1.12 INSTALLATION OF BASIC KSU2.1 UNPACKING AND INSPECTION ................................................ 2.12.2 SYSTEM CONFIGURATION AND CAPACITY.............................. 2.12.3 MOUNTING THE KSU................................................................. 2.22.4 GROUNDING .............................................................................. 2.22.5 MDF CABLING ............................................................................ 2.42.6 POWER CONNECTIONS ............................................................ 2.52.7 EXTERNAL BATTERY CONNECTION ........................................ 2.62.8 SELECTING OPTIONS ON THE BASIC KSU .............................. 2.72.8.1 MEMORY BACKUP SELECTION ...................................... 2.72.8.2 MUSIC SOURCE SELECTION.......................................... 2.73 INSTALLING OPTION BOARDS AND TRUNK CARDS3.1 SERIAL INTERFACE OPTION BOARD........................................ 3.13.1.1 SIO-2 OPTION BOARD .................................................... 3.13.2 AA OPTION BOARD - AA24 ........................................................ 3.23.3 S3TRK CARD .............................................................................. 3.23.4 S6TRK CARD .............................................................................. 3.24 POWER UP PROCEDURES4.1 CONNECT POWER TO THE SYSTEM ........................................ 4.14.2 POWERING UP THE SYSTEM .................................................... 4.24.3 POWER UP PROBLEMS ............................................................. 4.24.4 MEMORY LED INDICATIONS ..................................................... 4.24.5 DEFAULT TRUNK AND STATION NUMBERING ......................... 4.3DS 616 INSTALLATIONTECHNICAL MANUAL TABLE OF CONTENTS JUNE 2002