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INSTALLATION-DK8 KSU & PCB
SECTION 100-816-204
MARCH 1993
4-i
TABLE OF CONTENTS
PARAGRAPH SUBJECT PAGE
PART I
DK8 KSU INSTALLATION ................................................................................... 4-1
1 GENERAL .............................................................................................................. 4-1
2 KEY SERVICE UNIT MOUNTING ......................................................................... 4-1
2.00 Mounting Surface Considerations ...................................................................... 4-1
2.10 Mounting Preparation ......................................................................................... 4-1
2.20 Mounting the Key Service Unit ........................................................................... 4-4
2.30 Installing the Reserve Power Battery and Charger (HPFB) ................................ 4-4
3 POWER SUPPLY TEST REMOVAL AND REPLACEMENT .................................. 4-5
3.10 Power Supply Removal ...................................................................................... 4-5
3.20 Power Supply Replacement ............................................................................... 4-5
4 DK8 POWER FAILURE EMERGENCY TRANSFER OPTION ............................... 4-5
4.10 DK8 Power Failure Emergency Transfer Installation .......................................... 4-5
4.20 DK8 Power Failure Emergency Transfer Test..................................................... 4-5
PART II
DK8 PRINTED CIRCUIT BOARD INSTALLATION ............................................... 4-9
5 GENERAL .............................................................................................................. 4-9
6 PCB INSTALLATION CONSIDERATIONS ............................................................ 4-9
6.10 KSU Option PCBs .............................................................................................. 4-9
6.20 PCB Option Considerations................................................................................ 4-9
6.30 PCB Installation/Power Supply Considerations................................................... 4-9
7 CO LINE/DIGITAL TELEPHONE INTERFACE UNIT (QCDU) ............................... 4-9
7.00 General............................................................................................................... 4-9
7.10 QCDU Configuration........................................................................................... 4-11
7.20 QCDU Installation Procedure ............................................................................. 4-11
7.30 QCDU Wiring...................................................................................................... 4-12
7.40 QCDU Programming Overview .......................................................................... 4-13
8 STANDARD TELEPHONE INTERFACE UNIT (QSTU).......................................... 4-13
8.00 General............................................................................................................... 4-13
8.10 QSTU Configuration ........................................................................................... 4-13
8.20 QSTU Installation Procedure.............................................................................. 4-13
8.30 QSTU Wiring ...................................................................................................... 4-13
8.40 QSTU Programming Overview ........................................................................... 4-13
9 DTMF RECEIVER/ABR TONE DETECTOR UNIT (QRCU) ................................... 4-13
9.00 General............................................................................................................... 4-13
9.10 QRCU Configuration........................................................................................... 4-14
9.20 QRCU Installation Procedure ............................................................................. 4-14
9.30 QRCU Wiring...................................................................................................... 4-15
9.40 QRCU Programming Overview .......................................................................... 4-15
10 CONFERENCE CIRCUITS (QCNU) ...................................................................... 4-15
10.00 General ............................................................................................................... 4-15
10.10 QCNU Configuration........................................................................................... 4-15
10.20 QCNU Installation Procedure ............................................................................. 4-15
10.30 QCNU Wiring ...................................................................................................... 4-15