Avaya 03-300686 manual Installing and wiring telephone power supplies 109

	Contents
Dual wiring of 2-wire and 4-wire endpoints	87
Installing the attendant console	87
Installing the 26B1 Selector Console	88
Connecting external alarm indicators and auxiliary power	88
Installing off-premises station wiring	90
Off-premises or out-of-building stations	91
Off-premises connections	91
Off-premises protection requirements	93
Telephone restrictions for exposed environments	94
Digital Out-of-Building Telephone Protection	94
Installing the ITW Linx Enhanced Protector	95
Installing the 4C3S-75 Enhanced Protector	95
Installing the data link protector	95
Emergency transfer units and associated telephones	96
808A Emergency Transfer Panel and	97
telephone installation examples
Installing the 808A Emergency Transfer Panel	99
Installing telephones used only for	104
emergency transfer (trunk/auxiliary field)
Installing telephones used for emergency	105
transfer and as normal extension (trunk/auxiliary field)
Installing external ringing	106
Installing the queue warning indicator	107
Chapter 7: Installing and wiring telephone power supplies	109
1145B2 power supply	109
Important warning for 1145B2 power supply	110
Mounting the 1145B2/1146B2 power supply	111
Installing the wall-mounting plates	114
Mounting the 1146B2 Power Distribution Unit	114
Installing the battery mounting/wiring	115
Installing the expanded power distribution unit	115
Powering up and testing the power supply	116
Wiring the 1146B2 Power Distribution Unit	117
Resetting LEDs on power distribution unit	118
1152A1 Mid-Span Power Distribution Unit	119
Important safety instructions	119
Using the 1152A1 Power Distribution Unit	120
Connecting the 1152A1 Power Distribution Unit	120
Connecting the cables	121

Issue 3 January 2008 5