AT&T Release 2.0 Telephone User Manual


 
Installing the Control Unit
d. Connect the other end of the line cord into the jack labeled
J2 DC OUTPUT
on the auxiliary power unit.
CAUTION:
Do not plug the power supply or the auxiliary power
unit into the AC outlet until you are ready to turn on the
system, as described in “Powering Up the System”
later in this chapter.
If the system is backed up by an Uninterruptible Power
Supply (UPS), connect the auxiliary power to the UPS.
Do not attach the power cord(s) to any building
surfaces.
Use only the power unit line cord supplied with the
auxiliary power unit. An incorrect cord will damage the
power supply and may damage modules.
2-50 Installing the Processor