Power Failure Transfer - Panasonic DBS 576 Technical Manual

Chapter 6. Peripheral Equipment

Power Failure Transfer

Guidelines
• Up to four SLTs can be connected to the Power Failure Unit (VB-43703). If a
• If a call is in progress through the Power Failure Unit (PFU) when the power is
• The following tools are required to install the PFU:
Installation
1. Remove the cover from the Power Failure Unit (PFU)
2. Remove the cable punch-out plate (Figure 6-23) to make an opening for the
3. Mount the PFU on the wall using the three screws provided with the unit.
6-26
CAUTION:
• Turn the power switch and the external broker OFF, and disconnect the
AC cable before installing the Power Failure Transfer.
power failure occurs, the SLTs will automatically receive a dial tone from the
trunk. The DBS 576 features and restrictions do not apply when SLTs are
receiving a dial tone from the trunk line.
restored, the call will be disconnected.
• Phillips screwdriver
• Needle-nose pliers
• Diagonal cutters
cables coming in to the PFU.
To remove the plate, cut the groove with diagonal cutters, then bend the
plate back and forth with needle-nose pliers to remove it.
DBS 576 (USA), issued 6/2/98
Section 300-Installation
576-13-300