Power Failure Transfer Unit (Pftu) - Vodavi Starplus Triad 1/2/3 Installation Manual

Miscellaneous Interface Unit (MISU) Installation

Power Failure Transfer Unit (PFTU)

The PFTU optional unit is installed on the MISU board It provides the
transfer of up to 6 CO lines to 6 stations. It has a switch to provide manual
switchover. The controls are connected to the unit from the MISU.
The PFTU is wired from the 25-pair connector on the KSU CO line
connector to the MDF, then cross connected to the CO Line inputs from
the telephone company, to the CO Line inputs of the system, and to
Power Failure SLTs. Note that the SLT may also be connected to a SLIB in
the system as shown in
Installing the PFTU
1. Unpack the PFTU from its antistatic conductive bag in the packing
2. Plug one end of the multicolored cable onto the connector on the
3. Position the PFTU so that the amphenol connector is to the left.
4. Use the two mounting screws and mount the PFTU to the MISU.
5. Locate the connector CONN1 on the MISU and plug the other end of
Refer to
PFTU.
box. There should also be a plastic bag with two mounting screws
along with a multicolored cable.
PFTU.
the multicolored cable to this connector.
.
Figure 3-16 This completes the installation procedure for the
Table 3-6.
3-37