Chapter 5. Peripheral
Equipment
Voice Announce Unit (VAU)
Guidelines
l
l
l
l
l
installation
1. Remove the cover from the Voice Announce Unit.
2. Set SW 1 and SW2 according to the following tables. (Default settings are
Table 5-6. Switch settings for SWl, VAU
5-22
Operating temperatures for the Voice Announce Unit (VB-43708) should
be between 35 and 105' F.
Maximum loop resistance for the VAU is 10 Ohms.
The VAU contains a rechargeable lead-acid battery. Recharging circuity
for the battery is included on the VAU.
The ports used for the VAU must have all.FF key assignments cleared
before voice messages and abbreviated dial numbers are programmed.
The following tools are required to install the VAU:
italicized.)
See %igure 5-14 for the location of the switch blocks.
Switch Block 1 (SWl)
Switch
Function
(VAU chip I. 1 or later is required for blind transfer.)
3
Section 3004nstallarion