NOTE
Control tower positions are identical to standard operator
positions except that the direct access (DA) modules and
special function modules are designed for sunlit working
spaces. For this reason tower DA and special function
modules are not interchangeable with regular position
modules.
IVCSS Operator Console
Figure 5-1 is a sample IVCSS operator console:
Figure 5-1 -- IVCSS operator console.
Enhanced Terminal Voice Switch
The Enhanced Terminal Voice Switch (ETVS) contains centralized communications
switching equipment (central switch). Supervisory and maintenance personnel use
configuration terminals to configure the switch via a computer. Supervisors can use the
supervisory configuration terminal to reconfigure the switch for radio frequency
5-5
