Telex WM1000, WM2000

Balanced/UnbalancedSwitch(SW-1)

This switch is set at the factory to the balanced (BAL) position for use with Audio-

com intercom channels. Set the switch to the unbalanced (UNBAL) position for use

with a Clear-Com intercom system. Be sure and use the appropriate connection in-

formation based on how you have this switch set.

IntercomChannelConnections

Important!

The following paragraphs and illustrations describe installation of the WM1000 /

WM2000 in an Audiocom Intercom System. To use the WM1000 / WM2000 in a

Clear-Com Intercom System, set SW1 to the UNBAL position, set DIP switch 2 to

the Closed position, and connect the Clear-Com channel wires using the Unbalanced

Mode Intercom Channel pin-out information listed in the specifications (page19).

Switch

Number Description Settings

Open=Off; Closed=On Default

Setting

1 Not used Don't care Open

2 Call signal method Closed: DC

Open: Audiocom Open

3 Incoming call beep Closed: Disabled

Open: Enabled Open

4 Microphone type Closed: Unbalanced

Open: Balanced Open

5 Not used Don’t care Open

6 Not used Don’t care Open

7 Not used Don’t’ care Open

8 Not used Don’t care Open

Table1. Configuration Switch Settings