Telex BTR-1 Controls and Connections - Rear Panel, Telex Units, RTS Units, Headset Jack Wiring

	9
SET	MENU
10

13

14

11	PT PT
	TX TALK
	12

15

Controls and Connections - Rear Panel

Figure 3-2

TR-1 Rear Panel/Connector/Antennas

(1) Microphone

Telex Units

(4) Headphone

Shield

Low (-)

9. [MENU] and [SET] buttons: Used to select menus and

set options on the LCD.

(2) Microphone

(3) Headphone

10. LCD (Liquid Crystal Display)

11. [UP] and [DOWN] buttons: Used to select beltpack op-

Audio

High (+)

RTS Units

tions on the LCD.

12. Push-to-Talk/Push-to-Transmit Switch:

Push-to-Talk (PT TALK): The transmitter is always on. No audio is sent unless the talk button is active. Recommended position.

(1) Microphone

Shield(2) Microphone

Audio (+)

(4) Headphone	(3) Headphone
Low	High (+)

Push-to-Transmit (PT TX): The transmitter and au- dio paths are off except when the talk button is active.

13. Headset Connector: Male XLR connector for Telex

units, Female XLR connector for RTS units.

(1) Microphone Shield

(2) Microphone Audio (+)

14.	Battery Latch: Press down to enable the battery pack to
	be released. While the latch is held down, slide the battery
	pack about 1/8 inch back, toward the latch, until it stops,
	then lift out.
15.	Receive and Transmit Antennas: The antennas are screw
	type, ¼ wave, replaceable antennas. The color dot on the
	screw end of the antenna must match color dot on antenna
	receptacle.

(3) Headphone

High (+)

(5)(4) Headphone Low

Figure 3-3

Headset Jack Wiring

3-2