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|  TM 11-5820-890-10-8
Loudspeaker (LS-671)
15.39.
CONTROLS
There are only two controls for the LS-671, plus a power indicator lamp.
The LS-671 allows the SINCGARS operator to perform two functions from
the loudspeaker: turn the radio on and off; and adjust the volume level of the
handset and speaker.
Figure 5-19. Loudspeaker LS-671
LOUDSPEAKER LS-671 CONTROLS AND USES
PURPOSE
CONTROL
POWER
This switch enables the SINCGARS radio operator to turn the radio on and off
SWITCH
from the loudspeaker. VAA CB1 must be set to ON.
VOLUME
When pushed in, this control adjusts the audio level of the handset. When
CONTROL
pulled out, it adjusts the volume of the loudspeaker. Turning the control
clockwise increases the volume; counterclockwise decreases it.
POWER
The Power Indicator Lamp lights when VAA CB1 is ON and LS-671 Power
INDICATOR
Switch is turned on.
LAMP
5-24
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