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SMART AUDIO 400
No.
Function
5
REC
6
PWR / MUTE button
7
SELECT button
8
BATT
9
OWN
10
Microphone
11
MIC IN
12
Mini USB A receptacle
13
AUDIO IN
About the teacher microphone LEDs
The BATT and CHG LEDs provide status and troubleshooting information for the teacher
microphone.
BATT LED status
Solid green
Flashing green or flashing
orange
Solid yellow
Flashing yellow
Solid red
Flashing red
CHG LED status
Solid
Flashing
Flashing rapidly
5
smarttech.com/kb/171144
Description
LED indicates that the microphone is paired with the receiver.
Turns on microphone
l
Mutes microphone
l
Selects an audio source.
LED indicates battery charge level. See About the teacher
microphone LEDs below.
LED indicates that the volume buttons control the teacher's
microphone.
[N/A]
Connect an external microphone (for example, a lapel or
headset microphone). This mutes the internal microphone on
the teacher microphone.
Connects the USB power cable to charge the microphone.
Connects an external audio device using a a 3.5 mm audio
cable.
Description
Microphone is on.
Pairing with receiver or microphone is muted.
Battery is low.
Microphone is out of range of the receiver.
Battery is depleted.
Pairing error. See Resolving issues with the microphones on
page 13.
Description
Battery has finished charging.
Battery is charging.
There has been a charging error.
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