Chiayo GM-243C(TL) Owner's manual

Chiayo
Brand
Chiayo
Model
GM-243C(TL)
Type
Owner's manual

This manual is also suitable for

CHIAYO ELECTRONICS CO., LTD.
Operation manual
GM-243
Audio Linked Telescopic Gooseneck
Microphone
1
GM-243 Audio Linked Telescopic Gooseneck Microphone
Parts and functions of GM-243C
TALK in chairman priority mode
+
Press the chairman
priority mute button
(left).
◼ The chairman indicator (left) will flash and
the talk indicator (right) will light solid.
◼ Only the chairman unit GM-243C can talk.
All delegate units GM-243S are muted and
unable to talk.
Press the chairman
priority mute button
(left) again to stop
talking and enable
delegate units GM-
243S to talk.
Chairman priority
mute button
Power indicator
Gain control
Audio input /
audio output
Talk indicator
Chairman
indicator
DC input for GMC-
10+ audio convertor
(optional)
Chairman
indicator
Talk indicator
2
Instructions
TALK in normal mode
+
Press the talk button
(right).
◼ Both chairman (left) and talk (right)
indicators will light solid.
◼ The unit automatically mutes after 5 minutes
without voice into the microphone (except
chairman uint under priority mode.). Please
press talk button again to continue.
Press the talk button
(right) again to stop
talking.
Telescopic gooseneck
The gooseneck is telescopic from 43cm to 60cm for best
voice pickup of the microphone.
Gain control
◼ Rotate to achieve best voice pickup sensitivity of the
microphone.
◼ When feedback occurs because of the installing
environment, the gain level adjustment can reduce its
impact.
◼ For an ideal acoustic quality, either lower the gain level
or the volume of the amplifier.
3
GM-243 Audio Linked Telescopic Gooseneck Microphone
Parts and functions of GM-243S
TALK in normal mode
+
Press the talk button.
◼ The talk indicators will light solid.
◼ The unit automatically mutes after 5 minutes
without voice into the microphone. Please
press talk button again to continue.
Press this button again
to stop talking.
Talk button
Power indicator
Gain control
Talk indicator
Talk indicator
Telescopic
gooseneck
Audio input /
audio output
DC input for GMC-
10+ audio convertor
(optional)
4
Instructions
Telescopic gooseneck
The gooseneck is telescopic from 43cm to 60cm for best
voice pickup of the microphone.
Gain control
◼ For best voice pickup sensitivity from the mouth to the
microphone.
◼ When feedback occurs because of the installing
environment, the gain level adjustment can reduce its
impact.
◼ For an ideal acoustic quality, either lower the gain level
or the volume of the amplifier.
GM-243 System Connection
1. System capacity of no more than 10 units with GMC-10+ audio converter.
※ Please refer to GMC-10+ instruction manual for more detail.
The switching adaptor
(15V 4.3A) can connect
to any unit.
GMC-10+
Audio converter
CAT.5e cable
(recommended)
Amplifier’s LINE IN / AUX IN
5
GM-243 Audio Linked Telescopic Gooseneck Microphone
2. System capacity more than 10 units with GMC-60 / GMC-30 audio converter.
※ Please refer to GMC-60 / GMC-30 instruction manual for more detail.
IMPORTANT
1. DO NOT connect to the power during installation and ensure that all RJ45 cable connectors
are of correct pinout wiring.
2. DO NOT turn on the power before the installation is finished.
3. The network cable Cat.5e / Cat.6 UTP has to meet TIA/EIA-568-B.2 standards with copper
wires of 24AWG-1/0.49A*4P (CM/UL).
4. To achieve best performance and stable functionality, it’s recommended to use standard
CHIAYO CAT.5e network cables which are available in 2M, 5M and 10M length.
5. The chairman unit GM-243C can be located anywhere in the loop.
6. Each RJ45 jack of the audio convertor can only connect to the first or last unit of a GM-243
series.
7. This conference system may consist of up to 120 units with max two chairman units GM-
243C.
8. To prevent feedback noise, please adjust the GAIN on the microphone and the volume on the
amplifier before operating the conference system.
GMC-60/GMC-30
Audio converter
CAT.5e cable
(recommended)
switching adaptor
(15V 4.3A)
Amplifier’s LINE IN / AUX IN
6
Instructions
Insert the plug
Pull out the plug
1 2 3
4 5 6
7 8 9
Lock bar
Use finger to
push the lock bar
to the bottom Done!
1 2
3 4 5
6 7 8
Lock bar
Prepare to unlock
Push lock bar Locked!
CHIAYO ELECTRONICS CO., LTD.
Http://www.chiayo.com.tw｜Email: sales@chiayo.com.tw
Office: 30, Lane 27, Section 4, Jen-Ai Road, Taipei 10685, Taiwan
Tel: 886-2-27415741｜Fax: 886-2-27525242
Factory: 88, Chung-Hsiao Street 2, Chiayi 60080, Taiwan
Tel: 886-5-2711000｜Fax: 886-5-5767611
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Chiayo GM-243C(TL) Owner's manual

Chiayo
Brand
Chiayo
Model
GM-243C(TL)
Type
Owner's manual
This manual is also suitable for
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