Argard Co. Ltd. M20 Manual Do Utilizador

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Troubleshooting & FAQ 
Problem:  You cannot turn the headset on.
Cause:  
This may be due to a malfunction
                      with the battery. 
Solution:  Reactivate the headset by connecting  
 
it to the AC adapter and   
 
leave the headset to charge for 8 hours.
Cause: 
The headset has been left unused
 
for too long causing the battery to  
 
completely discharge.
Solution:  Reactivate the headset by connecting  
 
it to the AC adapter and   
 
leave the headset to charge for 8 hours.
Problem:  The red light does not come on  
 
during charging.
Cause: 
The battery is already fully charged.
Solution:  Disconnect the mini USB plug
 
 
from the headset and the headset  
 
should be ready to use.
Cause: 
The headset has been left unused
 
for too long causing the battery to  
 
completely discharge.
Solution:  Reactivate the headset by connecting  
 
it to the AC adapter and   
 
leave the headset to charge for 8 hours.
Problem:  The headset is connected to the  
 
Bluetooth®-enabled device, but  
 
doesn’t work properly.
Cause: 
This may be due to a connection failure
 
between the device and the headset.
Solution:  Reset the device by turning it off  
 
and then back on again. Then turn  
 
the headset off and turn it on again to 
 
re-establish the connection. 
Problem:  You cannot hear the ringtone for  
 
an incoming call.  
Cause: 
This can happen if the phone is set to 
 
silent mode or if the ringtone has been
 
disabled.
Solution:  Change the phone settings to enable 
 
the incoming call ringtone.
Problem:  There is static noise during  
 
conversations.
Cause: 
The headset uses radio frequency  
 
waves at the lowest transmission  
 
power levels possible in order that  
 
minimum battery power is used, at  
 
the same time as meeting the signal  
 
efficiency standards for Bluetooth®  
 
Class 2. The distance between  
 
the headset and device should be  
 
kept to a minimum wherever possible.
Solution:  For optimum sound quality, wear  
 
the headset on the same side of  
 
your body as the mobile phone. 
Problem:  The headset has been unexpectedly
 
disconnected, or you cannot answer  
 
calls using the headset.
Cause: 
It is a normal feature of the headset 
 
to go into low-energy mode after  
 
90 minutes of inactivity. Many  
 
Bluetooth®-enabled devices support  
 
this mode, however, if your mobile  
 
phone does not support this, the  
 
headset will disconnect from the  
 
device. 
Solution:  Press
 
the FUNCTION button once to  
 
reconnect and answer the call.  
 
It may, however, take an  extra 2-3  
 
seconds to make the connection. 
 
Problem:  The headset incorrectly performs a 
 
function, or the control buttons don’t 
 
work as expected.
Cause: 
This may be due to
 
improper usage  
 
or it is likely that the headset has  
 
been stored at too high temperature  
 
which can cause the processor chip  
 
to malfunction.
Solution:  The headset should be reset. Press and 
 
hold down the VOLUME UP, VOLUME 
 
DOWN and FUNCTION buttons 
 
simultaneously for approximately
 
10 seconds. The red light will flashes
 
1 time to indicate a headset shutdown 
 
and reset. Then press the FUNCTION 
 
button once more to restart the 
 
headset for normal use.
Care and maintenance
The headset has been designed and produced 
using the latest technology, and should be looked 
after carefully. The following recommendations will 
help you to use the headset in accordance with the 
requirements of the warranty, and will help to 
extend its lifetime.
•  Avoid storing the headset in humid, dusty or 
moist conditions, or at temperatures over 
45ºC. These conditions may cause the 
electronic components to degrade.
•  Avoid storing the headset in very cold 
conditions (below -10ºC). When the headset is 
turned on at these temperatures, condensa-
tion is created inside the headset and may 
damage the electronic circuits. 
•  Avoid using the headset in very hot 
conditions, as the heat may shorten the 
lifespan of the electronic equipment and may 
also damage the battery. 
•  Avoid knocking or shaking the headset. 
Careless usage may damage the internal 
circuits.
•  Do not clean the headset with strong 
chemicals or substances, as they may damage 
its surface.
•  Do not attempt to open the headset. The 
battery is not user-replaceable and replacing it 
will  invalidate the warranty.
These recommendations will help to extend the 
lifetime of your headset. If you have any problems 
with the headset, please refer to the warranty 
section of this guide.
Certification and safety approvals 
FCC
This device complies with Part 15 of the FCC Rules. 
Operation is subject to the following two 
conditions.
• This device may not cause harmful interference. 
• This device must accept any interference 
received, including interference that may cause 
undesired operation.
CE
This product is CE marked according to provisions 
of the R&TTE Directive.
Bluetooth®
The Bluetooth® trademark and logos are owned by 
Bluetooth® SIG, Inc. and any use of such trademarks 
by Argard are under license. 
 
Warranty
Argard Co., Ltd, the producer of this Bluetooth® 
headset, guarantees to provide quality after-sales 
support and service to buyers or users of this 
product, under the following conditions:
1.  The product warranty is valid for a period of 
one (1) year from the date of purchase.
2.  The buyer must produce a receipt or other 
documentation showing the date, time and 
place where the product was purchased.
3.  The buyer is not covered by this warranty      
under the following conditions.
•   The product has been damaged due to 
improper usage or storage, falling or being 
dropped hard on the ground, or coming into 
direct contact with steam or water. 
•   The product has been repaired or modified 
by an unauthorized person.
•   The product has been sent for repairs after 
the warranty has expired, in which case the 
company will charge for the service at the 
normal cost.
•   The battery has been modified, or an 
unsuitable battery has been used.
•   Charging equipment other than that 
provided with the headset has been used.
4. If a problem occurs during the warranty period, 
the buyer should send or take the product to 
the original vendor.
All information regarding this warranty or the 
product may be modified without notice.
www.argard.com
10.   Voice dialing
If your Bluetooth®-enabled device supports voice 
dialing, you can make a voice dialing call by first 
pressing the FUNCTION button. Once prompted, 
proceed as you would normally with the voice 
dialing on your mobile phone. 
To cancel voice dialing, press the FUNCTION 
button.
11.   Transferring calls between the headset 
          and your mobile phone
A call can be transferred from your mobile phone 
to the headset and vice versa. 
To transfer a call from the headset to the mobile 
phone, press the FUNCTION button twice. 
To transfer a call from the mobile phone to the 
headset, press the FUNCTION button once. 
12.   Redial last number
To redial the last number called, press the 
FUNCTION button twice. A ‘beeping’ sound will be 
heard, and the last number called will be redialed.
To cancel , press the FUNCTION button once.
13.   Three-way calling
To receive a waiting call and hold an active call, 
press and hold down the FUNCTION button for 
approximately 3 seconds.
To Accept waiting call and release  active call
Press FUNCTION button 2 twice.
To alternate between the active call and the 
waiting call, press  hold down the FUNCTION 
button for  approximately 3 seconds.
To Release  all held call ,press and hold the VOLUME 
DOWN or  VOLUME UP button for approximately 3 
seconds.
To use the three-way calling function, press and 
hold the FUNCTION button for approximately 8 
seconds.
To end the three-way calling function,press the 
FUNCTION button twice.
To connect Multi-party calls and remove your self 
from the conversation press and hold the VOLUME 
DOWN and VOLUME UP button for approximately 7 
seconds.
Summary of headset light sequences
  
9.   Low battery warning
A warning tone will sound if the battery is low , and 
the flashing blue light will change to a red light, 
with 1 flashes every 10 seconds.
Headset status
Headset indicator light
Power on
Blue light long flashes once
Power off
Red light long flashes once
Blue light flashes once
Pairing mode
Blue and red light 
alternating flashes
Stand-by mode,
During call
Blue light flashes once 
every 10 seconds
Blue light rapid flashes 
until the call is received
Low battery
Red light flashes once 
every 10 seconds
Battery charging
Pairing successful
right
right
left
left
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3.    Wearing the headset
Turn the earbud to an angle of approximately 30 
degrees from the direction of the headset 
depending on which side of the body you wish to 
wear the headset.
   
Once the earbud is in position, insert the headset 
into your ear canal according to the pictures below.
4.    Turning the headset on 
To turn the headset on, press the FUNCTION 
button until you see the blue light long flashes 
once time and you hear 4 tones.  
5.   Pairing
For the headset to function, it must first be paired 
(linked) with a Bluetooth®-enabled device like a 
mobile phone. To do this, the headset must be 
turned on. Press and hold down the FUNCTION 
button until blue light long flashes once time. Keep 
pressing the FUNCTION button until there are 
alternate rapid red and blue flashing lights. Then 
release the FUNCTION button.
Use your Bluetooth®-enabled device’s menu (see 
relevant user manual) to search for the headset and 
select the M20 once it finds it. When the device 
requests a passkey, enter 0000 (four zeros) and 
then press YES or OK. Your device is now paired to 
the headset for future use.
6.   Turning the headset off
To turn the headset off, hold the FUNCTION button 
down until you see the red light long flashes once 
time.
7.   Answering / Ending / Rejecting a call
To answer an incoming call, press the FUNCTION 
button. 
To end a call, press the FUNCTION button again. 
To reject an incoming call, hold the FUNCTION 
button down for 2 seconds.
8.   Adjusting the volume
Use the VOLUME UP button to increase the volume 
and the VOLUME DOWN button to decrease the 
volume. (See Overview.)
 
folding line
die cut line
Incoming call
Use only the supplied adaptor.
Meaning of WEEE symbol
e.g.                this symbol indicating separate
collection electrical and electronic equipment.
Modification not expressly approved by this
company void the user's authority to operate
the equipment.
Less than 20% charged
Red light flashes
20%-99% charged
Red light is on continue
Fully charged
Blue light is on continue
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ARGARD M20 user manual
Your package contains:
• a headset with a medium-sized earbud fitted
• an AC adapter
• 2 spare earbuds - 1 large and 1 small.
Specifications
Weight: 12.5 grams
Size: 27 mm x 50 mm x 10.5 mm
Talk time: up to 6.0 hours
Standby time: up to 200 hours
Bluetooth® version: 2.0
Microphone: Dual Microphone
Noise canceling /Digital Signal Processing
Getting started
1.   Charging the headset for the first time
The headset must be fully charged before you use 
it for the first time. Connect the mini USB plug from 
the AC adapter to the headset and plug the AC 
adapter into the electrical socket and charge the 
headset for 8 hours.
 
A red light will come on while the headset is 
charging. If it fails to come on, press the FUNCTION 
button to activate it. The red light will go off once 
the headset is fully charged. After the inital charge, 
recharging takes approximately 3 hours.
2.   Choosing the earbud
The earbud attached to the headset is medium-
sized. Large and small earbuds are also included. 
Choose the size that works best for you. 
spare earbuds
(1 small and 1 large)
headset
AC adapter
mini USB plug
supplied earbud
3 earbuds supplied
(small, medium 
and large)
FUNCTION button
VOLUME UP button
VOLUME DOWN button
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