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Huawei Pinnacle 2 Manual

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19 
11 TTY Operation  
Using the TTY Device  
The Teletypewriter (TTY) is a typewriting device. By connecting 
the phone to the TTY device, you can use th e TTY functions to 
send/receive messages.  
When you use the TTY function, do as follows:  
1 .
  Set the phone to the TTY mode and connect the TTY device 
to the headset jack of the phone.
 
2 .
  Make or answer calls as normal.
 
3 .
  When the call is put through, use the TTY dev
ice to send or 
receive the letters.  
4 .
  Press 
 
to end the...

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12 Troubleshooting  
If you encounter any problem when using your phone, try to 
rectify the problem according to the following table. If the 
problem persists, contact the service provider or the dealer.  
Problem Ensure that... 
The battery cannot 
be charged.  The charger is properly connected to 
your phone and the power socket.
 
The phone cannot 
be powered on. 
 The battery power is sufficient.  

 The battery is properly installed.  

 Press and hold . 
You cannot make a 
call except an...

Page 23

21 
Problem Ensure that... 
The signal strength 
is not strong enough 
or your phone is 
often off line.  Move close to a place with strong signal 
strength.
 
Your phone displays 
"No service found", 
"Service unavailable" 
or "Network 
problem".  

 You are in an area with very weak 
signal or outside your service 
provider's network coverage (in a 
tunnel or surrounded by buildings). If 
so, move to another area and try 
again. 
 Do not utilize the service option 
without...

Page 24

22 
Medical Device 
 Follow rules and regulations set forth by hospitals and health 
care facilities. Do not use your device when using the device 
is prohibited.  

 Pacemaker manufacturers recommend that a minimum 
distance of 15 cm be maintained between a device and a 
pacemaker to prevent potential interference with th e 
pacemaker. If you are using a pacemaker, use the device on 
the opposite side of the pacemaker and do not carry the 
device in your front pocket.  

 Some wireless devices may...

Page 25

23 
often, but not always, clearly marked. Such locations include 
areas below the deck on boats, chemical transfer or storage 
facilities, and areas where the air contains chemicals or particles 
such as grain, dust, or metal powders. Ask the manufacturers of 
vehicles using liquefied petroleum gas (such as propane  or 
butane) whether this device can be safely used in their vicinity.  
Traffic Security 
Observe local laws and regulations while using the device. In 
addition, if using the device while...

Page 26

24 
Operating Environment  Do not use or charge the device in dusty, damp, and dirty 
places or places with magnetic fields. Otherwise, it may result 
in a malfunction of the circuit.  

 The device complies with the RF specifications when the 
device is used near your ear or at a distance of 1.5 cm from 
your body. Ensure that the device accessories such as a 
device case and a device holster are not composed of metal 
components. Keep your device 1.5 cm away from your body 
to meet the requirem ent...

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25 
Safety of Children 
Comply with all precautions with regard to children's safety. 
Letting the child play with your device or its accessories, which 
may include parts that can be detached from the device, ma y be 
dangerous, as it may present a choking hazard. Ensure that 
small children are kept away from the device and accessories.  
Accessories 
Choose only batteries, chargers, and accessories approved for 
use with this model by the device manufacturer. The use  of any 
other type of...

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 Do not disassemble the battery or solder the battery poles. 
Otherwise, it may lead to electrolyte leakage, ov erheating, 
fire, or explosion.  

 If battery electrolyte leaks out, ensure that the electrolyte 
does not touch your skin and eyes. When the electrolyte 
touches your skin or splashes into your eyes, wash your eyes 
with clean water immediately and consult a doc tor. 

 If there is a case of battery deformation, color change, or 
abnormal heating while you charge or store the battery,...

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27 
it may lead to battery leakage, device malfunction, 
overheating, fire, or explosion. 

 Do not place magn etic storage media such as magnetic cards 
and floppy disks near the device. Radiation from the device 
may erase the information stored on them.  

 Do not leave your device, battery, and charger in a place with 
an extreme high or low temperature. Otherwise, th ey may 
not function properly and may lead to a fire or an explosion. 
When the temperature is lower than 0°C, performance of the...

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communications. 
Certification Information (SAR)  
This device meets guidelines for exposure to radio waves.  
Your device is a low -power radio transmitter and receiver. As 
recommended by international guidelines, the device is  designed 
not to exceed the limits for exposure to radio waves. These 
guidelines were developed by the independent scientific 
organization International Commission on Non -Ionizing 
Radiation Protection (ICNIRP) and include safety measures 
designed to ensure  safety for...
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