User Manual

nearest dealer shop.
When the “Enter PIN1” message displayed:
Input a PIN1. If you fail to remember the PIN1, please contact the nearest dealer shop.
Any units locked by inputting the 3 times of wrong PIN1 are able to take calls.
When the “No service” or “Network failure” message displayed:
Confirm the SSI(signal strength indicator). If the network connection is not
available in the basement or a building which weaken the signals of the unit, try it again
after changing place where is easily able to receive the signals. If the level of signals
maintain low, this may be because of being out of the range. Therefore please contact the
service provider.
When the quality of conversation being poor:
Finish your conversation and attempt to make a call again.
When the other party unable to hear callers:
The unit is set MUTE. Therefore alter the function of UNMUTE.
When the lifespan of batteries being short:
This could happen in the region which has the weak level of the signals.
Therefore switch off the unit when not using it. When the lifespan of a battery is running
short, please change it into new battery.