Hybrid Systems JSC
Users Manual
Page 8 of 8
GSM 108 Gate
Familiar Trouble and Troubleshooting
Phenomena
Trouble
Trouble Shooting
Warn indicator
stay bright for
long time
Failed in login
onto GSM
network
1. The signal is too weak Please move the
terminal to the place where signal is stronger.
2. Check whether antenna is connected well.
3. SIM card is locked. Please contact the
service provider.
Power indicator
isn’t bright
Having not
connect to
power supply
1. Check whether the adapter is connected
well. 2. There is some trouble with the power
adapter Please contact the terminal provider.
Only free
numbers can
be called out
The residual
money on SIM
card is too less
Add money to the SIM card
Can’t hear of
sound during
calls
The malfunction
on the
telephone
Change the connected telephone with a good
one
Poor voice
quality during
calls or there is
echo during
calls
The voice
volume is too
high or the
signal of GSM
network is too
weak.
1. Adjust the voice volume to be lower. 2. The
local signal is too weak. Move the terminal to
the place where signal is stronger. 3. Make
the antenna is longer from the telephone 4.
The voice quality of the connected telephone
isn’t good. Change the connected telephone
5. Trouble on the network.
No ringing
sound
The malfunction
on the
telephone
1. Malfunction on connected telephone 2.
Malfunction on terminal. Please contact the
terminal provider.
Incoming calls
can’t be
answered
The connected
telephone does
not match the
terminal or
forbidding
answering
incoming calls
are set
1. Chang the connected telephone with a
suitable one. 2. Forbidding answering
incoming calls is set. Please contact the
service provider.
FUTURE CONTACTS
Hybrid Systems JSC
BULGARIA, 1303 Sofia
70 Hristo Botev Blvd, fl. 2
Phone: (+359 2) 931 2222; 489 3200
Fax: (+359 2) 931 2384
E-mail: [email protected]
WEB: http://www.hybsys.bg
