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Fault
Solution
No dialing tone after off-hook
Hook on, and then hook off or press
HANDFREE key
No response in the key sys-
Power on and then off once
tem interface (after several
attempts)
Incorrect display of system
Check whether the antenna is conn-
time
ected correctly and whether the sys-
tem signal is too weak
No display in the system int-
Check whether the battery has elec-
erface after disconnecting
tricity, or check whether the battery
the external power source
is damaged, or power on the phone
again
No display in the system int-
Check whether the power source is
erface after power-on
well connected, or check whether
the battery has electricity, and then
connect the power source or battery
reliably
Display of “Not in the qualif-
The phone currently is not in the se-
ied service area”
rvice area qualified by the network
service provider via NMS. Please
contact the network service provider.
No response or incorrect re-
There may be problems with the ne-
sponse of the system after
twork, please make another attempt;
pressing
CALL/REDIAL
or you must have set an incorrect IP
key
when making a call
number, local area number or NMC
number, etc., by yourself. Please co-
ntact the network service provider.
Unable to send the number
Check whether you have hooked off
after pressing
CALL/RED-
(
Note
: Be sure to hook off before
IAL
key
sending the number when making a
call.)
Troubleshooting
8