Haier D1200 User Manual - page 26
Please move near the window
if you are in a building, and
move to a wild place if the
signal is weak.
Try to avoid
3 keep away from base station
of network operator.
Ask network oper-ator supply
service map
4.Electromagnetic
interference
source nearby.
Try to avoid using your phone
here
1. Imperfect function line of
network operator.
Hang up and redial
Echo or noise
2. Imperfect local line in some
calling areas
1. Waiting time and network's
operator system is connected.
The same mobile phone is
used in different networks
Power off in week signal place
2. The user's moving make the
frequent switchover between
areas
Make a call at a fixed place as
possible as you can.
Waiting time becomes short
3.Battery waste. Battery
function will fall after a period
of using
Change battery
4. The mobile phone will
launch continuously and sea-
rch base station when not
receive signals. Mass
consuming of electric quantity
shorten the waiting time.
Move to a nice signal area or
power off temporarily.
1. No battery or the battery is
not installed well.
Charger the battery or install
the battery correctly.
The phone cannot be started
2. Time of pressing the power
key is not long enough.
Press the power key about 2
seconds to power on..
1. Damaged UIM card
Send to network operator for
examination.
2. UIM card is not installed
well
Reinsert UIM card correctly
The UIM card is not available
3. Unclean UIM card contact.
Wipe the touching point with a
clean cloth.
No network service
Be not in service
area
Check the service area of
network operator.
Weak signal
Move near the window or
select another service network