Haier D1600 User Manual page 21

I f you m ake a wrong entry, you c an pre ss key to re-e nter th e code.
Note :
If yo u hav e ent ered PIN c ode in correc tly co ntinuo usly fifteen time s,RUIM card will be
auto matically loc ked. T he phone wi ll prompt for P UK (PIN unl ocking key) h ere. You can get PUK
from your mobile phone servi ce pro vider.
If th e RUIM card is inva lid, th e pho ne dis plays 'MIN o ut of ra nge - pleas e inse rt vali d RUI M ',
plea se con tact yo ur ne twork service provi der.
2.5.2 Entering phone lock code
The phone lock c ode is used to prot ect your pho ne from unau thoriz ed use .
It ca n be se t to automa tically lock yo ur phone ea ch time it is p owere d on o r whe n in id le mod e.
You must p ress ke y to in put co rrect p hone lock code, an d then acces s the p hone m enu (the
defa ult is 0 000).
The PIN co de an d phon e lock code can be chang ed. See '8.4 Security' se ction.
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