GSM Phone Maintenance and Repair Paper 2, May/June 2015

Question 8

A subscriber inserts his SIM card into a phone. The phone displays "phone lock: enter code".

a) Suggest the problem developed by the phone.

b) State two ways to correct the problem.

Candidates seem not to be familiar with this question. Performance of candidates was poor as most of them could not provide correct answer to the question.  


The expected answers are:

a. The phone has its security code activated and will always ask for the code whenever the phone is powered on.

b. Correction

Any correct 2

- by inputting / entering the factory default code of the phone (if not changed by the user)

- using computer to reset the code if default is changed

- using master code

- using hardware clip