GSM Phone Maintenance and Repair Paper 2, WASSCE (SC), 2017

Question 7

a. What does the acronym IC stand for?

b. State the function of network IC in a mobile phone.

c. State two situations that could result to a network IC problem.

 

This question required candidates practical knowledge on integrated circuits in a phone. Performance of candidates in this question was poor.

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Observation

The expected answers are:

a. IC means Integrated Circuit        

b.Function of Network IC   

      It controls the network operation of a phone.    

(c) Causes of network IC problem

- Water/ liquid entering the phone

- Frequent falling of the phone

- Use of incompatible charger to charge a phone

- Connecting to a faulty voltage source