GSM Phone Maintenance and Repair Paper 2, WASSCE (SC), 2018

Question 5

 

  1. In order to replace a soldered battery connector, State two:

    1. tools that are needed;
    2. materials that are needed;
    3. equipment that are needed.

    Most of the candidates that answered this question performed fairly as they could not really distinguish between tools, equipment and materials.

Observation

The expected answers are:

(a) Tools that are needed to replace a soldered battery connector

  • Tweezers
  • Soldering iron
  • PCB holder / stand
  • Long nose plier
  • Blade cutter                                                         

(b) Materials that are needed to replace a soldered battery connector

  • Soldering lead / wire
  • Soldering paste
  • Soldering flux     
  • Cleaning sponge / File/ Reti
  • Brush

                                                                                   
(c) Equipment that are needed to replace a soldered battery connector

  • Rework station / hot air blower / soldering station
  • Power supply source