VARIOUS TOOLS AND EQUIPMENTS.
DISASSEMBLE AND ASSEMBLE VARIOUS HANDSETS.
IDENTIFY AND TEST PARTS OF A HANDSET.
STUDY THE MOTHERBOARD AND ITS COMPONENTS.
WORK WITH VARIOUS CHIPS ON THE PCB.
USE A MULTIMETER.
SOLDER AND DESOLDER.
SOLDER JUMPERS WHICH IS USED TO BRIDGE BROKEN TRACKS.
WORK WITH A REWORK STATION.
REPLACE CHIPS AND COMPONENTS.
REPLACING CHARGING PORTS, CONNECTORS, SWITCHES, ETC.
TROUBLESHOOTING FAULTS IN MOBILE PHONE.
FIX WATER DAMAGED CELL PHONE.
TROUBLESHOOTING CELL PHONE WATER DAMAGE.