12 Pull the back cover up to take it out

.9. Take out 2 screws which near the Sim card connector..

.8. Seperated the Keypad successfully..

.7. Pull and take out the keypad..

.6. Take 2nd screw inside and near the battery connector..

.5. Take 1st screw inside and near the battery connector..

Symbol MC55A, MC55A0 Flex Cable (2399-001590)..

Side Button Flex Cable ( Left & Right ) for Zebra Symbol EC50, EC55..