27. Take out 3rd screw on the metal cover

.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..

RFID Flex Cable Replacement for Symbol MC3190-Z RFID, MC319Z-GPart Number: 54-273750-01 ..

28. Take out 4th screw on the metal cover..