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..

Keypad (38-Key) Replacement for Symbol MC3100..

37. Take out the LCD Connector..

.Sync & Charge Connector with Flex Cable for Symbol MC3090 seriesMC3090R-LC48S00MERMC309..

24. You can take out the barcode scanner flex cable..