4. Take out 2screws on the Top Back 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..

27. Take out 3rd screw on the metal cover..

.Motorola Symbol MC7090 series Motherboard ..

Motherboard fo Motorola Symbol MK4000..

Motherboard for Motorola Symbol MC9090Product Configuration Matrix: MC9090-S      WAN    MC909..

.1. First, take out battery, battery cover..