Lesley Saunders, here are the steps. Not a bad job :)
1. Remove the battery.
Removing the case
2. Remove six screws.
3. Remove the FPC while suspending the rear case assy, and then remove the rear case assy.
Note: Carefully remove the rear case assy as the FPC is connected.
Removing the LCD assy
4. Unsolder four lead wires.
5. Remove the screw.
6. Remove the connector, and then the LCD ASSY.
Note: The connector is under the LCD assy.
When removing the FPC, make sure to release the lock of the connector in advance.
Assemble the LCD assy after aligning it with the positioning pins.
Hope this helps, good luck.