Table 17. Removal steps of backup battery
When installing: Attach the backup battery on the hole 
in the insulation sheet as shown in the figure below and make sure that the battery connector is attached firmly.
1090 Wireless USB adapter or Intel Turbo Memory
For access, remove these FRUs in order:
•“1010 Battery pack” on page 75
•“1070 Keyboard” on page 85
