Lenovo X200 - Manual (Page 112)

1090 Backup battery
DANGER
Use only the battery specified in the parts list for your computer. Any other
battery could ignite or explode.
For access, remove these FRUs in order:
v
“1020 Battery pack” on page 86
v “1060 Keyboard” on page 97
v “1080 Palm rest” on page 101
Table 17. Removal steps of backup battery
1
104 ThinkPad X200 Tablet and X201 Tablet Hardware Maintenance Manual