1090 Backup Battery - Lenovo ThinkPad X240s Maintenance Manual

Removal steps of the speaker assembly
Step Screw (quantity)
1
M2 × 2.3 mm, big head, nylon-coated (4)
When installing:
Ensure that the connector is attached firmly.

1090 Backup battery

For access, remove the following FRUs in order:
• "1010 Base cover assembly" on page 59
• "1020 Front battery" on page 60
DANGER
Use only the authorized battery specified for your computer. Any other battery could ignite or
explode.
1
1
2
1
1
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
.
Chapter 9 Removing or replacing a FRU
69