If no diagnostic program is installed on the computer, the customer should download and install the
program to diagnose the battery, before getting a non-physically damaged battery replaced. Note that the
replacement of a physically damaged battery is not covered by the warranty.
Removal steps of the built-in battery
DANGER
Use only the authorized battery specified for your computer. Any other battery could ignite or
explode.
Step
Screw (quantity)
2
M2 × 3 mm, small-head, nylon-coated (3)
1130 Smart-card reader assembly
Note: Before you start the servicing, disable the built-in battery. See "Disabling the built-in battery"
on page 64.
For access, remove these FRUs in order:
•
"1010 Removable battery" on page 64
•
"1030 Base cover assembly" on page 66
82
T470 Hardware Maintenance Manual
Color
Torque
Black
0.181 Nm
(1.85 kgf-cm)