1110 Lcd Unit - Lenovo ThinkPad T420s Hardware Maintenance Manual

Removal steps of speaker
Step Screw (quantity)
2
M2 × 3 mm, flat-head, nylon-coated (4)

1110 LCD unit

For access, remove these FRUs in order:
• "1010 Battery pack" on page 66
• "1080 Keyboard" on page 78
• "1100 Palm rest with fingerprint reader, smart card reader, and speaker" on page 82
86
Hardware Maintenance Manual
Torque
Color
Silver 0.181 Nm
(1.85 kgfcm)