1150 Speakers - Lenovo ThinkPad Helix 20CG Hardware Maintenance Manual

Removal steps of the USB-connector bracket
Step Screw (quantity)
1
M2 × 3.5 mm, flat-head, nylon-coated (2)
2
M2 × 4.5 mm, flat-head, nylon-coated (1)

1150 Speakers

Before you replace the speakers, do the following:
1. Disable the built-in battery. See "Disabling the built-in battery" on page 46.
2. Remove the SIM card, SD card, and smart card. See "Removing the SIM card, SD card, and smart
card" on page 46.
3. Remove the back cover assembly. See "1010 Back cover assembly, smart-card reader, and
smart-card-reader cable" on page 48.
4. Disconnect the cable of the built-in battery.
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ThinkPad Helix Hardware Maintenance Manual
1 1
2
3
Torque
Color
Silver 0.196 Nm
(2 kgf-cm)
Black 0.196 Nm
(2 kgf-cm)