1140 I/O Board - Lenovo ThinkPad X131e Chromebook Hardware Maintenance Manual

Step Screw (quantity)
2
M2 × 5.5 mm, shoulder screw, nylon-coated (4)
When installing: Attach the speaker assembly and route the cable as shown in the following illustration, and
ensure that the speaker connector is attached firmly.

1140 I/O board

For access, remove these FRUs in order:
• "1010 Battery pack" on page 33
• "1020 Bottom slot cover" on page 34
• "1090 Keyboard" on page 41
• "1110 Keyboard bezel assembly" on page 44
Removal steps of I/O board
Step Screw (quantity)
3
M2 × 3 mm, wafer-head, nylon-coated (1)
48
Hardware Maintenance Manual
1
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
3
4
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)