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Table 21. Removal steps of speaker assembly (continued)
When installing: Attach the speaker assembly and route the cable as shown in the following gure, and make sure
that the speaker connector is attached rmly.
1120 I/O board
For access, remove these FRUs in order:
• “1010 Battery pack” on page 50
• “1020 Bottom slot cover” on page 51
• “1070 Keyboard” on page 57
• “1090 Top case assembly” on page 60
Table 22. Removal steps of I/O board
3
4
2
1
Step Screw (quantity) Color
Torque
3
M2 × 3 mm, wafer-head, nylon-coated (1)
Black 0.181 Nm
(1.85 kgfcm)
When installing: Make sure that the connector is attached rmly.
64 Hardware Maintenance Manual