Lenovo S40-40 All-in-One User Manual download pdf (Page 46)

User Guide

Replacing hardware

Attention: Do not remove the computer cover or attempt any repairs

before reading the “Important safety information” in the Safety and

Warranty Guide that was included with your computer or in the Hardware

Maintenance Manual (HMM) for the computer. To obtain copies of the

Safety and Warranty Guide or HMM,gototheSupportWebsiteat:

http://support.lenovo.com

Note:UseonlypartsprovidedbyLenovo.

General information

Pre-disassembly instructions

Before proceeding with the disassembly procedure, make sure that you do the

following:

1. Turn off the power to the system and all peripherals.

2. Unplug all power and signal cables from the computer.

3. Place the system on a ﬂat, stable surface.

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Lenovo S40-40 All-in-One User Manual Page 46