Lenovo ideacentre 300 Series, Руководство по техническому обслуживанию аппаратной части

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Contents
Chapter 1. About this manual . . . . . 1
Important Safety Information . . . . . . . . . 1
Chapter 2. Safety information . . . . . 3
General safety . . . . . . . . . . . . . . . 3
Electrical safety . . . . . . . . . . . . . . 3
Safety inspection guide . . . . . . . . . . . 5
Handling electrostatic discharge-sensitive
devices
. . . . . . . . . . . . . . . . . 5
Grounding requirements . . . . . . . . . . . 6
Safety notices . . . . . . . . . . . . . . . 6
Chapter 3. General information . . . . 9
Specifications . . . . . . . . . . . . . . . 9
Chapter 4. General Checkout . . . . . 11
Chapter 5. Using the Setup Utility. . . 13
Starting the Lenovo BIOS Setup Utility program . 13
Viewing and changing settings . . . . . . . . 13
Using passwords. . . . . . . . . . . . . . 13
Enabling or disabling a device . . . . . . . . 15
Selecting a startup device . . . . . . . . . . 16
Exiting the Lenovo BIOS Setup Utility program . . 17
Chapter 6. Symptom-to-FRU Index . . 19
Hard disk drive boot error . . . . . . . . . . 19
Power Supply Problems . . . . . . . . . . . 19
POST error codes . . . . . . . . . . . . . 20
Undetermined problems . . . . . . . . . . . 20
Chapter 7. Locating connectors,
controls and components . . . . . .
21
Chapter 8. Replacing hardware . . . . 25
General information . . . . . . . . . . . . . 25
Replacing the keyboard and mouse . . . . . . 26
Removing the computer cover . . . . . . . . 26
Removing the front bezel . . . . . . . . . . 28
Replacing an optical drive . . . . . . . . . . 29
Replacing the hard disk drive . . . . . . . . . 30
Replacing a memory module . . . . . . . . . 31
Replacing the graphic card . . . . . . . . . . 33
Replacing the heat-sink assembly . . . . . . . 35
Replacing the CPU . . . . . . . . . . . . . 36
Replacing the system fan . . . . . . . . . . 38
Replacing the Wi-Fi card. . . . . . . . . . . 41
Replacing the front card reader module . . . . . 41
Replacing the motherboard. . . . . . . . . . 42
FRU lists . . . . . . . . . . . . . . . . . 45
Chapter 9. General information . . . . 55
Additional Service Information . . . . . . . . 55
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