Lenovo IdeaCentre A730, Hardware Maintenance Manual

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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 . . . . 29
General information . . . . . . . . . . . . . 29
Replacing the keyboard and mouse . . . . . . 30
Replacing the power cord or power adapter . . . 30
Removing the base cover . . . . . . . . . . 31
Replacing the hard disk drive . . . . . . . . . 32
Replacing a memory module . . . . . . . . . 34
Replacing the system fan . . . . . . . . . . 34
Replacing the heat-sink . . . . . . . . . . . 35
Replacing the CPU . . . . . . . . . . . . . 36
Replacing the optical drive . . . . . . . . . . 38
Replacing the solid state disk . . . . . . . . . 40
Replacing the optical drive eject board . . . . . 40
Replacing the motherboard. . . . . . . . . . 41
Replacing the speaker system . . . . . . . . 43
Replacing the TV tuner card . . . . . . . . . 45
Replacing the battery . . . . . . . . . . . . 46
Removing the hinge from the chassis . . . . . . 47
Removing the rear cover . . . . . . . . . . . 49
Replacing the scalar board . . . . . . . . . . 50
Replacing the touch control board . . . . . . . 52
Replacing the converter board . . . . . . . . 53
Replacing the power switch board . . . . . . . 54
Replacing the Bluetooth module. . . . . . . . 55
Replacing the WLAN card . . . . . . . . . . 56
Replacing the camera . . . . . . . . . . . . 57
Replacing the front function board . . . . . . . 58
Replacing the LED panel. . . . . . . . . . . 59
FRU lists . . . . . . . . . . . . . . . . . 61
Chapter 9. General information . . . . 69
Additional Service Information . . . . . . . . 69
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