Table Of Contents - Lenovo ideacentre A340 Hardware Maintenance Manual

Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Read this first: Important
safety information . . . . . . . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 3
Handling electrostatic discharge-sensitive
devices . . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices . . . . . . . . . . . . . . . . 4
Chapter 2. Environment and
electrical input . . . . . . . . . . . . . . 7
Chapter 3. General Checkout . . . . . . 9
Chapter 4. Using the Setup Utility
program . . . . . . . . . . . . . . . . 11
Starting the Setup Utility program . . . . . . . .
Enabling or disabling a device . . . . . . . . .
Enabling or disabling the Automatic Power On
features . . . . . . . . . . . . . . . . . .
Using BIOS passwords . . . . . . . . . . . .
Setup Utility program password types . . . .
Password considerations . . . . . . . . .
Setting, changing, and deleting a password . .
Selecting a startup device . . . . . . . . . . .
Changing the startup device sequence
permanently . . . . . . . . . . . . . .
Selecting a temporary startup device. . . . .
Exiting the Setup Utility program . . . . . . . .
Chapter 5. Symptom-to-FRU
Index . . . . . . . . . . . . . . . . . . 15
Hard disk drive boot error . . . . . . . . . . .
Power Supply Problems . . . . . . . . . . .
POST error codes . . . . . . . . . . . . . .
Undetermined problems . . . . . . . . . . .
© Copyright Lenovo 2019
Chapter 6. Hardware locations . . . . 17
Overview . . . . . . . . . . . . . . . . .
Major FRUs and CRUs . . . . . . . . . . . .
Parts on the system boards . . . . . . . . . .
Chapter 7. Installing or replacing
hardware . . . . . . . . . . . . . . . . 27
Handling static-sensitive devices . . . . . . . .
Installing or replacing hardware
Removing the computer stand base . . . . .
Removing the rear cover . . . . . . . . .
Replacing the speakers . . . . . . . . . .
Replacing the hard disk drive . . . . . . . .
Replacing the optical drive . . . . . . . . .
Replacing the middle frame . . . . . . . .
Replacing the fan . . . . . . . . . . . .
Replacing the system board frame
Replacing the hard disk drive cable . . . . .
11 Replacing the heat sinks . . . . . . . . .
11 Replacing the Wi-Fi card . . . . . . . . .
Replacing the antennas . . . . . . . . . .
11
Replacing the memory module . . . . . . .
11
Replacing the coin-cell battery . . . . . . .
12
Replacing the M.2 solid-state drive . . . . .
12
Replacing the microprocessor (for selected
12 models) . . . . . . . . . . . . . . . .
12 Replacing the system board . . . . . . . .
Replacing the power switch board
13
Replacing the camera module . . . . . . .
13
Replacing the mount bracket and optical drive
13 cable . . . . . . . . . . . . . . . . .
Completing the parts replacement. . . . . .
Chapter 8. Additional Service
Information. . . . . . . . . . . . . . . 49
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15
Trademarks . . . . . . . . . . . . . . . 1
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27
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