Lenovo ideacentre A340 Owner's manual

ideacentre A340
Hardware Maintenance Manual
Machine Types (MT): F0E6, F0E7, F0E8, F0E9, F0EA, F0EB and
F0EQ
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Note: Before using t is information and t e product it supports, be sure to read and understand C apter 1
“Read t is first: Important safety information” on page 1.
First Edition (January 2019)
© Copyright enovo 2019.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant to a General Services
Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set fort in Contract No. GS-
35F-05925

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 disc arge-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 t e Setup Utility program . . . . . . . . 11
Enabling or disabling a device . . . . . . . . . 11
Enabling or disabling t e Automatic Power On
features . . . . . . . . . . . . . . . . . . 11
Using BIOS passwords . . . . . . . . . . . . 11
Setup Utility program password types . . . . 12
Password considerations . . . . . . . . . 12
Setting, c anging, and deleting a password . . 12
Selecting a startup device . . . . . . . . . . . 12
C anging t e startup device sequence
permanently . . . . . . . . . . . . . . 13
Selecting a temporary startup device. . . . . 13
Exiting t e Setup Utility program . . . . . . . . 13
Chapter 5. Symptom-to-FRU
Index . . . . . . . . . . . . . . . . . . 15
Hard disk drive boot error . . . . . . . . . . . 15
Power Supply Problems . . . . . . . . . . . 15
POST error codes . . . . . . . . . . . . . . 16
Undetermined problems . . . . . . . . . . . 16
Chapter 6. Hardware locations . . . . 17
Overview . . . . . . . . . . . . . . . . . 17
Major FRUs and CRUs . . . . . . . . . . . . 20
Parts on t e system boards . . . . . . . . . . 23
Chapter 7. Installing or replacing
hardware . . . . . . . . . . . . . . . . 27
Handling static-sensitive devices . . . . . . . . 27
Installing or replacing ardware . . . . . . . . 27
Removing t e computer stand base . . . . . 27
Removing t e rear cover . . . . . . . . . 29
Replacing t e speakers . . . . . . . . . . 30
Replacing t e ard disk drive . . . . . . . . 30
Replacing t e optical drive. . . . . . . . . 31
Replacing t e middle frame . . . . . . . . 32
Replacing t e fan . . . . . . . . . . . . 33
Replacing t e system board frame . . . . . 34
Replacing t e ard disk drive cable . . . . . 34
Replacing t e eat sinks . . . . . . . . . 35
Replacing t e Wi-Fi card . . . . . . . . . 36
Replacing t e antennas . . . . . . . . . . 37
Replacing t e memory module . . . . . . . 38
Replacing t e coin-cell battery . . . . . . . 39
Replacing t e M.2 solid-state drive . . . . . 40
Replacing t e microprocessor (for selected
models) . . . . . . . . . . . . . . . . 41
Replacing t e system board . . . . . . . . 42
Replacing t e power switc board . . . . . 44
Replacing t e camera module . . . . . . . 45
Replacing t e mount bracket and optical drive
cable . . . . . . . . . . . . . . . . . 46
Completing t e parts replacement. . . . . . 48
Chapter 8. Additional Service
Information. . . . . . . . . . . . . . . 49
Trademarks . . . . . . . . . . . . . . . 1
© Copyrig t Lenovo 2019 i

ii ideacentre A340 Hardware Maintenance Manual

About this manual
T is manual provides service and reference information for Lenovo® computers listed on t e front cover.
Use t is manual along wit t e advanced diagnostic tests to troubles oot problems.
Important: T is manual is intended only for trained service tec nicians w o are familiar wit Lenovo
computers. Use t is manual along wit t e advanced diagnostic tests to troubles oot problems effectively.
Before servicing a Lenovo computer, be sure to read and understand C apter 1 “Read t is first: Important
safety information” on page 1.
© Copyrig t Lenovo 2019 iii