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IdeaCentre AIO540-24ICB (F0EL001PRK)
Инструкция по эксплуатации Страница: 4

Lenovo IdeaCentre AIO540-24ICB (F0EL001PRK) Инструкция по эксплуатации онлайн [4/57] 588059

ii ideacentre A340 Hardware Maintenance Manual

Содержание

Ideacentre a340 hardware maintenance manual 1
Note before using this information and the product it supports be sure to read and understand chapter 1 read this first important safety information on page 1 2
About this manual iii 3
Chapter 1 read this first important safety information 1 3
Chapter 2 environment and electrical input 7 3
Chapter 3 general checkout 9 3
Chapter 4 using the setup utility program 11 3
Chapter 5 symptom to fru index 15 3
Chapter 6 hardware locations 17 3
Chapter 7 installing or replacing hardware 27 3
Chapter 8 additional service information 49 3
Contents 3
Trademarks 1 3
About this manual 5
Chapter 1 read this first important safety information 7
Electrical safety 7
General safety 7
Handling electrostatic discharge sensitive devices 9
Safety inspection guide 9
Grounding requirements 10
Safety notices 10
Chapter 2 environment and electrical input 13
Chapter 3 general checkout 15
Chapter 4 using the setup utility program 17
Enabling or disabling a device 17
Enabling or disabling the automatic power on features 17
Starting the setup utility program 17
Using bios passwords 17
Password considerations 18
Selecting a startup device 18
Setting changing and deleting a password 18
Setup utility program password types 18
Changing the startup device sequence permanently 19
Exiting the setup utility program 19
Selecting a temporary startup device 19
A hard disk drive boot error can be caused by the following 21
Chapter 5 symptom to fru index 21
Follow these procedures if you suspect there is a power supply problem 21
Hard disk drive boot error 21
If you cannot run the diagnostic tests or you get a diagnostic error code when running a test but did receive a post error message diagnose the post error message first 21
If you did not receive any error messages look for a description of your error symptom in the first part of this index 21
If you have both an error message and an incorrect audio response diagnose the error message first 21
Power supply problems 21
The symptom to fru index lists error symptoms and possible causes the most likely cause is listed first always begin with chapter 4 general checkout on page 11 this index can also be used to help you decide which frus to have available when servicing a computer if you are unable to correct the problem using this index go to undetermined problems on page 20 21
Post error codes 22
Undetermined problems 22
Air vents 23
Attention be careful not to block any air vents on the computer blocked air vents can cause overheating 23
Camera cover slider 23
Camera indicator 23
Camera standard or windows hello compatible 23
Chapter 6 hardware locations 23
Figure 1 front view 23
Microphone 23
Note the computer hardware might look slightly different from the illustrations 23
Overview 23
Screen 23
This section provides information about the locations of your computer hardware 23
Wireless antennas 23
2 3 4 5 24
Combo audio jack 25
Memory card slot 25
Optical drive for select models 25
Power button with indicator 25
Speakers 25
Usb 3 connector 25
Major frus and crus 26
For detailed fru information such as the fru part numbers and supported computer models go to 28
Http www lenovo com serviceparts lookup 28
Non crus parts must be installed or replaced only by trained service technicians 28
Optional service crus parts can be installed or replaced by customers or technicians under certain terms of the applicable warranty service type for your country or region 28
Self service crus parts to be installed or replaced by customer themselves 28
The following table lists the major frus shown in the illustration above and identifies which frus are also self service crus or optional service crus 28
Audio jack 29
Camera mic 29
Card reader 29
Converter connector 29
Dc in connector 29
Fan connector 29
Figure 5 parts on the system board a340 22ibc 24ibc 29
Hdd ffc connector 29
Hdmi out connector 29
Lvds ffc connector 29
Mic connector 29
Odd ffc connector 29
Parts on the system boards 29
Power board connector 29
Rj45 connector 29
Speaker connector 29
Touch connector 29
Usb 2 connectors 29
Usb 3 gen 2 connector 29
Audio jack 31
Camera connector 31
Card reader 31
Converter connector 31
Dc in connector 31
Fan connector 31
Figure 8 parts on the system board a340 22ast 31
Hdd ffc connector 31
Hdmi out connector 31
Lvds ffc connector 31
Mic connector 31
Odd ffc connector 31
Power board connector 31
Rj45 connector 31
Speaker connector 31
Touch connector 31
Usb 2 connectors 31
Usb 3 connector 31
Usb 3 gen 1 connector 31
Chapter 7 installing or replacing hardware 33
Handling static sensitive devices 33
Installing or replacing hardware 33
Removing the computer stand base 33
Removing the rear cover 35
Replacing the hard disk drive 36
Replacing the speakers 36
Replacing the optical drive 37
Replacing the middle frame 38
Replacing the fan 39
Replacing the hard disk drive cable 40
Replacing the system board frame 40
Replacing the heat sinks 41
Replacing the wi fi card 42
Replacing the antennas 43
Replacing the memory module 44
Replacing the coin cell battery 45
Replacing the m solid state drive 46
Replacing the microprocessor for selected models 47
Replacing the system board 48
Replacing the power switch board 50
Replacing the camera module 51
Replacing the mount bracket and optical drive cable 52
Completing the parts replacement 54
Chapter 8 additional service information 55
Trademarks 57

Lenovo IdeaCentre AIO540-24ICB (F0EL001PRK) Инструкция по эксплуатации онлайн [4/57] 588059

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