![Lenovo IdeaCentre AIO340-22IWL (F0EB009TRK) [50/57] Replacing the power switch board](/img/pdf.png)
Lenovo IdeaCentre AIO340-22IWL (F0EB009TRK) [50/57] Replacing the power switch board
![Lenovo IdeaCentre AIO340-22IWL (F0EB009TRK) [50/57] Replacing the power switch board](/views2/1733825/page50/bg32.png)
Figure 35. Removing the system board
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 48.
Replacing the power switch board
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Read this first: Important safety information” on page 1.
Make sure the following FRUs (or CRUs) have been removed.
“Removing the computer stand base” on page 27
“Removing the rear cover” on page 29
“Replacing the speakers” on page 30
“Replacing the middle frame” on page 32
“Replacing the system board frame” on page 34
To remove the power switch board, do the following:
Detach the power switch cable connectors
1 . Then remove the power switch board and cable 2 .
44
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
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