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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

Summary of Contents for ideacentre A340

Page 1: ...chine Types MT F0E6 F0E7 F0E8 F0E9 F0EA F0EB and F0EQ Questo manuale d istruzione è fornito da trovaprezzi it Scopri tutte le offerte per Lenovo IdeaCentre A340 F0EB007KIX o cerca il tuo prodotto tra le migliori offerte di PC Desktop e Workstation ...

Page 2: ...rst Important safety information on page 1 First Edition January 2019 Copyright Lenovo 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 forth in Contract No GS 35F 05925 ...

Page 3: ...ply Problems 15 POST error codes 16 Undetermined problems 16 Chapter 6 Hardware locations 17 Overview 17 Major FRUs and CRUs 20 Parts on the system boards 23 Chapter 7 Installing or replacing hardware 27 Handling static sensitive devices 27 Installing or replacing hardware 27 Removing the computer stand base 27 Removing the rear cover 29 Replacing the speakers 30 Replacing the hard disk drive 30 R...

Page 4: ...ii ideacentre A340 Hardware Maintenance Manual ...

Page 5: ...troubleshoot problems Important This manual is intended only for trained service technicians who are familiar with Lenovo computers Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a Lenovo computer be sure to read and understand Chapter 1 Read this first Important safety information on page 1 Copyright Lenovo 2019 iii ...

Page 6: ...iv ideacentre A340 Hardware Maintenance Manual ...

Page 7: ...l personnel while you are servicing the computer Keep your tool case away from areas that people may walk through to ensure no one trips over it Do not wear loose clothing that can be trapped in the moving parts of a machine Ensure that your sleeves are fastened or rolled up above your elbows If your hair is long tie or fasten it back Insert the ends of your necktie or scarf inside clothing or fas...

Page 8: ...en working with powered on electrical equipment keep the other hand in your pocket or behind your back Remember There must be a complete circuit to cause electrical shock By observing the above rule you may prevent a current from passing through your body When using a tester set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats ob...

Page 9: ... and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and frame ground b The power cord should be the appropriate ty...

Page 10: ...or battery operated system You can use coax or connector outside shells on these systems Use the round ground prong of the AC plug on AC operated computers Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician Safety notices The CAUTION and DANGER s...

Page 11: ...plode if not properly used handled or disposed of Do not Throw into or immerse in water Heat to more than 100 C 212 F Repair or disassemble Dispose of the battery as required by local ordinances or regulations CAUTION When laser products such as CD ROMs DVD ROM drives fiber optic devices or transmitters are installed note the following Do not remove the covers Removing the covers of the laser prod...

Page 12: ...do not turn off the electrical current supplied to the device The device also might have more than one power cord To remove all electrical current from the device ensure that all power cords are disconnected from the power source 1 2 CAUTION Do not place any object weighing more than 82 kg 180 lbs on top of rack mounted devices 6 ideacentre A340 Hardware Maintenance Manual ...

Page 13: ...C 140 F Storage without package From 10 C 14 F to 60 C 140 F Humidity Operating 20 80 non condensing Storage 20 90 non condensing Altitude Operating From 15 2 m 50 ft to 3048 m 10 000 ft Storage From 15 2 m 50 ft to 10 668 m 35 000 ft Electrical input Input voltage For PSU400W 200 240 VAC For PSU 450W 280W 100 240 VAC Input frequency 50 60 Hz Copyright Lenovo 2019 7 ...

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Page 15: ...ocedure to help determine the cause of the problem 1 Power off the computer and all external devices 2 Check all cables and power cords 3 Set all display controls to the middle position 4 Power on all external devices 5 Power on the computer Look for error codes displayed Look for readable instructions or a main menu on the display If you did not receive the correct response proceed to step 6 If y...

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Page 17: ...Enabling or disabling a device This section provides information about how to enable or disable user access to hardware devices such as USB connectors or storage drives To enable or disable a device do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 11 2 Select Devices 3 Select the device you want to enable or disable and press Enter 4 Select the desi...

Page 18: ... characters For security reasons it is recommended to use a strong password that cannot be easily compromised Note The Setup Utility program passwords are not case sensitive To set a strong password consider the following guidelines Have at least eight characters in length Contain at least one alphabetic character and one numeric character Not be your name or your user name Not be a common word or...

Page 19: ...on or turn on the computer Then insert the disc into the optical drive If the storage device is an external device other than a disc connect the storage device to the computer 2 Turn on or restart the computer Before Windows starts up repeatedly press and release the F12 key until Startup Device Menu is displayed Note For some keyboards you might need to press Fn F12 to display Startup Device Menu...

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Page 21: ...d disk drive boot error A hard disk drive boot error can be caused by the following Error FRU Action The startup drive is not included in the boot sequence configuration Check the configuration and ensure the startup drive is in the boot sequence No operating system is installed on the boot drive Install an operating system on the boot drive The boot sector on the startup drive is corrupted The dr...

Page 22: ... Startup and set the option to Enabled The BIOS then ignores the missing keyboard during POST Reboot and Select proper Boot device or Insert Boot Media in selected Boot device The BIOS was unable to find a suitable boot device Make sure the boot drive is properly connected to the computer Make sure you have bootable media in the boot device Undetermined problems 1 Power off the computer 2 Remove o...

Page 23: ...htly different from the illustrations Overview Attention Be careful not to block any air vents on the computer Blocked air vents can cause overheating 1 2 3 4 5 7 7 6 Figure 1 Front view 1 Air vents 2 Camera cover slider 3 Camera indicator 4 Camera standard or Windows Hello compatible 5 Microphone 6 Screen 7 Wireless antennas Copyright Lenovo 2019 17 ...

Page 24: ...Figure 2 Rear view 1 Power connector 2 Ethernet connector 3 HDMI out connector 4 USB 2 0 connectors 5 USB 3 1 connector 1 2 3 4 5 6 Figure 3 Left view and right view 18 ideacentre A340 Hardware Maintenance Manual ...

Page 25: ...1 USB 3 1 connector 2 Memory card slot 3 Combo audio jack 4 Optical drive for select models 5 Power button with indicator 6 Speakers Chapter 6 Hardware locations 19 ...

Page 26: ...Major FRUs and CRUs Note Depending on your computer model some of the following components might not be available 20 ideacentre A340 Hardware Maintenance Manual ...

Page 27: ...x a b c d e h g f i j k l m o n p u v t s q r w y Figure 4 Major FRUs and CRUs Chapter 6 Hardware locations 21 ...

Page 28: ...base bracket Yes No 2 Stand base Yes No 3 Rear cover Yes No 4 Middle frame No No 5 Fan No No 6 Wi Fi card No No 7 Wi Fi card cover No No 8 Hard disk drive cable No No 9 Hard disk drive No Yes 10 Mount bracket No No 11 Optical drive No No 12 Camera module No No 13 Camera cable No No 14 Power switch board No No 15 Power switch cable No No 16 System board frame No No 17 Heat sink No No 18 M 2 solid s...

Page 29: ...Gen 2 connector 4 Card reader 5 Audio jack 6 Speaker connector 7 Fan connector 8 Touch connector 9 USB 2 0 connectors 10 HDMI out connector 11 RJ45 connector 12 DC IN connector 13 Power board connector 14 LVDS FFC connector 15 HDD FFC connector 16 ODD FFC connector 17 Converter connector Chapter 6 Hardware locations 23 ...

Page 30: ... connector 7 Fan connector 8 Touch connector 9 USB 2 0 connectors 10 HDMI out connector 11 RJ45 connector 12 DC IN connector 13 HDMI in connector 14 Power board connector 15 LVDS FFC connector 16 HDD FFC connector 17 ODD FFC connector 18 Converter connector Figure 7 Parts on the system board A340 22IGM 24IGM 24 ideacentre A340 Hardware Maintenance Manual ...

Page 31: ... FFC connector 16 ODD FFC connector 17 Converter connector 1 Camera connector 2 Mic Connector 3 USB 3 1 Gen 1 connector 4 Card reader 5 Audio jack 6 Speaker connector 7 Fan connector 8 Touch connector 9 USB 2 0 connectors 10 HDMI out connector 11 RJ45 connector 12 DC IN connector 13 Power board connector 14 LVDS FFC connector 15 HDD FFC connector 16 ODD FFC connector 17 Converter connector Figure ...

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Page 33: ...rotective package and install it directly in the computer without setting the part down When this is not possible place the static protective package that the part came in on a smooth level surface and place the part on the package Do not place the part on the computer cover or other metal surface Installing or replacing hardware This section provides instructions on how to install or replace hard...

Page 34: ... computer Then disconnect all power cords from electrical outlets and all cables that are connected to the computer 2 Gently lay the computer down on its panel Let the base naturally be supported by the flat surface 3 Remove the stand base bracket 1 Figure 9 Removing the bracket 4 Remove 4 screws 2 Figure 10 Removing 4 screws 5 Remove the stand base 3 28 ideacentre A340 Hardware Maintenance Manual...

Page 35: ... Make sure the following FRUs or CRUs have been removed Removing the computer stand base on page 27 To remove the rear cover do the following 1 Twist the hand screw ring clockwise 1 until the rear cover is loosened Then insert a pry tool to separate the rear cover from the panel module 2 Figure 12 Separating the rear cover from the panel module 2 Remove the rear cover 3 Chapter 7 Installing or rep...

Page 36: ...o the following Detach the speakers connector 1 Then remove the speakers 2 Figure 14 Removing the speakers 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 hard disk drive Attention Do not open your computer or attempt any repair before reading and underst...

Page 37: ...lacement go to Completing the parts replacement on page 48 Replacing the optical drive 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 speak...

Page 38: ...e 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 To remove the middle frame do the following Remove 4 screws 1 that secure the middle frame to the system board frame Then remove the middle frame 2 Figure 17 Removin...

Page 39: ...page 27 Removing the rear cover on page 29 Replacing the speakers on page 30 Replacing the middle frame on page 32 To remove the fan do the following 1 Detach the fan connector 1 Then remove 3 screws 2 that secure the fan to the system board frame Figure 18 Removing the fan connector and screws 2 Remove the fan 3 Figure 19 Removing the fan What to do next To work with another piece of hardware go ...

Page 40: ...Removing screws and the system board frame 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 hard disk drive cable Attention Do not open your computer or attempt any repair before reading and understanding the Chapter 1 Read this first Important safety info...

Page 41: ...puter 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 fan on page 33 Replacing the system board frame on...

Page 42: ...portant 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 fan on page 33 Replacing the system board frame on page 34 To remove the Wi Fi card do the following 1 Remove 1 screw 1 that secures the Wi Fi ...

Page 43: ...ttention 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 hard disk drive on page 30 Replacing the middle frame on pa...

Page 44: ...on 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 fan on page 33 Replacing th...

Page 45: ... keeps this information active when you turn off the computer The coin cell battery normally requires no charging or maintenance throughout its life however no coin cell battery lasts forever If the coin cell battery fails the date time and configuration information including passwords are lost An error message is displayed when you turn on the computer Make sure the following FRUs or CRUs have be...

Page 46: ...g the Setup Utility program on page 11 Replacing the M 2 solid state drive 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 ...

Page 47: ...cessor for selected models 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 Replaci...

Page 48: ...ce of hardware go to the appropriate section To complete the installation or replacement go to Completing the parts replacement on page 48 Replacing the system 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 comput...

Page 49: ...m board do the following 1 Detach 7 connectors from the system board 1 Figure 33 Detaching 7 connectors 2 Remove 7 screws 2 that secure the system board to the panel module Figure 34 Removing the system board 3 Remove the system board 3 Chapter 7 Installing or replacing hardware 43 ...

Page 50: ...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 po...

Page 51: ...he 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 hard disk drive on page 30 Replacing the middle frame on page 32 Replacing the system board frame on page 34 To remove the camera module do the follow...

Page 52: ...ent on page 48 Replacing the mount bracket and optical drive cable 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 Repla...

Page 53: ...optical drive cable connectors 1 Then remove 3 screws 2 that secure the mount bracket to the panel module Figure 39 Detaching optical drive cable connectors and removing screws 2 Remove the optical drive cable 3 Figure 40 Removing the optical drive cable 3 Remove the mount bracket 4 Chapter 7 Installing or replacing hardware 47 ...

Page 54: ...nents in your computer 2 Ensure that the cables are routed correctly before reinstalling the computer cover Keep cables clear of the hinges and sides of the computer chassis to avoid interference with reinstalling the computer cover 3 Reinstall the front bezel 4 Reinstall the side cover 5 If a locking device is available use it to lock the computer 6 Reconnect the external cables and power cords t...

Page 55: ...em is allowed to control the power management features of the computer and the settings for Advanced Power Management APM BIOS mode is ignored Not all operating systems support ACPI BIOS mode Automatic Power On features The Automatic Power On features within the Power Management menu allow you to enable and disable features that turn on the computer automatically Wake Up on Alarm You can specify a...

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Page 57: ...enovo in the United States other countries or both ideacentre Lenovo The Lenovo logo Windows is a trademark of the Microsoft group of companies Other company product or service names may be trademarks or service marks of others Copyright Lenovo 2019 1 ...

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