Lenovo H520s Hardware Maintenance Manual
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...the heat-sink 38 Replacing the CPU 39 Replacing the Wi-Fi card 41 Replacing the front USB/card reader/audio module 42 Replacing the motherboard 43 FRU lists 45 Chapter 9. General Checkout . . . . . 11 Chapter 5. Locating connectors, controls and components 21 Chapter 8....discharge-sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems ...
...the heat-sink 38 Replacing the CPU 39 Replacing the Wi-Fi card 41 Replacing the front USB/card reader/audio module 42 Replacing the motherboard 43 FRU lists 45 Chapter 9. General Checkout . . . . . 11 Chapter 5. Locating connectors, controls and components 21 Chapter 8....discharge-sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems ...
Lenovo H520s Hardware Maintenance Manual
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It provides basic computing functions and supports a variety of the motherboard. 1 2 3 4 5 6 7 8 9 18 17 16 15 14 1. 12V power connector 2. Power connector 7. Power fan header 13 12 11 10 11. Front panel connector 12. Clear CMOS jumper... 13. Mini PCI-E slot 15. System fan header Chapter 7. The following illustration shows the location of connectors and components on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer. Battery 8. Serial (COM2) connector 17. PCI express X 16 ...
It provides basic computing functions and supports a variety of the motherboard. 1 2 3 4 5 6 7 8 9 18 17 16 15 14 1. 12V power connector 2. Power connector 7. Power fan header 13 12 11 10 11. Front panel connector 12. Clear CMOS jumper... 13. Mini PCI-E slot 15. System fan header Chapter 7. The following illustration shows the location of connectors and components on the motherboard The motherboard (sometimes called the planar or system board) is the main circuit board in your computer. Battery 8. Serial (COM2) connector 17. PCI express X 16 ...
Lenovo H520s Hardware Maintenance Manual
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... memory module being replaced by opening the retaining clips as shown. Step 4. Remove any other cables that secure the Power supply to the chassis. 34 Lenovo H520sHardware Maintenance Manual Make sure the notch 1 on the memory module is correctly aligned with locating the various connectors. To replace the Power supply: Step... cover. Step 3. Step 2. Step 6. Remove the 3 screws that are connected to "Left and right view" and "Rear view" for help with the connector key 2 on motherboard.
... memory module being replaced by opening the retaining clips as shown. Step 4. Remove any other cables that secure the Power supply to the chassis. 34 Lenovo H520sHardware Maintenance Manual Make sure the notch 1 on the memory module is correctly aligned with locating the various connectors. To replace the Power supply: Step... cover. Step 3. Step 2. Step 6. Remove the 3 screws that are connected to "Left and right view" and "Rear view" for help with the connector key 2 on motherboard.
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... computer and all cables attached to "Removing the computer cover". Step 9. Line up the holes on the new power supply with mounting holes on the motherboard. Remove any other cables that are connected to "Left and right view" and "Rear view" for help with the 3 screws. Refer to the computer. Chapter...
... computer and all cables attached to "Removing the computer cover". Step 9. Line up the holes on the new power supply with mounting holes on the motherboard. Remove any other cables that are connected to "Left and right view" and "Rear view" for help with the 3 screws. Refer to the computer. Chapter...
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To install the new graphic card: a. Push the pin that secures the graphic card to the chassis with the screw. Slide then insert the new graphic card to remove it. Step 7. b. Step 8. Step 5. Step 6. Reattach the computer cover. 36 Lenovo H520sHardware Maintenance Manual Remove the screw that lock the graphic card, and pull it up then slide it out to the same connector on the motherboard. Reattach the metal bracket back into position and secure the graphic card to the chassis, and slide out the metal bracket.
To install the new graphic card: a. Push the pin that secures the graphic card to the chassis with the screw. Slide then insert the new graphic card to remove it. Step 7. b. Step 8. Step 5. Step 6. Reattach the computer cover. 36 Lenovo H520sHardware Maintenance Manual Remove the screw that lock the graphic card, and pull it up then slide it out to the same connector on the motherboard. Reattach the metal bracket back into position and secure the graphic card to the chassis, and slide out the metal bracket.
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... and "Rear view" for help with locating the various connectors. Unplug all attached devices. Step 3. Step 6. Refer to the connector on the motherboard. To install the new system fan: a. Disconnect all attached devices. Step 2. Step 5. This includes power cords, input/output (I /O) cables, ...cable from the drives, shut down the operating system, and turn off the computer and all power cords from the connector on the motherboard. Reattach the front bezel, computer cover. Step 3. Remove the computer cover. Refer to the computer. Step 7. This includes power ...
... and "Rear view" for help with locating the various connectors. Unplug all attached devices. Step 3. Step 6. Refer to the connector on the motherboard. To install the new system fan: a. Disconnect all attached devices. Step 2. Step 5. This includes power cords, input/output (I /O) cables, ...cable from the drives, shut down the operating system, and turn off the computer and all power cords from the connector on the motherboard. Reattach the front bezel, computer cover. Step 3. Remove the computer cover. Refer to the computer. Step 7. This includes power ...
Lenovo H520s Hardware Maintenance Manual
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... remove it. Disconnect all cables attached to lay the computer flat. Reconnect the microprocessor fan power cable to the connector on the motherboard and secure it helps to the computer. To replace the CPU: Step 1. Refer to "Removing the computer cover". Chapter 8. Step...Remove the microprocessor fan. Replacing the CPU Note: For this procedure, it with mounting holes on the motherboard. Refer to the computer. Remove the computer cover. Refer to the motherboard. Reattach the computer cover. Step 4. Remove the 4 screws that secure the heat-sink to "Removing...
... remove it. Disconnect all cables attached to lay the computer flat. Reconnect the microprocessor fan power cable to the connector on the motherboard and secure it helps to the computer. To replace the CPU: Step 1. Refer to "Removing the computer cover". Chapter 8. Step...Remove the microprocessor fan. Replacing the CPU Note: For this procedure, it with mounting holes on the motherboard. Refer to the computer. Remove the computer cover. Refer to the motherboard. Reattach the computer cover. Step 4. Remove the 4 screws that secure the heat-sink to "Removing...
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... of the microprocessor with your fingers, remove the protective cover 1 that the notches on the top of grease should be 0.03ml (3 tick marks on the motherboard. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into position with the tabs in the microprocessor socket. Reattach the...
... of the microprocessor with your fingers, remove the protective cover 1 that the notches on the top of grease should be 0.03ml (3 tick marks on the motherboard. To secure the microprocessor in the socket, close the microprocessor retainer and lock it into position with the tabs in the microprocessor socket. Reattach the...
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Step 6. Install the new Wi-Fi card: a. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Step 2. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the card ... the drives, shut down the operating system, and turn off the computer and all power cords from the Wi-Fi card. Step 9. Refer to the motherboard with locating the various connectors. Unplug all attached devices. Connect the 2 antenna cables to the computer. Step 7. To replace the Wi-Fi card: Step...
Step 6. Install the new Wi-Fi card: a. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Step 2. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the card ... the drives, shut down the operating system, and turn off the computer and all power cords from the Wi-Fi card. Step 9. Refer to the motherboard with locating the various connectors. Unplug all attached devices. Connect the 2 antenna cables to the computer. Step 7. To replace the Wi-Fi card: Step...
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...to "Removing the computer cover". Step 4. Remove the front bezel. Refer to the computer. Remove the hard disk drive. Refer to the motherboard. Step 9. Slide out the front USB/card reader/audio module out of chassis. Step 12. Reattach the power supply, hard disk drive ...and optical drive. Replacing the motherboard Note: For this procedure, it with locating the various connectors. To replace the motherboard: Step 1. Unplug all power cords from electrical outlets. Unplug all power cords from the drives, ...
...to "Removing the computer cover". Step 4. Remove the front bezel. Refer to the computer. Remove the hard disk drive. Refer to the motherboard. Step 9. Slide out the front USB/card reader/audio module out of chassis. Step 12. Reattach the power supply, hard disk drive ...and optical drive. Replacing the motherboard Note: For this procedure, it with locating the various connectors. To replace the motherboard: Step 1. Unplug all power cords from electrical outlets. Unplug all power cords from the drives, ...
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... to the chassis. Remove the heat-sink. Step 13. Remove the Wi-Fi card. Step 16. Remove the 6 screws that secure the motherboard to "Replacing the microprocessor fan". Step 19. Step 20. Step 5. Remove the graphic card. Remove the TV-Tuner card. Refer to "... hard disk drive, optical drive, graphic card and the TV-Tuner card. Remove the optical drive. Refer to the new motherboard. d. Reattach the front bezel, computer cover. 44 Lenovo H520sHardware Maintenance Manual Refer to "Replacing a memory module". Refer to "Removing the front bezel". Step 12. Step 8. b....
... to the chassis. Remove the heat-sink. Step 13. Remove the Wi-Fi card. Step 16. Remove the 6 screws that secure the motherboard to "Replacing the microprocessor fan". Step 19. Step 20. Step 5. Remove the graphic card. Remove the TV-Tuner card. Refer to "... hard disk drive, optical drive, graphic card and the TV-Tuner card. Remove the optical drive. Refer to the new motherboard. d. Reattach the front bezel, computer cover. 44 Lenovo H520sHardware Maintenance Manual Refer to "Replacing a memory module". Refer to "Removing the front bezel". Step 12. Step 8. b....