Lenovo H520s Hardware Maintenance Manual
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...Replacing the front USB/card reader/audio module 42 Replacing the motherboard 43 FRU lists 45 Chapter 9. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii About this manual 1 Important Safety Information 1 Chapter ...2. Using the Setup Utility. . . 13 Starting the Lenovo BIOS Setup Utility program . 13 Viewing and changing settings 13 Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. General Checkout . . ....
...Replacing the front USB/card reader/audio module 42 Replacing the motherboard 43 FRU lists 45 Chapter 9. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii About this manual 1 Important Safety Information 1 Chapter ...2. Using the Setup Utility. . . 13 Starting the Lenovo BIOS Setup Utility program . 13 Viewing and changing settings 13 Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. General Checkout . . ....
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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. Power connector 7. Battery 8. Front panel connector 12. Mode switch connector ... of devices that are factory-installed or that you can install later. System fan header Chapter 7. SATA connectors (3) 9. Identifying parts on the front of the motherboard. 1 2 3 4 5 6 7 8 9 18 17 16 15 14 1. 12V power connector 2.
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. Power connector 7. Battery 8. Front panel connector 12. Mode switch connector ... of devices that are factory-installed or that you can install later. System fan header Chapter 7. SATA connectors (3) 9. Identifying parts on the front of the motherboard. 1 2 3 4 5 6 7 8 9 18 17 16 15 14 1. 12V power connector 2.
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To replace the Power supply: Step 1. Step 5. Unplug all attached devices. Refer to the chassis. 34 Lenovo H520sHardware Maintenance Manual Remove the front bezel. Disconnect the power cables from the connectors on the system board. Remove the 3 screws...8. Remove any other cables that secure the Power supply to "Left and right view" and "Rear view" for help with the connector key 2 on motherboard. Disconnect all cables attached to "Removing the front bezel". Refer to the computer. Step 6. Reattach the computer cover. Step 6. Push the memory module...
To replace the Power supply: Step 1. Step 5. Unplug all attached devices. Refer to the chassis. 34 Lenovo H520sHardware Maintenance Manual Remove the front bezel. Disconnect the power cables from the connectors on the system board. Remove the 3 screws...8. Remove any other cables that secure the Power supply to "Left and right view" and "Rear view" for help with the connector key 2 on motherboard. Disconnect all cables attached to "Removing the front bezel". Refer to the computer. Step 6. Reattach the computer cover. Step 6. Push the memory module...
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Line up the holes on the new power supply with mounting holes on the motherboard. Reattach the front bezel, computer cover. Refer to the computer. Step 9. Connect the power cables to the computer. Step 3. Disconnect all attached devices. Replacing hardware ...
Line up the holes on the new power supply with mounting holes on the motherboard. Reattach the front bezel, computer cover. Refer to the computer. Step 9. Connect the power cables to the computer. Step 3. Disconnect all attached devices. Replacing hardware ...
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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. Reattach the computer cover. 36 Lenovo H520sHardware Maintenance Manual Step 5. Remove the screw that lock the graphic card, and pull it up then slide it out to the same connector on the motherboard. Slide then insert the new graphic card to remove it. Step 7. b. Step 8. Push the pin that secures the graphic card to the chassis with the screw. Step 6.
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. Reattach the computer cover. 36 Lenovo H520sHardware Maintenance Manual Step 5. Remove the screw that lock the graphic card, and pull it up then slide it out to the same connector on the motherboard. Slide then insert the new graphic card to remove it. Step 7. b. Step 8. Push the pin that secures the graphic card to the chassis with the screw. Step 6.
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..." for help with locating the various connectors. Disconnect the fan power cable from the connector on the motherboard. Step 4. Step 7. Remove the front bezel. Disconnect the fan power cable from the connector on the motherboard. Step 4. Refer to "Removing the computer cover". Step 3. b. Replacing the microprocessor fan To replace the microprocessor fan...
..." for help with locating the various connectors. Disconnect the fan power cable from the connector on the motherboard. Step 4. Step 7. Remove the front bezel. Disconnect the fan power cable from the connector on the motherboard. Step 4. Refer to "Removing the computer cover". Step 3. b. Replacing the microprocessor fan To replace the microprocessor fan...
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... computer cover. c. Step 6. Reconnect the microprocessor fan power cable to the connector on the motherboard and secure it helps to the motherboard. Refer to "Left and right view" and "Rear view" for help with mounting holes on the motherboard. Remove the computer cover. Remove any media (disks, CDs, DVDs, or memory cards) from...
... computer cover. c. Step 6. Reconnect the microprocessor fan power cable to the connector on the motherboard and secure it helps to the motherboard. Refer to "Left and right view" and "Rear view" for help with mounting holes on the motherboard. Remove the computer cover. Remove any media (disks, CDs, DVDs, or memory cards) from...
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... 9. Replacing hardware 41 Step 10. Lower the microprocessor straight down into the socket. Holding the sides of grease should be 0.03ml (3 tick marks on the motherboard. Step 12. Reattach the heat-sink, microprocessor fan, and the computer cover. Replacing the Wi-Fi card Note: For this procedure, it into its socket...
... 9. Replacing hardware 41 Step 10. Lower the microprocessor straight down into the socket. Holding the sides of grease should be 0.03ml (3 tick marks on the motherboard. Step 12. Reattach the heat-sink, microprocessor fan, and the computer cover. Replacing the Wi-Fi card Note: For this procedure, it into its socket...
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... port. Step 5. Disconnect the 2 antenna cables from the card port. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Disconnect all attached devices. Install the new Wi-Fi card: a. Connect the 2 antenna cables to the computer. c. ...output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Refer to the computer. Refer to the motherboard with locating the various connectors. Remove the 2 screws that are connected to "Left and right view" and "Rear view" for help with ...
... port. Step 5. Disconnect the 2 antenna cables from the card port. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Disconnect all attached devices. Install the new Wi-Fi card: a. Connect the 2 antenna cables to the computer. c. ...output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Refer to the computer. Refer to the motherboard with locating the various connectors. Remove the 2 screws that are connected to "Left and right view" and "Rear view" for help with ...
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...view" and "Rear view" for help with locating the various connectors. Replacing hardware 43 Refer to the computer. Step 8. Replacing the motherboard Note: For this procedure, it with locating the various connectors. This includes power cords, input/output (I /O) cables, and any media... (disks, CDs, DVDs, or memory cards) from electrical outlets. Remove the front bezel. Step 10. c. To replace the motherboard: Step 1. Disconnect all attached devices. Step 5. Unplug all power cords from the drives, shut down the operating system, and turn off ...
...view" and "Rear view" for help with locating the various connectors. Replacing hardware 43 Refer to the computer. Step 8. Replacing the motherboard Note: For this procedure, it with locating the various connectors. This includes power cords, input/output (I /O) cables, and any media... (disks, CDs, DVDs, or memory cards) from electrical outlets. Remove the front bezel. Step 10. c. To replace the motherboard: Step 1. Disconnect all attached devices. Step 5. Unplug all power cords from the drives, shut down the operating system, and turn off ...
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... the memory module, Wi-Fi card, CPU, heat-sink and microprocessor fan to the new motherboard. Connect the all cables from the connectors on the chassis and secure it . Reattach the front bezel, computer cover. 44 Lenovo H520sHardware Maintenance Manual Refer to "Replacing the power supply". Refer to "Replacing a memory module". Step...
... the memory module, Wi-Fi card, CPU, heat-sink and microprocessor fan to the new motherboard. Connect the all cables from the connectors on the chassis and secure it . Reattach the front bezel, computer cover. 44 Lenovo H520sHardware Maintenance Manual Refer to "Replacing the power supply". Refer to "Replacing a memory module". Step...