Lenovo H520s Hardware Maintenance Manual
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Lenovo H520s Hardware Maintenance Manual ideaideaideaCentreidea Machine Types: 10093/2561/4746
Lenovo H520s Hardware Maintenance Manual ideaideaideaCentreidea Machine Types: 10093/2561/4746
Lenovo H520s Hardware Maintenance Manual
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Lenovo H520s Hardware Maintenance Manual Machine Types: 10093/2561/4746
Lenovo H520s Hardware Maintenance Manual Machine Types: 10093/2561/4746
Lenovo H520s Hardware Maintenance Manual
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...20 Undetermined problems 20 Chapter 7. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii General Checkout . . . . . 11 Chapter 5. Safety information 3 General safety 3 Electrical safety... 3 Safety inspection guide 5 Handling electrostatic discharge-sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. About this manual 1 Important Safety Information 1 Chapter 2. General information . . . . . 9 Specifications 9 Chapter 4. Locating connectors, controls and components 21 ...
...20 Undetermined problems 20 Chapter 7. General information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii General Checkout . . . . . 11 Chapter 5. Safety information 3 General safety 3 Electrical safety... 3 Safety inspection guide 5 Handling electrostatic discharge-sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. About this manual 1 Important Safety Information 1 Chapter 2. General information . . . . . 9 Specifications 9 Chapter 4. Locating connectors, controls and components 21 ...
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... de seguir las instrucciones. © Copyright Lenovo 2012 1 The description of the instructions. Before servicing a Lenovo product, be sure to read the Safety Information. Chapter 1. About this manual is invalid for the machines which do not have the TV card. It is intended only for Lenovo H520s computers listed on the cover. Veuillez lire toutes...
... de seguir las instrucciones. © Copyright Lenovo 2012 1 The description of the instructions. Before servicing a Lenovo product, be sure to read the Safety Information. Chapter 1. About this manual is invalid for the machines which do not have the TV card. It is intended only for Lenovo H520s computers listed on the cover. Veuillez lire toutes...
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...: There must be a complete circuit to insulate you . Motor generators and similar units. (This practice ensures correct grounding of mat to switch off power. 4 Lenovo H520sHardware Maintenance Manual Switch off the power, if necessary. - Power supply units - Important: Use only approved tools and test equipment. The surface is near equipment that contain...
...: There must be a complete circuit to insulate you . Motor generators and similar units. (This practice ensures correct grounding of mat to switch off power. 4 Lenovo H520sHardware Maintenance Manual Switch off the power, if necessary. - Power supply units - Important: Use only approved tools and test equipment. The surface is near equipment that contain...
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... wired and grounded electrical outlet. • Connect to eliminate static on your clothing. Use the round ground-prong of this product or attached devices. 6 Lenovo H520sHardware Maintenance Manual Use an ESD common ground or reference point when working on ac-operated computers. You can be attached to provide protection that will be...
... wired and grounded electrical outlet. • Connect to eliminate static on your clothing. Use the round ground-prong of this product or attached devices. 6 Lenovo H520sHardware Maintenance Manual Use an ESD common ground or reference point when working on ac-operated computers. You can be attached to provide protection that will be...
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The device also might have more than one power cord. ≥18 kg(37 lbs) CAUTION: Use safe practices when lifting. ≥32 kg(70.5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 Lenovo H520sHardware Maintenance Manual To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on the power supply do not turn off the electrical current supplied to the device.
The device also might have more than one power cord. ≥18 kg(37 lbs) CAUTION: Use safe practices when lifting. ≥32 kg(70.5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 Lenovo H520sHardware Maintenance Manual To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on the power supply do not turn off the electrical current supplied to the device.
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... Setup Utility program" on page 13). 2. Re-type the password to 16 character (a-z, and 0-9). 14 Lenovo H520sHardware Maintenance Manual Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on page 13. 1. Type the password then press the Enter key. 4. Setting, changing, or deleting an Administrator password To set...
... Setup Utility program" on page 13). 2. Re-type the password to 16 character (a-z, and 0-9). 14 Lenovo H520sHardware Maintenance Manual Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on page 13. 1. Type the password then press the Enter key. 4. Setting, changing, or deleting an Administrator password To set...
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To enable or disable a device, do not want to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Select: Serial Port Setup press the Enter key, and then select Serial Port Setup. USB ... Enter key. 5. Select whether to enable or disable Onboard Ethernet Controller, or select whether to begin. Selecting or changing the startup device sequence 16 Lenovo H520sHardware Maintenance Manual Selecting a startup device If your computer. 2. When the Startup Device Menu appears, release the F12 key. This feature will allow the computer to startup...
To enable or disable a device, do not want to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Select: Serial Port Setup press the Enter key, and then select Serial Port Setup. USB ... Enter key. 5. Select whether to enable or disable Onboard Ethernet Controller, or select whether to begin. Selecting or changing the startup device sequence 16 Lenovo H520sHardware Maintenance Manual Selecting a startup device If your computer. 2. When the Startup Device Menu appears, release the F12 key. This feature will allow the computer to startup...
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... 1. The BIOS then ignores the missing keyboard during POST. Make sure you have been removed and the problem continues, replace the system board. 20 Lenovo H520sHardware Maintenance Manual External devices (modem, printer, or mouse) b. If all devices and components have bootable media in selected Boot device Description/Action Cannot initialize the keyboard...
... 1. The BIOS then ignores the missing keyboard during POST. Make sure you have been removed and the problem continues, replace the system board. 20 Lenovo H520sHardware Maintenance Manual External devices (modem, printer, or mouse) b. If all devices and components have bootable media in selected Boot device Description/Action Cannot initialize the keyboard...
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Blocked air vents can cause overheating. 1. Microphone connector Attention: The effective range of the Built-in IR Emitter is 10 feet (3m). 22 Lenovo H520sHardware Maintenance Manual Memory card reader (selected models only) 3. Optical drive eject button 5. Headphone connector 6. Optical Drive (selected models only) 7. Attention: Be careful not to block any air vents on the front of the computer. USB connectors 4. Hard disk drive indicator 8. Power button 2. Font view The following illustration shows the location of controls and components on the computer.
Blocked air vents can cause overheating. 1. Microphone connector Attention: The effective range of the Built-in IR Emitter is 10 feet (3m). 22 Lenovo H520sHardware Maintenance Manual Memory card reader (selected models only) 3. Optical drive eject button 5. Headphone connector 6. Optical Drive (selected models only) 7. Attention: Be careful not to block any air vents on the front of the computer. USB connectors 4. Hard disk drive indicator 8. Power button 2. Font view The following illustration shows the location of controls and components on the computer.
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Hardware components The following illustration shows the components that make up your computer. 3 2 1 1. Optical disk drive and bay 4 5 4. Hard disk drive 5. Power supply 24 Lenovo H520sHardware Maintenance Manual Heatsink and microprocessor fan 2. System board 3.
Hardware components The following illustration shows the components that make up your computer. 3 2 1 1. Optical disk drive and bay 4 5 4. Hard disk drive 5. Power supply 24 Lenovo H520sHardware Maintenance Manual Heatsink and microprocessor fan 2. System board 3.
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... damage. Note: It may be helpful to "Left and right view" and "Rear view" for help with locating the various connectors. 28 Lenovo H520sHardware Maintenance Manual This includes power cords, input/output (I /O) cables, and any media (disks, CDs, DVDs or memory cards) from the drives, shut ...Attention: Turn off the computer and all cables attached to protect the computer screen from the drives, shut down before removing the cover. Lenovo recommends that you use a blanket, towel, or other cables that are connected to a USB connector on a soft flat surface for ...
... damage. Note: It may be helpful to "Left and right view" and "Rear view" for help with locating the various connectors. 28 Lenovo H520sHardware Maintenance Manual This includes power cords, input/output (I /O) cables, and any media (disks, CDs, DVDs or memory cards) from the drives, shut ...Attention: Turn off the computer and all cables attached to protect the computer screen from the drives, shut down before removing the cover. Lenovo recommends that you use a blanket, towel, or other cables that are connected to a USB connector on a soft flat surface for ...
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Step 3. Step 4. Refer to "Removing the front bezel". 30 Lenovo H520sHardware Maintenance Manual Align the plastic tabs on a soft flat surface for this procedure, it into position at the bottom and top of the bezel with the corresponding ... flat. Step 3. Unplug all power cords from electrical outlets. Refer to "Left and right view" and "Rear view" for help with locating the various connectors. Lenovo recommends that you use a blanket, towel, or other cables that are connected to the computer. Refer to "Left and right view" and "Rear view" for...
Step 3. Step 4. Refer to "Removing the front bezel". 30 Lenovo H520sHardware Maintenance Manual Align the plastic tabs on a soft flat surface for this procedure, it into position at the bottom and top of the bezel with the corresponding ... flat. Step 3. Unplug all power cords from electrical outlets. Refer to "Left and right view" and "Rear view" for help with locating the various connectors. Lenovo recommends that you use a blanket, towel, or other cables that are connected to the computer. Refer to "Left and right view" and "Rear view" for...
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... disk drive bay to the computer. Slide the optical disk drive bay back, then push it in and reattach it to the bay. 32 Lenovo H520sHardware Maintenance Manual Step 5. Unplug all attached devices. Remove the 4 screws that are connected to "Replacing an optical drive". Remove any other cables that secure the hard...
... disk drive bay to the computer. Slide the optical disk drive bay back, then push it in and reattach it to the bay. 32 Lenovo H520sHardware Maintenance Manual Step 5. Unplug all attached devices. Remove the 4 screws that are connected to "Replacing an optical drive". Remove any other cables that secure the hard...
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.... Step 7. Position the new memory module over the memory connector. Step 8. Remove any other cables that secure the Power supply to the chassis. 34 Lenovo H520sHardware Maintenance Manual Remove the computer cover. Refer to the computer. Make sure the notch 1 on the memory module is correctly aligned with locating the various connectors...
.... Step 7. Position the new memory module over the memory connector. Step 8. Remove any other cables that secure the Power supply to the chassis. 34 Lenovo H520sHardware Maintenance Manual Remove the computer cover. Refer to the computer. Make sure the notch 1 on the memory module is correctly aligned with locating the various connectors...
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Step 5. Step 7. Slide then insert the new graphic card to the chassis with the screw. 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 chassis, and slide out the metal bracket. Step 6. Push the pin that secures the graphic card to remove it. b. Reattach the metal bracket back into position and secure the graphic card to the same connector on the motherboard. Step 8. To install the new graphic card: a.
Step 5. Step 7. Slide then insert the new graphic card to the chassis with the screw. 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 chassis, and slide out the metal bracket. Step 6. Push the pin that secures the graphic card to remove it. b. Reattach the metal bracket back into position and secure the graphic card to the same connector on the motherboard. Step 8. To install the new graphic card: a.
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..., or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from electrical outlets. 38 Lenovo H520sHardware Maintenance Manual To replace the heat-sink: Step 1. To install the new microprocessor fan: a. Step 2. Remove the 4 screws that secure the microprocessor fan to the heat...
..., or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from electrical outlets. 38 Lenovo H520sHardware Maintenance Manual To replace the heat-sink: Step 1. To install the new microprocessor fan: a. Step 2. Remove the 4 screws that secure the microprocessor fan to the heat...
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Refer to spring it is exposed. Note: Do not drop anything onto the microprocessor socket while it up. 1 and open the retainer. 2 Attention: Do not touch the gold contacts on the bottom of the microprocessor. Step 7. When handing the microprocessor, touch only the sides. To remove the microprocessor 3 from the system board, press then slide the small handle out to "Replacing the heat-sink". Remove the heat-sink. The socket pins must be kept as clean as possible. 40 Lenovo H520sHardware Maintenance Manual Step 6.
Refer to spring it is exposed. Note: Do not drop anything onto the microprocessor socket while it up. 1 and open the retainer. 2 Attention: Do not touch the gold contacts on the bottom of the microprocessor. Step 7. When handing the microprocessor, touch only the sides. To remove the microprocessor 3 from the system board, press then slide the small handle out to "Replacing the heat-sink". Remove the heat-sink. The socket pins must be kept as clean as possible. 40 Lenovo H520sHardware Maintenance Manual Step 6.
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... 2. c. Refer to "Left and right view" and "Rear view" for help with the 2 screws. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Line up the new Wi-Fi card, then insert it into the same card port. Step 3.
... 2. c. Refer to "Left and right view" and "Rear view" for help with the 2 screws. To replace the the front USB/card reader/audio module: 42 Lenovo H520sHardware Maintenance Manual Line up the new Wi-Fi card, then insert it into the same card port. Step 3.