Selecting a startup device ..Replacing the motherboard..Exiting the Lenovo BIOS Setup Utility program . . Chapter 9. General information ..45 Chapter 6.
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All manuals and user guides at all-guides.com Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com Chapter 1. About this manual This manual contains service and reference information for Lenovo H500 desktop computers listed on the cover. It is intended only for trained servicers who are familiar with Lenovo computer products.
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All manuals and user guides at all-guides.com Lenovo H500Hardware Maintenance Manual...
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– Blowers and fans – Motor generators and similar units. (This practice ensures correct grounding of the units.) • If an electrical accident occurs: – Use caution; do not become a victim yourself. – Switch off power. Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com – Send another person to get medical aid. Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had required safety items installed to protect users and service personnel from injury.
• Connect and disconnect cables as described in the following table when installing, moving, or opening covers on this product or attached devices. Lenovo H500Hardware Maintenance Manual...
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All manuals and user guides at all-guides.com To Connect To Disconnect 1. Turn everything OFF. 1. Turn everything OFF. 2. First, attach all cables to devices. 2. First, remove power cords from outlet. 3. Attach signal cables to connectors. 3. Remove signal cables from connectors. 4.
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To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices. Lenovo H500Hardware Maintenance Manual...
1. If your computer is already on when you start this procedure, shut down the operating system and turn off the computer. 2. Press and hold the F1 key then turn on the computer. When the Lenovo BIOS Setup Utility program is displayed, release the F1 key.
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5. Select Save changes and Exit from the menu. Power-On Password When a Power-On Password is set, you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. Setting, changing, or deleting a Power-On Password Note: A password can be any combination of letters and numbers up to 16 character (a-z, and 0-9).
All manuals and user guides at all-guides.com To set a Power-On Password, do the following: 1. Start the Lenovo BIOS Setup Utility program (See ”Starting the Lenovo BIOS Setup Utility program” on page 13.) 2. From the Security menu, select Set Power-On Password and press the Enter key.
Network Setup press the Enter key, then select Onboard Ethernet Support or LAN Boot Agent. 4. Select Disabled or Enabled and press the Enter key. 5. Return to the Lenovo BIOS Setup Utility program menu and select the Exit option. 6. Select Save changes and Exit from the menu.
Exiting the Lenovo BIOS Setup Utility program After you finish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility program main menu. You might have to press the Esc key several times. Do one of the following: •...
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All manuals and user guides at all-guides.com Lenovo H500Hardware Maintenance Manual...
3. Power-on the computer to re-test the system. 4. Repeat steps 1 through 3 until you find the failing device or component. If all devices and components have been removed and the problem continues, replace the system board. Lenovo H500Hardware Maintenance Manual...
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6. PCI Express X 16 graphics adapter slot (some models are equipped with a graphics card) 7. Ethernet connector 2. On-board VGA connector 3. USB 2.0 connectors (2) 8. Wi-Fi antenna (selected models only) 4. Audio connectors 9. Cable clip 5. Power connector Lenovo H500Hardware Maintenance Manual...
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All manuals and user guides at all-guides.com Hardware components The following illustration shows the components that make up your computer. 1. Microprocessor fan and heat-sink 5. System fan 2. Memory modules 6. Optical drive 7. Hard disk drive 3. PCI express adapter card 4.
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12. System fan header 5. Hard disk drive power connector 13. Front USB connectors (2) 6. SATA connectors (2) 14. Mini PCI-E slot 7. PCI express X 16 adapter slot 15. Front audio connector 8. Battery Lenovo H500Hardware Maintenance Manual...
Attention: Do not remove the computer cover or attempt any repair before reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer. To obtain copies of the Safety and Warranty Guide, go to the Support Web site at: http://consumersupport.lenovo.com. Note: Use only parts provided by Lenovo.
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
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All manuals and user guides at all-guides.com Step 4. Remove the 2 screws that secure the computer cover at the rear of the chassis. Chapter 8 Replacing hardware...
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches or other damage.
All manuals and user guides at all-guides.com Step 5. Remove the front bezel by releasing the three plastic tabs inside the chassis and pushing the bezel outward as shown. Step 6. To reattach the bezel: Align the plastic tabs on the bottom of the bezel with the corresponding holes in the chassis, and then snap it into position at the bottom and top of the chassis.
Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com Step 5. Disconnect the data and power cables from the hard disk drive. Step 6. Remove the four screws that secure the hard disk drive to drive bay. Step 7. Remove the hard disk drive by pulling it straight out of the drive bay. Step 8.
Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Lenovo H500Hardware Maintenance Manual...
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All manuals and user guides at all-guides.com Step 5. Remove the screw that secures the latch to the chassis, open the adapter latch and remove the adapter by pulling it straight out of the adapter connector. Chapter 8 Replacing hardware...
Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com Step 5. Disconnect the microprocessor fan cable from the system board. Step 6. Remove the 4 screws that secure the heat-sink assembly to the motherboard. Step 7. Lift up the heat-sink to remove it. Step 8.
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Attention: Do not touch the gold contacts on the bottom of the microprocessor. When handing the microprocessor, touch only the sides. Note: Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be kept as clean as possible. Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com Step 7. Holding the sides of the microprocessor with your fingers, remove the protective cover that protects the gold contacts on the new microprocessor. Step 8. Holding the sides of the microprocessor with your fingers, position the microprocessor so that the notches on the microprocessor are aligned with the tabs in the microprocessor socket.
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Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Step 5. Disconnect the fan power cable from the connector on the motherboard. Step 6. Pull the system fan assembly out of the chassis. Lenovo H500Hardware Maintenance Manual...
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All manuals and user guides at all-guides.com Step 7. To install the new system fan: Install the new system fan assembly by aligning the rubber mounts of the system fan assembly with the holes on the chassis and then push the rubber mounts through the holes. Pull on the tips of the rubber mounts until the fan assembly is in place.
Connect the power cables to the connectors on the motherboard. Step 9. Reattach the computer cover. Replacing the Wi-Fi card Note: For this procedure, it helps to lay the computer flat. To replace the Wi-Fi card: Lenovo H500Hardware Maintenance Manual...
All manuals and user guides at all-guides.com Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cords from electrical outlets. Step 3.
Step 4. Remove the computer cover. Refer to “Removing the computer cover”. Step 5. Remove the front bezel. Refer to “Removing the front bezel”. Step 6. Remove the memory module. Refer to “Replacing a memory module”. Lenovo H500Hardware Maintenance Manual...
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All manuals and user guides at all-guides.com Step 7. Remove the heat-sink assembly. Refer to “Replacing the heat-sink assembly”. Step 8. Remove the CPU. Refer to “Replacing the CPU”. Step 9. Remove the graphic card. Refer to “Replacing the graphic card”. Step 10.
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All manuals and user guides at all-guides.com Step 16. Reattach the computer cover. Lenovo H500Hardware Maintenance Manual...