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Lenovo 10111/4725 Maintenance Manual

H505/520/535.
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Lenovo H505/520/535
Hardware Maintenance Manual
Machine Types: 10111/4725 [H520 ES5.0];10094/2562 [H520
Non-ES5.0];10108/6265 [H505];10116/6284 [H535 ES5.0];10117/6285
[H535 Non-ES5.0]

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Table of Contents

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   Summary of Contents for Lenovo 10111/4725

  • Page 1 Lenovo H505/520/535 Hardware Maintenance Manual Machine Types: 10111/4725 [H520 ES5.0];10094/2562 [H520 Non-ES5.0];10108/6265 [H505];10116/6284 [H535 ES5.0];10117/6285 [H535 Non-ES5.0]...
  • Page 3 Lenovo H505/520/535 Hardware Maintenance Manual Machine Types: 10111/4725 [H520 ES5.0];10094/2562 [H520 Non-ES5.0];10108/6265 [H505];10116/6284 [H535 ES5.0];10117/6285 [H535 Non-ES5.0]...
  • Page 4 First Edition (November 2012)1st © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925...
  • Page 5: Table Of Contents

    Selecting a startup device ..Replacing the motherboard..Exiting the Lenovo BIOS Setup Utility program . . Chapter 9. General information ..53 Chapter 6.
  • Page 6 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 7: Chapter 1. About This Manual

    This manual contains service and reference information for Lenovo H505/520/535 desktop computers listed on the cover. It is intended only for trained servicers who are familiar with Lenovo computer products. Before servicing a Lenovo product, be sure to read the Safety Information.
  • Page 8 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 9: Chapter 2. Safety Information

    Electrical current from power, telephone, and communication cables can be hazardous. To avoid personal injury or equipment damage, disconnect the attached power cords, telecommunication systems, networks, and modems before you open the computer covers, unless instructed otherwise in the installation and configuration procedures. © Copyright Lenovo 2012...
  • Page 10 – 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 H505/520/535Hardware Maintenance Manual...
  • Page 11: Safety Inspection Guide

    – 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.
  • Page 12: Grounding Requirements

    • Connect and disconnect cables as described in the following table when installing, moving, or opening covers on this product or attached devices. Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 13 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. Attach power cords to outlet. 4.
  • Page 14 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 H505/520/535Hardware Maintenance Manual...
  • Page 15: Chapter 3. General Information

    This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% to 80% Transit: 20% to 90% (40°C) Altitude: 86KPa to 106KPa Electrical input: Input voltage: 90V-264V(AC) Input frequency: 47Hz-63Hz © Copyright Lenovo 2012...
  • Page 16 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 17: Chapter 4. General Checkout

    • If the computer displays a POST error, go to “POST error codes”. • If the computer hangs and no error is displayed, continue at step 7. 7. If the test stops and you cannot continue, replace the last device tested. © Copyright Lenovo 2012...
  • Page 18 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 19: Chapter 5. Using The Setup Utility

    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.
  • Page 20 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).
  • Page 21: Enabling Or Disabling A Device

    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.
  • Page 22: Selecting A Startup Device

    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.
  • Page 23: Exiting The Lenovo Bios Setup Utility Program

    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: •...
  • Page 24 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 25: Chapter 6. Symptom-to-fru Index

    Check that the following are properly installed: Reseat connectors • Power Cord • On/Off Switch connector • System Board Power Supply connectors • Microprocessor(s) connection Check the power cord. Power Cord Check the power-on switch. Power-on Switch © Copyright Lenovo 2012...
  • Page 26: Post Error Codes

    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 H505/520/535Hardware Maintenance Manual...
  • Page 27: Chapter 7. Locating Connectors, Controls And Components

    2. Hard disk drive indicator 6. Microphone connector 3. Memory card reader (selected models only) 7. Optical Drive (selected models only) 4. USB connectors Attention: The effective range of the Built-in IR Emitter is 10 feet (3m). © Copyright Lenovo 2012...
  • Page 28 1. On-board VGA connector 6. Power connector 7. Expansion card slot 2. HDMI connector (selected models only) 3. USB 2.0 connectors 8. Ethernet connector 4. USB 3.0 connectors 9. Wi-Fi antenna (selected models only) 5. Audio connectors Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 29 1. Power connector 6. USB connectors 7. Audio connectors 2. Voltage selection switch (selected models only) 3. USB connectors 8. Expansion card slots (some models are equipped with graphics card, USB 3.0 or TV tuner card) 4. HDMI connector (selected models only) 9.
  • Page 30 9. Expansion card slots (some models are equipped with graphics card, USB 3.0 or TV tuner card) 4. HDMI connector (selected models only) 10. Ethernet connector 5. On-board VGA connector 11. Wi-Fi antenna (selected models only) 6. USB 3.0 connectors Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 31 Hardware components The following illustration shows the components that make up your computer. 1. Microprocessor fan and heat-sink 5. Power supply 2. Memory modules 6. System fan 3. PCI express adapter card 7. Optical drive 4. PCI express adapter connectors 8.
  • Page 32 3. Memory slots (2) 10. Front USB connectors (2) 4. Power connector 11. Clear CMOS jumper 5. Thermal sensor header 12. PCI express ×1 adapter slot 6. Front panel connector 13. Front audio connector 7. Battery Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 33 1. 12V power connector 11. Front panel connector 2. Microprocessor and heat sink 12. Clear CMOS jumper 3. Microprocessor fan header 13. Front USB connectors (2) 4. Memory slots (2) 14. Mini PCI-E slot 5. Thermal sensor header 15. Mode switch connector 6.
  • Page 34 5. Thermal sensor header 13. Front audio connector 6. Mini PCI-E slot 14. PCI express × 1 adapter slots (3) 7. Power connector 15. PCI express × 16 adapter slot 8. Power fan header 16. System fan header Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 35: Chapter 8. Replacing Hardware

    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.
  • Page 36: Replacing The Keyboard And Mouse

    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.
  • Page 37 Step 4. Remove the 2 screws that secure the computer cover at the rear of the chassis. Chapter 8 Replacing hardware...
  • Page 38: Removing The Front Bezel

    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.
  • Page 39: Replacing An Optical Drive

    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.
  • Page 40: Replacing The Hard Disk Drive

    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 H505/520/535Hardware Maintenance Manual...
  • Page 41: Replacing A Memory Module

    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.
  • Page 42: Replacing The Graphic Card

    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 H505/520/535Hardware Maintenance Manual...
  • Page 43 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...
  • Page 44: Replacing The Heat-sink Assembly

    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 H505/520/535Hardware Maintenance Manual...
  • Page 45: Replacing An Intel Cpu

    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. To install the new heat-sink assembly: Use a thermal grease syringe to place five drops of grease on the top of the microprocessor.
  • Page 46 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 H505/520/535Hardware Maintenance Manual...
  • Page 47: Replacing An Amd Cpu

    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.
  • Page 48 Replacing the heat-sink assembly. Refer to “Replacing the heat-sink assembly”. Step 6. Lift the small handle and open the retainer. 1 2 3 Attention: Do not touch the gold contacts on the bottom of the microprocessor. When handing the microprocessor, touch only the sides. Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 49 Step 7. Lift the microprocessor straight up and out of the socket. 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.
  • Page 50: Replacing The System Fan

    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 H505/520/535Hardware Maintenance Manual...
  • Page 51 Step 5. Disconnect the fan power cable from the connector on the motherboard. Step 6. Pull the system fan assembly out of the chassis. Chapter 8 Replacing hardware...
  • Page 52 Pull on the tips of the rubber mounts until the fan assembly is in place. Connect the system fan power cable to the connector on the board. Step 8. Reattach the computer cover. Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 53: Replacing The Power Supply

    Replacing the Power supply Note: For this procedure, it helps to lay the computer flat. To replace the Power supply: 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.
  • Page 54: Replacing The Front Card Reader Module

    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. Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 55: Replacing The Motherboard

    Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” and “Rear view” for help with locating the various connectors. Step 4.
  • Page 56 Reattach the memory module, Wi-Fi card, heat-sink assembly to the new motherboard. Connect the all cables to the new motherboard. Reattach the hard disk drive, optical drive, graphic card and the TV-Tuner card. Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 57 Step 16. Reattach the computer cover. Chapter 8 Replacing hardware...
  • Page 58 Lenovo H505/520/535Hardware Maintenance Manual...
  • Page 59: Chapter 9. General Information

    • Wake Up on Alarm: You can specify a date and time at which the computer will be turned on automatically. This can be either a single event , a daily event or a weekly event. • Wake Up on LAN: This feature allows LAN adapter card to wake the System. © Copyright Lenovo 2012...

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