Lenovo H520s Hardware Maintenance Manual
Page 5
...sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. Replacing hardware . . . . 27 General information 27 Replacing the ... information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii General information . . . . . 9 Specifications 9 Chapter 4. Contents Chapter 1. Using the Setup Utility. . . 13 Starting the Lenovo BIOS Setup Utility program . 13 Viewing and changing settings 13 Using passwords ...
...sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. Replacing hardware . . . . 27 General information 27 Replacing the ... information . . . . 53 Additional Service Information 53 © Copyright Lenovo 2012 iii General information . . . . . 9 Specifications 9 Chapter 4. Contents Chapter 1. Using the Setup Utility. . . 13 Starting the Lenovo BIOS Setup Utility program . 13 Viewing and changing settings 13 Using passwords ...
Lenovo H520s Hardware Maintenance Manual
Page 10
... work on when they are removed from grounds such as metal floor strips and machine frames. Power supply units - Examples of these instructions are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. • Do not touch live electrical currents. Switch off... places in your electrical hand tools for that another person, familiar with powered-on electrical equipment. keep the other hand in the safety sections of mat to switch off power. 4 Lenovo H520sHardware Maintenance Manual Remember: Another person must be there to protect yourself ...
... work on when they are removed from grounds such as metal floor strips and machine frames. Power supply units - Examples of these instructions are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. • Do not touch live electrical currents. Switch off... places in your electrical hand tools for that another person, familiar with powered-on electrical equipment. keep the other hand in the safety sections of mat to switch off power. 4 Lenovo H520sHardware Maintenance Manual Remember: Another person must be there to protect yourself ...
Lenovo H520s Hardware Maintenance Manual
Page 11
...of a series of features or options not covered by equalizing the charge so that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. A third-wire ground connector in protective packages until they exceed the ... by this inspection guide is a difference in the parts listings. Chapter 2. Consider these products. Begin the checks with . Disconnect the power cord. 3. Send another person to attachment of steps presented in a checklist. If any obvious alterations. Use a meter to the safety...
...of a series of features or options not covered by equalizing the charge so that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. A third-wire ground connector in protective packages until they exceed the ... by this inspection guide is a difference in the parts listings. Chapter 2. Consider these products. Begin the checks with . Disconnect the power cord. 3. Send another person to attachment of steps presented in a checklist. If any obvious alterations. Use a meter to the safety...
Lenovo H520s Hardware Maintenance Manual
Page 14
The device also might have more than one power cord. 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. ≥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
The device also might have more than one power cord. 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. ≥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
Lenovo H520s Hardware Maintenance Manual
Page 17
...you cannot continue, replace the last device tested. © Copyright Lenovo 2012 11 Be extremely careful during write operations such as copying, saving, or formatting. Power-off the computer and all cables and power cords. 3. Power-on the display. If you do receive the correct response, proceed.... Data or programs can be overwritten if you did not receive the correct response, proceed to the information supplied with that software package. Check all external devices. 2. Power-on the computer. • Look for displayed error codes • Look for readable instructions or a main...
...you cannot continue, replace the last device tested. © Copyright Lenovo 2012 11 Be extremely careful during write operations such as copying, saving, or formatting. Power-off the computer and all cables and power cords. 3. Power-on the display. If you do receive the correct response, proceed.... Data or programs can be overwritten if you did not receive the correct response, proceed to the information supplied with that software package. Check all external devices. 2. Power-on the computer. • Look for displayed error codes • Look for readable instructions or a main...
Lenovo H520s Hardware Maintenance Manual
Page 25
.... Attempt to correct the problem using this index. Check the power-on Switch © Copyright Lenovo 2012 19 FRU/Action Reseat connectors Power Cord Power-on switch. Install an operating system on the boot drive. Power Supply Problems Follow these procedures if you are properly installed: • Power Cord • On/Off Switch connector • System Board...
.... Attempt to correct the problem using this index. Check the power-on Switch © Copyright Lenovo 2012 19 FRU/Action Reseat connectors Power Cord Power-on switch. Install an operating system on the boot drive. Power Supply Problems Follow these procedures if you are properly installed: • Power Cord • On/Off Switch connector • System Board...
Lenovo H520s Hardware Maintenance Manual
Page 30
System board 3. Optical disk drive and bay 4 5 4. Hard disk drive 5. Heatsink and microprocessor fan 2. Power supply 24 Lenovo H520sHardware Maintenance Manual Hardware components The following illustration shows the components that make up your computer. 3 2 1 1.
System board 3. Optical disk drive and bay 4 5 4. Hard disk drive 5. Heatsink and microprocessor fan 2. Power supply 24 Lenovo H520sHardware Maintenance Manual Hardware components The following illustration shows the components that make up your computer. 3 2 1 1.
Lenovo H520s Hardware Maintenance Manual
Page 40
...memory module over the memory connector. Step 7. Step 8. Replacing the Power supply Note: For this procedure, it helps to the computer. Step 6. Step 2. Step 3. Remove any other cables that secure the Power supply to "Removing the front bezel". Disconnect all cables attached to lay... cards) from the drives, shut down into the connector until the retaining clips close. Refer to the chassis. 34 Lenovo H520sHardware Maintenance Manual To replace the Power supply: Step 1. Refer to "Removing the computer cover". Remove the 3 screws that are connected to the computer. Step...
...memory module over the memory connector. Step 7. Step 8. Replacing the Power supply Note: For this procedure, it helps to the computer. Step 6. Step 2. Step 3. Remove any other cables that secure the Power supply to "Removing the front bezel". Disconnect all cables attached to lay... cards) from the drives, shut down into the connector until the retaining clips close. Refer to the chassis. 34 Lenovo H520sHardware Maintenance Manual To replace the Power supply: Step 1. Refer to "Removing the computer cover". Remove the 3 screws that are connected to the computer. Step...
Lenovo H520s Hardware Maintenance Manual
Page 41
...Refer to the computer. Install the new power supply: a. Replacing the graphic card To replace the graphic card: Step 1. Remove any other cables that are connected to the chassis with locating the various connectors. Slide then lift the Power supply out of the chassis and secure it to... the computer. b. Step 2. Unplug all power cords from the drives, shut down the operating system, and turn off the computer and ...
...Refer to the computer. Install the new power supply: a. Replacing the graphic card To replace the graphic card: Step 1. Remove any other cables that are connected to the chassis with locating the various connectors. Slide then lift the Power supply out of the chassis and secure it to... the computer. b. Step 2. Unplug all power cords from the drives, shut down the operating system, and turn off the computer and ...
Lenovo H520s Hardware Maintenance Manual
Page 49
... cover. Step 9. Connect the data cables to the computer. Reattach the power supply, hard disk drive and optical drive. Disconnect all attached devices. Remove the front bezel. Refer to "Replacing the power supply". Step 7. Remove the hard disk drive. Refer to "Replacing the optical...Removing the front bezel". Chapter 8. Step 2. Refer to "Replacing the hard disk drive". Step 5. Step 10. Step 8. Remove the power supply. Slide out the front USB/card reader/audio module out of chassis. Step 13. c. Install the new front USB/card reader/audio ...
... cover. Step 9. Connect the data cables to the computer. Reattach the power supply, hard disk drive and optical drive. Disconnect all attached devices. Remove the front bezel. Refer to "Replacing the power supply". Step 7. Remove the hard disk drive. Refer to "Replacing the optical...Removing the front bezel". Chapter 8. Step 2. Refer to "Replacing the hard disk drive". Step 5. Step 10. Step 8. Remove the power supply. Slide out the front USB/card reader/audio module out of chassis. Step 13. c. Install the new front USB/card reader/audio ...
Lenovo H520s Hardware Maintenance Manual
Page 50
Step 5. Refer to "Replacing the TV-Tuner card". Step 10. Refer to "Replacing the power supply". Step 17. Reattach the memory module, Wi-Fi card, CPU, heat-sink and microprocessor fan to "Replacing the heat-sink". Step 20. Step 7. Remove the ... on the chassis and secure it . Step 14. Refer to the chassis. Remove the 6 screws that secure the motherboard to "Replacing the CPU". Reattach the power supply, hard disk drive, optical drive, graphic card and the TV-Tuner card. Remove the computer cover. Refer to "Replacing the hard disk drive". Refer to...
Step 5. Refer to "Replacing the TV-Tuner card". Step 10. Refer to "Replacing the power supply". Step 17. Reattach the memory module, Wi-Fi card, CPU, heat-sink and microprocessor fan to "Replacing the heat-sink". Step 20. Step 7. Remove the ... on the chassis and secure it . Step 14. Refer to the chassis. Remove the 6 screws that secure the motherboard to "Replacing the CPU". Reattach the power supply, hard disk drive, optical drive, graphic card and the TV-Tuner card. Remove the computer cover. Refer to "Replacing the hard disk drive". Refer to...
Lenovo H520s Hardware Maintenance Manual
Page 54
...-ROHS TFX 180W Power Supply® AcBel PC9053-EL0G 240W Power Supply(R) Liteon PS-5241-02VF-RoHS 240W Power Supply® HuntKey HK340-71FP 240W Power Supply® Liteon PS-5241-03VA-RoHS 240W 85%Power Supply® FSP240-50SBV 240W 85% Power Supply® Fan Module Foxconn PKP736G01K(D)12Z Fan Taisol CEL3172836A6 Fan AVC DS09225R12HP251 Front Fan 48 Lenovo H520sHardware Maintenance...
...-ROHS TFX 180W Power Supply® AcBel PC9053-EL0G 240W Power Supply(R) Liteon PS-5241-02VF-RoHS 240W Power Supply® HuntKey HK340-71FP 240W Power Supply® Liteon PS-5241-03VA-RoHS 240W 85%Power Supply® FSP240-50SBV 240W 85% Power Supply® Fan Module Foxconn PKP736G01K(D)12Z Fan Taisol CEL3172836A6 Fan AVC DS09225R12HP251 Front Fan 48 Lenovo H520sHardware Maintenance...
Lenovo H520s Hardware Maintenance Manual
Page 59
...the System. © Copyright Lenovo 2012 53 Additional Service Information This chapter provides additional information that applies to all operating systems support ACPI BIOS mode. Power management Power management reduces the power consumption of certain components of the computer and the settings for Advanced Power Management (APM) BIOS mode ... machine types supported by this computer has an ACPI BIOS system, the operating system is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors.
...the System. © Copyright Lenovo 2012 53 Additional Service Information This chapter provides additional information that applies to all operating systems support ACPI BIOS mode. Power management Power management reduces the power consumption of certain components of the computer and the settings for Advanced Power Management (APM) BIOS mode ... machine types supported by this computer has an ACPI BIOS system, the operating system is allowed to control the power management features of the computer such as the system power supply, processor, hard disk drives, and some monitors.
User Guide
Page 37
Lenovo H520s 3 2 1 Heatsink and CPU fan Optical disk drive and bay Power supply 4 5 System board Hard disk drive 32 User Guide
Lenovo H520s 3 2 1 Heatsink and CPU fan Optical disk drive and bay Power supply 4 5 System board Hard disk drive 32 User Guide