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L enovo H520s Har dwar e Maint enance Manual i d e a i d e a i d e a C e nt r e i d e a Machine T ypes: 10093/2561/4746 ...
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L enovo H520s Har dwar e Maint enance Manual Machine T ypes: 10093/2561/4746 ...
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Contents Chapter 1. About this manual . . . . . . 1 Important Safety Information . . . . . . . . . . 1 Chapter 2. Safety information . . . . . . 3 General safety . . . . . . . . . . . . . . . . 3 Electrical safety . . . . . . . . . . . . . . . 3 Safety inspection guide . . . . . . . . . . . . 5 Handling electrostatic discharge-sensitive devices . . ...
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Chapter 1. About this manual This manual contains service and r eference information for L enovo H520s computers listed on the cover . It is int ended only for tr ained servicers who are familiar with Lenovo computer pr oducts. Before servicing a L enovo pr oduct, be sur e t o read the Safety Information. The description of the TV card in this manu ...
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Chapter 2. Safety information This chapter contains the safety information that you need to be familiar with before servicing a computer . General safety F ollow these rules to ensur e general safety: • Observe good housekeeping in the area of the machines during and after maintenance. • When lifting any heavy object: 1. Ensure you can stand sa ...
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Observe the following rules when working on electrical equipment. Important: Use only appr oved t ools and test equipment. Some hand tools have handles covered with a soft material that does not insulat e you when working with live electrical currents. Many customers have, near their equipment, rubber oor mats that contain small conductive be ...
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– 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 r equired safety it ems installed to protect users and service personnel from injury . This guide addresses only thos ...
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• A void contact with other people while handling the part. • Wear a gr ounded wrist strap against your skin t o eliminat e static on your body . • Pr event the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist str ap. • Use the black side of a gr ounded work mat to provide ...
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T o Connect T o Disconnect 1. T urn everything OFF . 2. First, attach all cables to devices. 3. Attach signal cables to connectors. 4. Attach power cor ds to outlet. 5. T urn device ON. 1. T urn everything OFF . 2. First, r emove power cords fr om outlet. 3. Remove signal cables from connectors. 4. Remove all cables fr om devices. CA UTION: When re ...
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≥18 kg(37 lbs) ≥32 kg(70.5 lbs) ≥55 kg(121.2 lbs) CA UTION: Use safe pr actices when lifting. CA UTION: The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have mor e than one power cord. T o remove all electrical current from the ...
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Chapter 3. Gener al information This chapter provides gener al information that applies to all machine types supported by this publication. Specications This section lists the physical specications for your computer . This section lists the physical specications for your computer . T ype L enovo H520s This section lists the physical speci? ...
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Chapter 4. Gener al Checkout Attention: The drives in the computer you are servicing might have been r earranged or the drive startup sequence changed. Be extr emely careful during writ e oper ations such as copying, saving, or formatting. Data or progr ams can be overwritten if you select an incorr ect drive. General error messages appear if a pro ...
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Chapter 5. Using the Setup Utility The Setup Utility pr ogram is used t o view and change the congur ation settings of your computer , regar dless of which operating system you are using. However , the oper ating-system settings might override any similar settings in the Setup Utility pr ogram. Starting the L enovo BIOS Setup Utility pr ogram T ...
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Administrator P assword Setting an Administr ator Passwor d det ers unauthoriz ed persons fr om changing conguration settings. Y ou might want to set an Administrat or P assword if you are responsible for maintaining the settings of sever al computers. After you set an Administrator P assword, a password pr ompt is displayed every time you acces ...
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T o set a Power -On P assword, do the following: 1. Start the L enovo BIOS Setup Utility pr ogram (See ”Starting the L enovo BIOS Setup Utility pr ogram” on page 13.) 2. F rom the Security menu, select Set Power -On P assword and pr ess the Enter key . 3. The passwor d dialog bo x will be displayed. T ype the passwor d, and press the Enter key ...
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Onboard Audio Controller Select whether to enable or disable the Onboard Audio Controller , when feature is set t o Disabled all devices connected t o the audio connectors (e.g. a headphone or a micr ophone) are disabled and can’t be used. Onboard E thernet Controller or LAN Boot Agent Select whether to enable or disable Onboard E thernet Control ...
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T o view or permanently change the congured startup device sequence, do the following: 1. Start the Lenovo BIOS Setup Utility pr ogram (see “S tarting the Lenovo BIOS Setup Utility progr am” on page 13). 2. F rom the L enovo BIOS Setup Utility pr ogram main menu, select the Startup option. 3. Pr ess the Enter key, and select the devices for ...
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Chapter 6. Symptom-t o-FRU Index The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is list ed rst. Always begin with Chapter 4, “General Checkout, ” on page 11. This inde x can also be used t o help you decide which FRUs to have available when servicing a computer . If you ar e unable to correct the pr ...
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POS T error codes Each time you turn the computer on, it performs a series of tests to check that the syst em is oper ating correctly and that certain options ar e set. This series of tests is called the Power -On Self- T est , or POS T . POST does the following: • Checks some basic system-boar d operations • Checks that the memory is working c ...
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Chapter 7. L ocating connectors, controls and components This section provides illustrations to help locate the various connectors, controls and components of the computer . © Copyright Lenovo 2012 21 ...
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F ont view The following illustr ation shows the location of controls and components on the fr ont of the computer . Attention: Be careful not to block any air vents on the computer . Blocked air vents can cause overheating. 1. P ower button 5. Headphone connector 2. Memory card r eader (selected models only) 6. Optical Drive (select ed models only ...
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Rear view The following illustration shows the location of connectors and components on the r ear of the computer . 1. USB connectors 6. Audio connectors 2. WiFi antenna (selected models only) 7. PCI Expr ess X 16 graphics adapt er connector (some models are equipped with a gr aphics car d) 3. HDMI connector (select ed models only) 8. PCI Express X ...
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Hardware components The following illustration shows the components that make up your computer . 3 1 2 4 5 1. Heatsink and micropr ocessor fan 4. Har d disk drive 2. System board 5. P ower supply 3. Optical disk drive and bay 24 Lenovo H520sHardwar e Maintenance Manual ...
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Identifying parts on the motherboar d The motherboard (sometimes called the planar or syst em boar d) is the main circuit board in your comput er . It pr ovides basic computing functions and supports a variety of devices that are factory-installed or that you can install later . The following illustration shows the location of connectors and compon ...
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Chapter 8. Replacing hardwar e Attention: Do not remove the computer cover or att empt any repair befor e reading the “Important safety information” in the Safety and W arranty Guide that was included with your comput er . T o obtain copies of the Safety and Warr anty Guide, go to the Support W eb site at: http://consumersupport.lenovo.com. Not ...
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Replacing the k eyboard and mouse T o replace the keyboard and mouse Step 1. Remove any media (disks, CDs, DVDs or memory cards) from the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This ...
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Step 4. Remove the 2 screws that secur e the computer cover at the r ear of the chassis. Step 5. T o r einstall the comput er cover: a. Line up the comput er cover with the chassis then slide it back. b. Secur e the comput er cover t o the chassis with the scr ews. Removing the front bezel Attention: T urn off the computer and wait 3 to 5 minutes t ...
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Note: It may be helpful t o place the comput er face-down on a soft at surface for this procedur e. L enovo recommends that you use a blanket, towel, or other soft cloth to pr otect the computer screen fr om scratches or other damage. T o r emove the front bezel: Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut ...
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Step 6. Remove the 2 screws that secure the optical disk drive bay to the chassis. 1 Step 7. Slide out the optical disk drive bay, then lift it up. 2 1 2 Step 8. Disconnect the data and power cables from the r ear of the optical drive. 3 Step 9. Remove the 2 screws that secure the optical drive to the optical drive bay 4 and push the optical drive ...
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c. Slide the optical disk drive bay back, then push it in and r eattach it t o the chassis with the screws. Step 11. Reattach the fr ont be zel, computer cover . Replacing the hard disk drive Note: F or this procedure, it helps t o lay the comput er at. T o r eplace the hard disk drive: Step 1. Remove any media (disks, CDs, DVDs, or memory cards ...
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Step 10. Slide the har d disk drive out of the bay . Step 11. Install the new hard disk drive ： a. Insert the new hard disk drive into the drive bay . b. Scr ew back the 4 screws on the drive bay . c. Attach the data and power cables to the new hard disk drive. d. Line up the hard disk drive bay, then slide it in. Reattach it t o the chassis with ...
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Step 6. Remove the memory module being replaced by opening the r etaining clips as shown. Step 7. P osition the new memory module over the memory connect or . Make sure the notch 1 on the memory module is correctly aligned with the connector key 2 on the syst em board. Push the memory module straight down into the connector until the retaining clip ...
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Step 8. Slide then lift the P ower supply out of chassis. Step 9. Install the new power supply ： a. Line up the holes on the new power supply with mounting holes on the rear of the chassis and secure it t o the chassis with the 3 scr ews. b. Connect the power cables to the connectors on the motherboard. Step 10. Reattach the fr ont be zel, comput ...
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Step 5. Remove the screw that secures the graphic card to the chassis, and slide out the metal bracket. Step 6. Push the pin that lock the gr aphic car d, and pull it up then slide it out t o r emove it. Step 7. T o install the new graphic car d: a. Slide then insert the new graphic card to the same connector on the motherboar d. b. Reattach the me ...
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Replacing the system fan T o r eplace the system fan: Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes powe ...
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Step 6. Remove the 4 scr ews that secure the micr oprocessor fan t o the heat-sink and lift up the micropr ocessor fan t o r emove it. Step 7. T o install the new micr oprocessor fan: a. Line up the new micr oprocessor fan with the heat-sink and secure it t o the heat-sink with 4 scr ews. b. Connect the micr oprocessor fan power cable to the connec ...
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Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables that are connect ed t o the computer . Refer t o “L eft and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the computer cover . Refer t o “Removing the computer cov ...
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Step 6. Remove the heat-sink. Refer t o “Replacing the heat-sink”. Step 7. T o remove the micropr ocessor 3 fr om the system boar d, press then slide the small handle out to spring it up. 1 and open the r etainer . 2 Attention: Do not touch the gold contacts on the bottom of the micr oprocessor . When handing the micropr ocessor , touch only th ...
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Step 8. Holding the sides of the micr oprocessor with your ngers, r emove the pr otective cover 1 that prot ects the gold contacts on the new microprocessor . 2 Step 9. Holding the sides of the microprocessor with your ngers, position the micropr ocessor so that the notches on the micropr ocessor are aligned with the tabs in the microprocesso ...
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T o r eplace the Wi-Fi car d: Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output ( ...
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Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cab ...
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Step 4. Remove the computer cover . Refer t o “Removing the computer cover ”. Step 5. Remove the front bez el. Refer to “Removing the front bezel”. Step 6. Remove the memory module. Refer to “Replacing a memory module”. Step 7. Remove the optical drive. Refer to “Replacing the optical drive”. Step 8. Remove the hard disk drive. Refe ...
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FRU lists This chapt er lists the information on the eld r eplaceable units (FRUs). Attention: Be sur e to read and understand all the safety information befor e replacing any FRUs. Notes: FRUs that have a 1 or 2 in the CRU column ar e Customer Replaceable Units (CRUs). • 1 – identies parts that are fairly simple t o replace, requiring fe ...
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MT8KTF25664AZ-1G4M1 2GB D3-1333RAM-HF 1-100201 Mic_R D9PFW 2GB DDRIII1333RAM(R) 1-100186 Mic_S D9PFW 2GB DDRIII1333RAM(R) 1-100187 Elp_R J2108BCSE-DJ-F 2GB DDRIII1333RAM® 1-007495 P sc_S A3P2GF3CKF-GDJ 2GB D3-1333 RAM 1-100044 M378B5773DH0-CH900 2GB DDRIII1333RAM® 1-007407 Mic_S D9L GK 2GB DDRIII1333RAM(R) 1-006968 HMT325U6BFR8C-H9 2GB DDRIII1333 ...
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M378B5773DH0-CK0 2GB D3-1600RAM-HF 1-100209 HMT325U6CFR8C-PB 2GB D3-1600RAM-HF 1-100210 MT8KTF25664AZ-1G6M1 2GB D3-1600RAM-HF 1-100211 M378B5773DH0-CK0 2GB D3-1600RAM-HF 1-100209 M378B5273DH0-CK0 4GB D3-1600RAM-HF 1-100213 HMT325U6CFR8C-PB 2GB D3-1600RAM-HF 1-100210 HMT351U6CFR8C-PB 4GB D3-1600RAM-HF 1-100214 MT8KTF25664AZ-1G6M1 2GB D3-1600RAM-HF 1 ...
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Optical Drive Optiarc 16XDDU1681S SA T A Black DVDROM-LH 25-012134 HLDS 16XDH40N SA T A Black DVDROM-LH 25-010324 TSS T 16XTS-H353C SA T A Black DVDROM-LH 25-008082 PLDS 16XDH-16D6SH SA T A Black DVDROM-LH 25-200415 P anasonic 16XSW410 SA T A Black DVDROM-LH 25-201489 TSS T 16XSH-216AB SA T A Black DVDRW-LH 25-200416 HLDS 16XGH70N SA T A Black DVDR ...
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TV T unner YUAN PE988D DVB- T&Analog TV T unner L ow Pr ole 11012022 JYT SBTVD- T TV T unner Low P role 11-012933 JYT DMB- TH TV T unner Low Pr ole 11012935 YUAN PE988A A TSC&Analog TV T unner Low Pr ole 11012023 2 USB 3.0 PCI-E Interface Card SANT AI 720202 USB3.0 L ow P role 11200845 JiaTian M2X3 Rubber Mated Screw 31501076 ...
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Keyboard & Mouse Sunre x LXH-EKB-10Y A(TH) B-Silk KB-L VT 25200495 Sunre x LXH-EKB-10Y A(CZ-SL) B-Silk KB-L VT 25200496 Sunre x LXH-EKB-10Y A(IN) B-Silk KB-L VT 25200497 Sunre x LXH-EKB-10Y A(US-EU) B-Silk KB-L VT 25200498 Sunre x LXH-EKB-10Y A(RU) B-Silk KB-L VT 25200499 Sunre x LXH-EKB-10Y A(UK) B-Silk KB-L VT 25200500 Sunre x LXH-EKB-10Y A(N ...
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Liteon SK-8861(LA-AR)S-Silk KB-Black(WW) 90200703 Liteon SK-8861(SA) S-Silk KB-Black(WW) 90200704 Liteon SK-8861(CH) S-Silk KB-Black(WW) 90200705 Liteon SK-8861(DE) S-Silk KB-Black(WW) 90200706 Liteon SK-8861(TR) S-Silk KB-Black(WW) 90200707 Liteon SK-8861(IS) S-Silk KB-Black(WW) 90200708 Liteon SK-8861(ES) S-Silk KB-Black(WW) 90200709 Liteon SK-88 ...
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Luxshare cr ete4.0 LED/switch cable_500mm 31501652 Luxshare cr ete4.0 F r ont panel cable_U600mm_A500mm 31501651 Liteon P A-1650-52L C 19V3.42A adaptor (EPS2.0) 36001678 F ox connLX-326A TD chassis front bez el 90201254 52 Lenovo H520sHardwar e Maintenance Manual ...
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Chapter 9. Gener al information This chapter provides gener al information that applies to all machine types supported by this publication. Additional Service Information This chapter pr ovides additional information that the service repr esentative might nd helpful. P ower management P ower management reduces the power consumption of certain co ...
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