Page 1 P520c Hardware Maintenance Manual Machine Types: 30BY, 30BX, and 30C0...
Page 2 1 “Read this first: Important safety information” on page 1 and Appendix G “Notices” on page 213. Ninth Edition (March 2023) © Copyright Lenovo 2017, 2023. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA”...
Page 3: Table Of Contents
Accessing a program on your computer . . . Changing the display mode of the Setup Utility An introduction to Lenovo programs ..program ....
Page 4 Service checkout ....Lenovo Web site... . . 193 Problem determination tips ..
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Page 7: About This Manual
Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing a ThinkStation computer, be sure to read and understand Chapter 1 “Read this first: Important safety information” on page 1. © Copyright Lenovo 2017, 2023...
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Page 9: Chapter 1. Read This First: Important Safety Information
• Before you start the machine, ensure that other service representatives and the customer's personnel are not in a hazardous position. • Place removed covers and other parts in a safe place, away from all personnel, while you are servicing the machine. © Copyright Lenovo 2017, 2023...
Page 10: Electrical Safety
• Keep your tool case away from walk areas so that other people will not trip over it. • Do not wear loose clothing that can be trapped in the moving parts of a machine. Ensure that your sleeves are fastened or rolled up above your elbows. If your hair is long, fasten it. •...
Page 11: Safety Inspection Guide
• Before you start to work on the machine, unplug the power cord. If you cannot unplug it, ask the customer to power-off the wall box that supplies power to the machine and to lock the wall box in the off position. •...
Page 12: Handling Electrostatic Discharge-Sensitive Devices
• Electrical hazards, especially primary power (primary voltage on the frame can cause serious or fatal electrical shock). • Explosive hazards, such as a damaged CRT face or bulging capacitor • Mechanical hazards, such as loose or missing hardware The guide consists of a series of steps presented in a checklist. Begin the checks with the power off, and the power cord disconnected.
Page 13: Grounding Requirements
– Attach the ESD ground clip to any frame ground, ground braid, or green-wire ground. – Use an ESD common ground or reference point when working on a double-insulated or battery- operated system. You can use coax or connector-outside shells on these systems. –...
Page 14 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 15 ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) CAUTION: Use safe practices when lifting. CAUTION: 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 more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.
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Page 17 ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) Chapter 1 Read this first: Important safety information...
Page 18 PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Para evitar risco de choque elétrico: • Não conecte nem desconecte nenhum cabo ou execute instalação, manutenção ou reconfiguração deste produto durante uma tempestade com raios. •...
Page 19 Quando produtos a laser (como unidades de CD-ROMs, unidades de DVD-ROM, dispositivos de fibra ótica ou transmissores) estiverem instalados, observe o seguinte: • Não remova as tampas. A remoção das tampas de um produto a laser pode resultar em exposição prejudicial à...
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Page 21 Chapter 1 Read this first: Important safety information...
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Page 23 DANGER Le courant électrique provenant de l'alimentation, du téléphone et des câbles de transmission peut présenter un danger. Pour éviter tout risque de choc électrique : • Ne manipulez aucun câble et n'effectuez aucune opération d'installation, d'entretien ou de reconfiguration de ce produit au cours d'un orage.
Page 24 Connexion Déconnexion 1. Mettez les unités HORS TENSION. 1. Mettez les unités HORS TENSION. 2. Commencez par brancher tous les cordons sur les 2. Débranchez les cordons d'alimentation des prises. unités. 3. Débranchez les câbles d'interface des connecteurs. 3. Branchez les câbles d'interface sur des 4.
Page 25 ≥18 kg (37 lb) ≥32 kg (70.5 lb) ≥55 kg (121.2 lb) ATTENTION: Soulevez la machine avec précaution. ATTENTION: L'interrupteur de contrôle d'alimentation de l'unité et l'interrupteur dubloc d'alimentation ne coupent pas le courant électrique alimentantl'unité. En outre, le système peut être équipé de plusieurs cordonsd'alimentation.
Page 26 • Die Verbindung zu den angeschlossenen Netzkabeln, Telekommunikationssystemen, Netzwerken und Modems ist vor dem Öffnen des Gehäuses zu unterbrechen, sofern in den Installations- und Konfigurationsprozeduren keine anders lautenden Anweisungen enthalten sind. • Zum Installieren, Transportieren und Öffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gemäß...
Page 27 Laserstrahlung bei geöffneter Verkleidung. Nicht in den Strahl blicken. Keine Lupen oder Spiegel verwenden. Strahlungsbereich meiden. ≥18 kg ≥32 kg ≥55 kg ACHTUNG: Arbeitsschutzrichtlinien beim Anheben der Maschine beachten. ACHTUNG: Mit dem Netzschalter an der Einheit und am Netzteil wird die Stromversorgung für die Einheit nicht unterbrochen.
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Page 29 PERICOLO La corrente elettrica proveniente dai cavi di alimentazione, del telefono e di comunicazione può essere pericolosa. Per evitare il rischio di scosse elettriche: Chapter 1 Read this first: Important safety information...
Page 30 • Non collegare o scollegare qualsiasi cavo oppure effettuare l'installazione, la manutenzione o la riconfigurazione del prodotto durante un temporale. • Collegare tutti i fili elettrici a una presa di alimentazione correttamente cablata e dotata di messa a terra. • Collegare alle prese elettriche appropriate tutte le apparecchiature che verranno utilizzate per questo prodotto.
Page 31 • Non rimuovere gli sportelli. L'apertura di un'unità laser può determinare l'esposizione a radiazioni laser pericolose. All'interno dell'unità non vi sono parti su cui effettuare l'assistenza tecnica. • L'utilizzo di controlli, regolazioni o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose.
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Page 33 PELIGRO La corriente eléctrica procedente de cables de alimentación, teléfonos y cables de comunicación puede ser peligrosa. Para evitar el riesgo de descarga eléctrica: • No conecte ni desconecte los cables ni realice ninguna tarea de instalación, mantenimiento o reconfiguración de este producto durante una tormenta eléctrica. •...
Page 34 • No encienda nunca un equipo cuando hay señales de fuego, agua o daños estructurales. • Desconecte los cables de alimentación, los sistemas de telecomunicaciones, las redes y los módems conectados antes de abrir las cubiertas de los dispositivos, a menos que se indique lo contrario en los procedimientos de instalación y configuración.
Page 35 Algunos productos láser tienen incorporado un diodo láser de clase 3A o clase 3B. Tenga en cuenta lo siguiente: Cuando se abre, queda expuesto a radiación láser. No mire directamente al rayo láser, ni siquiera con instrumentos ópticos, y evite exponerse directamente al rayo láser. ≥18 kg ≥32 kg ≥55 kg...
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Page 37: Chapter 2. Product Overview
Note: The computer hardware might look slightly different from the illustration. Figure 1. Front connectors, controls, and indicators Optical-drive eject/close button (available on some USB 3.0 connectors (2) models) Power button Storage drive activity indicator Power indicator Microphone connector Headphone connector SD card slot © Copyright Lenovo 2017, 2023...
Page 38: Rear View
Optical-drive eject/close button Press the button to eject or close the tray of the optical drive. USB 3.0 connectors (2) Use this connector to attach a USB-compatible device, such as a USB keyboard, mouse, storage drive, or printer. Storage drive activity indicator This indicator shows the status of the internal storage drives (such as hard disk drives or solid-state drives).
Page 39 Figure 2. Rear view Security-lock slot Ethernet connector Padlock loop Serial connector (available on some models) Audio line-in connector PCIe card area* Audio line-out connector Microphone connector USB 2.0 connectors (2) USB 3.0 connectors (4) Serial connector (available on some models) PS/2 keyboard connector PS/2 mouse connector Power-cord connector...
Page 40 DisplayPort connector Use this connector to attach a high-performance monitor, a direct-drive monitor, or other compatible devices. DVI monitor connector Use this connector to attach a DVI monitor or other compatible devices. Mini DisplayPort connector Use this connector to attach a high-performance monitor, a direct-drive monitor, or other compatible devices.
Page 41: Computer Components
USB 2.0 connector(2) Use this connector to attach a USB-compatible device, such as a USB keyboard, mouse, storage drive, or printer. USB 3.0 connector(4) Use this connector to attach a USB-compatible device, such as a USB keyboard, mouse, storage drive, or printer.
Page 42: Major Frus And Crus
Figure 3. Component locations Heat-sink-and-fan assembly Memory module Optical drive (available on some models) Card reader Front bezel Front audio and USB assembly M.2 solid-state drive assembly (available on some Front fan assembly models) Storage drives Graphics card (available on some models) Cover presence switch (also called intrusion switch) Rear fan assembly (available on some models)
Page 43 1. “Major FRUs and CRUs” on page 35 2. “Accessories” on page 37 3. “FRUs in the flex module” on page 38 4. “FRUs in the multi-drive conversion kit” on page 39 Major FRUs and CRUs Figure 4. Major FRUs and CRUs Chapter 2 Product overview...
Page 44 Number Description Self-service CRU Optional-service CRU Front fan assembly (available on some models) Card reader Front audio and USB assembly Front bezel Power button Front-access storage enclosure (available on some models) 5.25-inch flex module (available on some models), see “FRUs in the flex module” on page Optical drive (available on some models) Slim-optical drive adapter (available on some models)
Page 45 Number Description Self-service CRU Optional-service CRU Rear fan assembly Lenovo factory recovery USB key Lenovo recovery disc set Miscellaneous parts kits Power cord Keyboard Mouse Accessories Figure 5. Accessories Number FRU description Self-service CRU Optional-service CRU Lenovo factory recovery USB key...
Page 46 FRUs in the flex module Figure 6. FRUs in the flex module Number FRU description Self-service CRU Optional-service CRU Flex module eSATA connector IEEE 1394 connector USB-C connector Front Thunderbolt adapter kit 15-in-1 card reader Slim optical drive P520c Hardware Maintenance Manual...
Page 47: Parts On The System Board
2.5-inch storage drive with the conversion bracket For detailed FRU and CRU information, such as the FRU part numbers and supported computer models, go http://www.lenovo.com/serviceparts-lookup Parts on the system board The following illustration shows the locations of the parts on the system board.
Page 48 Figure 8. System board part locations 4-pin power connector Memory slot Memory slot Microprocessor fan connector Microprocessor Memory slot Memory slot Flex bay 1 fan connector Flex bay 2 fan connector Thermal sensor connector 14-pin power connector 4-pin SATA power connector 4-pin SATA power connector M.2 solid-state drive slot 1 M.2 solid-state drive slot 2...
Page 49: Internal Storage Drives
PCIe x4 card slot PCIe x16 card slot PCIe x8 card slot PCIe x16 card slot (graphics card available on some models) Cover presence switch connector (intrusion switch Rear-fan connector connector) SATA Serial (COM) connector Internal storage drives Internal storage drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and enable your computer to read other types of media.
Page 50: Machine Type And Model Label
One or two M.2 solid state drives are installed in some models. Machine type and model label The machine type and model label identifies your computer. When you contact Lenovo for help, the machine type and model information helps support technicians to identify your computer and provide faster service.
Page 51: Computer Features
Figure 10. Machine type and model label Computer features For your specific computer model, some features might vary or not apply. Information about your computer • To view basic information (such as microprocessor and memory information) about your computer, do the following: 1.
Page 52 Storage drives Your computer supports the following storage drives: • Hard disk drive • Hybrid drive (available on some models) • M.2 solid-state drive (available on some models) • Optical drive (available on some models) • SD card (available on some models) •...
Page 53 • M.2 solid-state drive slots • Memory slots • PCIe x4 card slot • PCIe x8 card slot • PCIe x16 card slots • SD card slot • Storage drive bays Power supply Your computer comes with one of the following power supplies: •...
Page 54: Computer Specifications
Your computer is preinstalled with the Windows 10 operating system. Additional operating systems might be identified by Lenovo as compatible with your computer. To determine if an operating system has been certified or tested for compatibility, check the Web site of the operating system provider.
Page 55: Programs
An introduction to Lenovo programs This section provides information about the major Lenovo programs available on your operating system. Note: Depending on your computer model, some of the following programs might not be available. Chapter 2...
Page 56 • The Vantage app The preinstalled Vantage app is a customized one-stop solution to help you maintain your computer with automated updates and fixes, configure hardware settings, and get personalized support. To access the Vantage app, type Vantage in the search box. The Vantage app enables you to: –...
Page 57: Chapter 3. Using Your Computer
When you register your computer with Lenovo, you enter required information into a Lenovo database. The information enables Lenovo to contact you when there is a recall or other severe problem and provide quicker service when you call Lenovo for help. In addition, some locations offer extended privileges and services to registered users.
Page 58: Playing And Removing A Disc
• To remove dust or fingerprints, wipe the disc with a clean, soft cloth from the center to the outside. Wiping the disc in a circular direction might cause loss of data. • Do not write or stick paper on the disc. •...
Page 59: Connecting To A Network
2. Double-click the ISO file. 3. Follow the instructions on the screen. Recording a disc using preinstalled programs To record a disc using preinstalled programs, do the following: 1. Insert a recordable disc into the optical drive that supports recording. 2.
Page 60 2. Click the Bluetooth icon in the Windows notification area on the taskbar. Then, click Add a Device and follow the instructions on the screen. Note: If the Bluetooth icon is not displayed in the Windows notification area, add the icon to the notification area.
Page 61: Chapter 4. You And Your Computer
For more information about power cords or power adapters, see “Power cords and power adapters” on page Comfort Although no single working position is ideal for everyone, here are a few guidelines to help you find a position that suits you best. The following figure sets an example for your reference. © Copyright Lenovo 2017, 2023...
Page 62: Accessibility Information
Accessibility information Lenovo is committed to providing users who have hearing, vision, and mobility limitations with greater access to information and technology. This section provides information about the ways these users can get the most out of their computer experience. You also can get the most up-to-date accessibility information from the following Web site: https://www.lenovo.com/accessibility...
Page 63 To use Ease of Access Center, do the following: 1. Click the Start button to open the Start menu. 2. Click Settings ➙ Ease of Access. 3. Choose the appropriate tool by following the instructions on the screen. Ease of Access Center mainly includes the following tools: •...
Page 64 Then, you can type a message on your computer and send it to the telephone. Documentation in accessible formats Lenovo provides electronic documentation in accessible formats, such as properly tagged PDF files or HyperText Markup Language (HTML) files. Lenovo electronic documentation is developed to ensure that visually impaired users can read the documentation through a screen reader.
Page 65: Cleaning Your Computer
Cleaning your computer Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. Properly remove or install your computer cover. See Chapter 9 “Hardware removal and installation” on page 95. CAUTION: Remove any media from the drives and turn off all connected devices and the computer.
Page 66: Keeping Your Computer Current
The cause of a problem might be change in hardware, change in software, or any other actions that might have taken place. A log book can help you or a Lenovo technician determines the cause of a problem. • Create Product Recovery discs. See “Recovery information” on page 84 for more information about using Product Recovery discs to restore the hard disk drive to the factory-default settings.
Page 67: Chapter 5. Security
The cable lock also locks the buttons used to open the computer cover. This is the same type of lock used with many notebook computers. You can order such a cable lock directly from Lenovo by searching for Kensington at: http://www.lenovo.com/support Note: The computer hardware might look slightly different from the illustration.
Page 68: Viewing And Changing Security Settings In The Setup Utility Program
Figure 12. Kensington-style cable lock Viewing and changing security settings in the Setup Utility program To view and change security settings in the Setup Utility program, do the following: 1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 63. 2.
Page 69: Using The Cover Presence Switch
Click the Start button to open the Start menu, and then click Settings ➙ Accounts ➙ Sign-in options. Follow the instructions on the screen. To use the fingerprint reader, refer to the documentation shipped with the fingerprint keyboard or located on the Lenovo Support Web site at https://pcsupport.lenovo.com/solutions/pd014444 Using the cover presence switch The cover presence switch prevents your computer from logging in to the operating system when the computer cover is not properly installed or closed.
Page 70: Using The Smart Usb Protection Function
Lenovo provides a full version of antivirus software on your computer with a free 30-day subscription. After 30 days, you must renew the license to continue receiving the antivirus software updates. Note: Virus definition files must be kept up-to-date to guard against new viruses.
Page 71: Chapter 6. Advanced Configuration
Changing the display language of the Setup Utility program The Setup Utility program supports three display languages: English, French, and simplified Chinese. To change the display language of the Setup Utility program, do the following: © Copyright Lenovo 2017, 2023...
Page 72: Enabling Or Disabling A Device
Then, select Yes in the window displayed, and press Enter. Enabling or disabling the ErP LPS compliance mode Lenovo computers meet the eco-design requirements of the ErP Lot 3 regulation. For more information, go https://www.lenovo.com/ecodeclaration You can enable the ErP LPS compliance mode in the Setup Utility program to reduce the consumption of electricity when your computer is off or in sleep mode.
Page 73: Enabling Or Disabling The Configuration Change Detection
• Press the power button. • Enable the Wake Up on Alarm feature to make your computer wake up at a set time. See “Enabling or disabling the automatic power-on of your computer” on page 64. • Enable the After Power Loss feature to make your computer wake up when the power supply resumes after a sudden loss of electricity.
Page 74: Password Types
You do not have to set any passwords to use your computer. However, using passwords improves computer security. If you decide to set any passwords, read the following topics. Password types The following types of passwords are available in the Setup Utility program: •...
Page 75: Erasing Lost Or Forgotten Passwords (Clearing Cmos)
4. Follow the instructions on the right side of the screen to set, change, or delete a password. Note: A password can be any combination of up to 64 alphabetic and numeric characters. For more information, see “Password considerations” on page 66. 5.
Page 76: Changing The Fan Speed Level
5. To save settings and exit the Setup Utility program, press F10 or Fn+F10 (depending on the keyboard settings). Then, select Yes in the window displayed, and press Enter. Selecting a temporary startup device Note: Not all discs and storage drives are bootable. To select a temporary startup device, do the following: 1.
Page 77: Bios Level
To update the BIOS, do the following: 1. Go to https://support.lenovo.com 2. To update the BIOS from your operating system, download the flash BIOS update driver according to your operating system version. To update the BIOS from a flash update disc, download the ISO image version (used to create a flash update disc).
Page 78: Configuring Raid
• Sources for obtaining the latest BIOS level available – Lenovo support Web site: http://www.lenovo.com/support – Lenovo Customer Support Center – Levels 1 and 2 Support To update the BIOS, see “Updating and recovering the BIOS” on page 68. Note: BIOS settings vary by operating system. Change the BIOS settings before installing a new operating system.
Page 79 – Supported strip size: 4 KB, 8 KB, 16 KB, 32 KB, or 64 KB • RAID 5: block-level striped disk array with distributed parity – Consists of at least three SATA storage drives – Supported strip size: 16 KB, 32 KB, 64 KB, or 128 KB –...
Page 80: Configuring Raid With Avago Megaraid Configuration Utility
Deleting a RAID volume Attention: All the existing data stored on the selected drives will be erased after you delete RAID volumes. To delete a RAID volume, do the following: 1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 63. 2.
Page 81 Creating a RAID volume Attention: All the existing data stored on the selected drives will be erased while the RAID volume is being created. To create a RAID volume, do the following: 1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 63. 2.
Page 82: Configuring Raid With Intel Virtual Raid On Cpu
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 63. 2. Select Advanced ➙ AVAGO MegaRAID Configuration Utility. 3. Select Main Menu and press Enter. 4. Select Virtual Drive Management and press Enter. 5. Select the RAID volume that is not needed and press Enter. 6.
Page 83 c. Select each menu item and press Enter. Then, select Enabled and press Enter. d. Select an occupied M.2 solid-state drive slot as you need and press Enter. Then, select VMD and press Enter. e. To save settings and exit the Setup Utility program, press F10 or Fn+F10 (depending on the keyboard settings), select Yes in the window displayed, and press Enter.
Page 84 6. To save settings and exit the Setup Utility program, press F10 or Fn+F10 (depending on the keyboard settings), select Yes in the window displayed, and press Enter. P520c Hardware Maintenance Manual...
Page 85: Chapter 7. Troubleshooting, Diagnostics, And Recovery
5. Recover your operating system. See “Recovery information” on page 84. 6. If none of these actions solve your problem, contact the Lenovo Customer Support Center. For a list of Lenovo Support phone numbers, go to http://www.lenovo.com/support/phone...
Page 86: Audio Problems
• The computer voltage matches the voltage available at the electrical outlet for your country or region. The operating system fails to start up. Solution: Ensure that the startup device sequence set in the Setup Utility program includes the device where the operating system resides.
Page 87: Cd Or Dvd Problems
CD or DVD problems A CD or DVD does not work. Solutions: • Ensure that the power cable and signal cable are securely connected to the drive. • Ensure that the disc is inserted correctly, with its label up. • Ensure that the disc you are using is clean. To remove dust or fingerprints, wipe the disc clean with a soft cloth from the center to the outside.
Page 88: Intermittent Problems
• Ensure that video resolution is lower than 1152 x 864 pixels. A message indicating invalid disc or no disc found is displayed. Solutions: • Ensure that the disc is in the drive with the shiny side of the disc facing down. •...
Page 89: Wireless Lan Problem
1. Go to Control Panel and view by large icons or small icons. 2. Click Network and Sharing Center ➙ Change adapter settings. 3. Right-click the Ethernet LAN adapter icon and click Enable. • Update or reinstall the Ethernet LAN driver. See “Keeping your computer current” on page 58. •...
Page 90: Performance Problems
The Bluetooth feature does not work. Solutions: • Enable the Bluetooth feature in the Setup Utility program. • Enable the Bluetooth devices. Do the following: 1. Right-click the Start button to open the Start context menu. 2. Click Device Manager. Type the administrator password or provide confirmation if prompted. 3.
Page 91: Serial Connector Problem
• Right-click a blank area on the taskbar and open Task Manager. Then, end some tasks you are not performing. • Install additional memory modules. See Chapter 9 “Hardware removal and installation” on page 95. To purchase memory modules, go to: https://www.lenovo.com Serial connector problem The serial connector cannot be accessed. Solutions: •...
Page 92: Software And Driver Problems
A device does not work properly due to device driver problems. Solution: Update the device driver. See “Keeping your computer current” on page 58. Lenovo diagnostic tools For information about Lenovo diagnostic tools, go to: https://pcsupport.lenovo.com/lenovodiagnosticsolutions Recovery information This section provides instructions on how to recover your operating system.
Page 93 “Selecting a temporary startup device” on page 68. Then, follow the instructions on the screen to choose the appropriate recovery solution. • Use the recovery USB key provided by Lenovo to restore the entire storage drive to the factory-default settings.
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Page 95: Chapter 8. Service Checkout And Symptom-To-Fru Index
• If the computer hangs and no error is displayed, continue at step 7 on page 87. 7. Run the Diagnostic programs. See “Lenovo diagnostic tools” on page 84. • If you receive an error, replace the part that the diagnostic program calls out.
Page 96: Symptom-To-Fru Index
– What, when, where, single, or multiple systems? – Is the failure repeatable? – Has this configuration ever worked? – If it has been working, what changes were made prior to its failing? – Is this the original reported failure? •...
Page 97: Power Supply Problems
Error FRU/Action The start-up drive is not in the boot sequence in Check the configuration and ensure that the start-up drive configuration. is in the boot sequence. No operating system installed on the boot drive. Install an operating system on the boot drive. The boot sector on the startup drive is corrupted.
Page 98: Post Error Codes
Beep symptom FRU/Action 4 long beeps: insufficient shadow RAM resources for See the detailed failure information in “POST error codes” option ROM (error code: 8998) or PCIe/PCI MMIO on page 90. (memory mapped input/output) resources (error code: 8999) 2 long and 3 short beeps: graphics card error Perform the following actions in order: 1.
Page 99: Miscellaneous Error Conditions
POST error message Description/Action Error code 1820 More than one external fingerprint This error message is displayed reader is attached. Turn off and when more than one external remove all but the reader that you set fingerprint reader is connected to up within your main operating the computer.
Page 100 Message/Symptom FRU/Action ® Computer will not perform a Wake On LAN (if applicable) 1. Check the power supply and signal cable connections to the network adapter. 2. Ensure that the operating system settings are set to enable Wake on LAN. 3.
Page 101: Undetermined Problems
Message/Symptom FRU/Action Program loads from the hard disk with a known-good 1. Run the Setup Utility program and check the Startup diagnostics diskette in the first 3.5-inch diskette drive sequence. 2. Diskette Drive 3. Diskette Drive Cable 4. System Board 5.
Page 102 4. Repeat steps 1 through 3 until you find the failing device or adapter. If all devices and adapters have been removed, and the problem continues, replace the system board. See “System board” on page 187. P520c Hardware Maintenance Manual...
Page 103: Chapter 9. Hardware Removal And Installation
3. Remove the two screws that secure the computer cover. 4. Press the cover-release button on the side of the computer and slide the cover to the rear of the computer to remove the cover. © Copyright Lenovo 2017, 2023...
Page 104: Removing And Installing Hardware
• When removing or installing an option, use the appropriate instructions in this section along with the instructions that come with the option. • In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will come with the CRU or will come a few days after the CRU arrives.
Page 105: Front Bezel
Front bezel Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. To remove and install the front bezel, do the following: 1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 95. 2.
Page 106: Pcie Card
5. Remove the screw that secures the power button to the front bezel. Then, remove the power button from the front bezel. Figure 15. Removing the power button 6. Align the screw hole in the power button with the corresponding hole in the front bezel. Then install the screw to secure the power button to the front bezel.
Page 107 Your computer has one PCIe x4 card slot, one PCIe x8 card slot, and two PCIe x16 card slots (graphics card available on some models). Half-length PCIe card To remove or install a half-length PCIe card, do the following: 1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 95. 2.
Page 108 5. To remove a half-length PCIe card, grasp the old card that is currently installed and gently pull it out of the slot. Figure 19. Removing a PCIe card Notes: • If the card is connected to other device, disconnect the cables from the card. •...
Page 109: Prepare Your Computer. See "Preparing Your Computer And Removing The Computer Cover
d. Pivot the card latch to the closed position to secure the PCIe card. Figure 21. Closing the PCIe card latch What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Full-length PCIe card •...
Page 110: If The Pcie Card Slot Is A Pcie X16 Card Slot, Press The Retaining Latch
5. If the PCIe card slot is a PCIe x16 card slot, press the retaining latch as shown to disengage the latch. Figure 23. Disengaging the retaining latch 6. To remove a full-length PCIe card, do the following: a. Pivot the tab on the front fan assembly outward to open the latch inside. Figure 24.
Page 111 b. Grasp the old card that is currently installed and gently pull it out of the slot. Notes: – If the card is connected to other device, disconnect the cables from the card. – The card might fit tightly into the slot. If necessary, alternately move each side of the card a small amount until the card is removed from the slot.
Page 112 b. Align the notch on the new full-length PCIe card with the slot key in a PCIe x16 card slot on the system board. Then, insert the new card downward into the card slot until it is secured tightly. See “Parts on the system board”...
Page 113: To Open The Card Latch
8. Pivot the card latch to the closed position to secure the full-length PCIe card. Figure 28. Closing the PCIe card latch What to do next: – To work with another piece of hardware, go to the appropriate section. – To complete the installation or replacement, go to “Completing the parts replacement” on page 191. •...
Page 114 a. Remove the two screws on bracket that secure the end of the PCIe card. Figure 30. Removing the two screws b. Grasp the failing card with bracket and gently pull it out of the slot. Notes: – If the card is connected to other device, disconnect the cables from the card. –...
Page 115 c. Remove the three screws, and then remove bracket from the system board. Figure 32. Removing the three screws d. Remove the two screws, and then remove bracket from the PCIe card. Figure 33. Removing the two screws 6. To install a full-length PCIe card, do the following: a.
Page 116 Figure 34. Installing the two screws c. Install the three screws to secure bracket to the system board. Figure 35. Installing the three screws P520c Hardware Maintenance Manual...
Page 117 d. Align the notch on the new full-length PCIe card with the slot key in a PCIe card slot on the system board. Then, insert the new card downward into the card slot until it is secured tightly. See “Parts on the system board”...
Page 118: Memory Module
7. Pivot the card latch to the closed position to secure the full-length PCIe card. Figure 38. Closing the PCIe card latch What to do next: – To work with another piece of hardware, go to the appropriate section. – To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Memory module Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information”...
Page 119 • Install memory modules in the alphabetic order as shown. Figure 39. Memory module installation order To remove or install a memory module, do the following: 1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 95. 2.
Page 120: Optical Drive
6. To install a memory module, do the following: a. Open the retaining clips of the memory slot into which you want to install the memory module. Figure 41. Opening the retaining clips b. Position the new memory module over the memory slot. Ensure that the notch on the memory module is aligned with the key in the slot.
Page 121 • Optical drive • Slim-optical-drive adapter • Storage drive bracket Note: The following instructions on how to remove or install an optical drive also apply to other supported devices in the flex bay. To remove or install an optical drive, do the following: 1.
Page 122 a. Locate the optical-drive retainer from the left side of the computer. Push the retainer downwards to unlock the retainer. Then lift the retainer out of the chassis. Figure 44. Removing the optical-drive retainer from the computer b. Install the optical-drive retainer onto the left side of the new optical drive. Figure 45.
Page 123: Storage Drive In The Front-Access Storage Enclosure
d. Slide the new optical drive into the flex bay from the front of the computer until the optical drive snaps into position. Figure 46. Installing the optical drive e. Connect the cables to the rear of the new optical drive. Figure 47.
Page 124 • The SATA cable of the front-access storage enclosure is connected to the eSATA connector on the system board. To verify the cable connection, see “Preparing your computer and removing the computer cover” on page 95 and “Parts on the system board” on page 39 for more information. •...
Page 125 4. To remove the 3.5-inch storage drive, flex both sides of the bracket to remove the 3.5-inch storage drive from the bracket. Figure 50. Removing the 3.5-inch storage drive from the bracket 5. To install a new 3.5-inch storage drive into the front-access storage enclosure, do the following: Chapter 9 Hardware removal and installation...
Page 126 a. Flex both sides of the bracket and align pins on the bracket with the corresponding holes in the new 3.5-inch storage drive. Notes: • Ensure that the circuit board faces downward and the connectors face toward the rear of the bracket.
Page 127 • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. 2.5-inch storage drive To remove or install a 2.5-inch storage drive, do the following: 1.
Page 128 b. Pivot the tab of the metal adapter upward. Then, push the adapter as shown until the four tabs on the adapter slide into the notches . Pivot the adapter as shown to remove it with the storage drive from the converter. Figure 56.
Page 129 a. Note the orientation of the connector on the new storage drive. Then, flex both sides of the adapter and align the four pins with the corresponding holes in the storage drive. Note: Do not touch the circuit board (if accessible) of the 2.5-inch storage drive. Figure 58.
Page 130: Device In The Multi-Drive Conversion Kit
c. Flex both sides of the plastic bracket and align pins on the plastic bracket with the corresponding holes in the plastic frame of the converter. Notes: • Ensure that the circuit board faces downward and the connectors face toward the rear of the bracket.
Page 131 The multi-drive conversion kit (hereafter referred to as kit) might be equipped with either one or both of the following components: • Slim optical drive • Storage drive (such as hard disk drive, hybrid drive, or solid-state drive) Slim optical drive Note: The instructions on how to remove or install a slim optical drive in the kit also apply to the slim-optical- drive adapter.
Page 132 a. Align the three tabs on the bracket with the corresponding holes in the new slim optical drive. Then, install the bracket to the new slim optical drive. Figure 64. Installing the bracket to the new slim optical drive b. Insert the new slim optical drive into the kit until you hear a click. The slim optical drive is secured in place.
Page 133 3. Press the clip as shown to open the rear cover of the kit. Figure 66. Opening the rear cover of the kit 4. Press both clips simultaneously toward each other and pull the conversion bracket out of the rear of the kit.
Page 134 5. To remove the 3.5-inch storage drive, flex both sides of the conversion bracket and then remove the drive out of the bracket. Do not touch the circuit board on the drive. Figure 68. Removing the storage drive from the bracket 6.
Page 135 b. Release tabs , and from the corresponding slots. Figure 70. Releasing tabs from the corresponding slots c. Unfold the bracket as shown. Figure 71. Unfolding the bracket Chapter 9 Hardware removal and installation...
Page 136 d. Insert tabs , and into the corresponding slots. Ensure that the tabs are secured in place. Figure 72. Inserting tabs into the corresponding slots 7. Install a 3.5-inch storage drive into the bracket by doing the following: a. Flex both sides of the bracket and align pins , and on the bracket with the corresponding holes in the new 3.5-inch storage drive.
Page 137 c. Slide the new 3.5-inch storage drive with bracket into the kit from the rear until the drive snaps into position. Figure 74. Installing the new 3.5-inch storage drive with bracket into the kit 8. Pivot the rear cover of the kit inward until you hear a click. Ensure that the rear cover is secured in place. Figure 75.
Page 138 3. Press the clip as shown to open the rear cover of the kit. Figure 76. Opening the rear cover of the kit 4. Press both clips simultaneously toward each other and pull the conversion bracket out of the rear of the kit.
Page 139 6. To install a 2.5-inch storage drive, ensure that the conversion bracket is folded. To fold the bracket, do the following: a. Remove pins and install them into slots Figure 79. Removing pins and installing them into new slots b. Pivot the bracket as shown to release tabs , and from the slots.
Page 140 d. Insert tabs , and into the corresponding slots. Ensure that the tabs are secured in place. Figure 82. Inserting the tabs into the corresponding slots 7. To install a 2.5-inch storage drive, do the following: a. Flex the bracket and align pins , and on the bracket with the corresponding holes in the new 2.5-inch storage drive.
Page 141: Coin-Cell Battery
c. Slide the new 2.5-inch storage drive with bracket into the kit from the rear until the drive snaps into position. Figure 84. Installing the new 2.5-inch storage drive with bracket into the kit 8. Pivot the rear cover of the kit inward until you hear a click. Ensure that the rear cover is secured in place. Figure 85.
Page 142: Cover Presence Switch
The coin-cell battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever. If the coin-cell battery fails, the date and time information is lost. Refer to the “Lithium coin-cell battery notice” in the Safety, Warranty, and Setup Guide for information about disposing of the coin-cell battery.
Page 143: Power Supply Assembly
a. Disconnect the cover presence switch cable from the cover presence switch connector on the system board. See “Parts on the system board” on page 39. b. Remove the screw that secures the cover presence switch and remove the cover presence switch from the chassis.
Page 144 Install and tighten the four screws to secure the power supply assembly. Note: Use only screws provided by Lenovo. d. Connect the power supply assembly cables to the system board and each of the drives.
Page 145: Heat-Sink-And-Fan Assembly
What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Heat-sink-and-fan assembly Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information”...
Page 146 b. Follow the following sequence to remove the four screws that secure the heat-sink-and-fan assembly to the system board: • Partially remove screw , then fully remove screw , and then fully remove screw • Partially remove screw , then fully remove screw , and then fully remove screw Note: Carefully remove the four screws to avoid any possible damage to the system board.
Page 147: Primary Storage Drive
d. Connect the heat-sink-and-fan assembly cable to the microprocessor fan connector on the system board. See “Parts on the system board” on page 39. What to do next: • To work with another piece of hardware, go to the appropriate section. •...
Page 148 b. To install a new storage drive into the bracket, flex the bracket and align pin , pin , pin , and pin on the bracket with the corresponding holes in the storage drive. Do not touch the circuit board on the bottom of the storage drive.
Page 149: Secondary Storage Drive
Secondary storage drive Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. Note: Your computer comes with a secondary storage drive bay for installing or replacing a secondary 3.5- inch storage drive or a 2.5-inch storage drive.
Page 150 b. To install a new storage drive into the bracket, flex the bracket and align pin , pin , pin , and pin on the bracket with the corresponding holes in the storage drive. Do not touch the circuit board on the bottom of the storage drive.
Page 151: 2.5-Inch Storage Drive
2.5-inch storage drive Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information” on page 1. The 2.5-inch storage drive is only available on some models. To remove or install a 2.5-inch storage drive, do the following: 1.
Page 152 d. Remove the four screws that secure the 2.5-inch storage drive. Then lift the storage drive out of the storage-drive converter. Figure 99. Removing the 2.5-inch storage drive from the storage-drive converter 4. To install a 2.5-inch storage drive, do the following: a.
Page 153 c. Install a new 2.5-inch storage drive into the storage-drive converter. Then install the four screws to secure the new storage drive to the storage-drive converter. Figure 100. Installing a new 2.5-inch storage drive into the storage-drive converter Chapter 9 Hardware removal and installation...
Page 154: Front Fan Assembly
d. To install the storage-drive converter into the 3.5-inch storage-drive bracket, flex the bracket and align pin , pin , pin , and pin on the bracket with the corresponding holes in the converter. Figure 101. Installing the storage-drive converter together with the 2.5-inch storage drive into the storage-drive bracket e.
Page 155 a. Disconnect the front fan assembly cable from the power fan connector on the system board. See “Parts on the system board” on page 39. b. The front fan assembly is attached to the chassis by four rubber mounts. Stretch the tips of the rubber mounts and gently pull the front fan assembly out of the chassis.
Page 156: Rear Fan Assembly
What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Rear fan assembly Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 “Read this first: Important safety information”...
Page 157: Device In The 5.25-Inch Flex Module
b. Rotate and pull the tips of the rubber mounts until the rear fan assembly is secured. Figure 105. Installing the rear fan assembly c. Connect the rear fan assembly cable to the rear fan connector on the system board. See “Parts on the system board”...
Page 158 Figure 106. Removing the flex module cover 5. To remove a slim optical drive, do the following: a. Press the button as shown to remove the slim optical drive from the flex module. Figure 107. Removing the slim optical drive from the flex module b.
Page 159 Figure 109. Removing the plastic clip with the two screws b. Install the two screws to secure the plastic clip on the rear of the new slim optical drive. Figure 110. Installing the plastic clip to the slim optical drive c.
Page 160 7. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the flex module cover engage the rails on the flex module. Then, push the cover to the front of the flex module until it snaps into position.
Page 161 5. If you are removing a card reader, do the following: a. Pull the clip as shown to remove the card reader with the card reader retaining bracket out of the flex module. Figure 114. Removing the card reader in the flex module b.
Page 162 Figure 117. Installing the card reader in the flex module 7. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the flex module cover engage the rails on the flex module. Then, push the cover to the front of the flex module until it snaps into position.
Page 163 4. Lift the clip on the side of the flex module upward. Then, slide the flex module cover to the rear of the flex module to remove the cover. Figure 119. Removing the flex module cover 5. Press the two clips toward each other as shown, and then pull the eSATA connector, IEEE 1394 connector, or USB-C connector out of the flex module.
Page 164 Figure 121. Installing the eSATA connector, IEEE 1394 connector, or USB-C connector in the flex module 7. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the flex module cover engage the rails on the flex module. Then, push the cover to the front of the flex module until it snaps into position.
Page 165 • A front Thunderbolt I/O adapter • A front Thunderbolt PCIe x4 card • A bezel • A general-purpose input/output (GPIO) cable • A mini-SAS cable • An internal DP-to-DP cable • An external DP-to-DP cable To remove or install a front Thunderbolt adapter kit, do the following: 1.
Page 166 Figure 124. Removing the front Thunderbolt adapter and the retaining bracket out of the flex module c. Flex the four clips on the sides of the retaining bracket to remove the front Thunderbolt I/O adapter from the bracket. Figure 125. Removing the front Thunderbolt I/O adapter from the retaining bracket 6.
Page 167 Figure 127. Installing the front Thunderbolt I/O adapter into the retaining bracket c. Hold the clip on the retaining bracket. Then insert the front Thunderbolt I/O adapter and the retaining bracket into the flex module as shown until they snap into position. Figure 128.
Page 168 Figure 129. Front Thunderbolt adapter cable connection f. Route the cables through the two holes in the rear of the flex module. 7. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the cover engage the rails on the flex module.
Page 169 What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Four-digit diagnostics display To remove or install a four-digit diagnostics display in the flex module, do the following: 1.
Page 170 a. Press the two clips toward each other as shown and push the dummy bezel out of the flex module. Figure 133. Removing the dummy bezel b. Insert the four-digit-diagnostics-display cable into the corresponding slot. Then, push the four-digit diagnostics display as shown until it snaps into position. Figure 134.
Page 171: M.2 Solid-State Drive
8. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the cover engage the rails on the flex module. Then, push the cover to the front of the flex module until it snaps into position.
Page 172 a. Unlock the M.2 solid-state drive carrier with the provided key as shown. Store the key in a secure place for later use. Press the eject button to eject the carrier from the storage drive bracket. Then, grasp the M.2 solid-state drive carrier by its edge and gently pull it out of the bracket. Figure 136.
Page 173 c. Loosen the screw that secures the M.2 solid-state drive. Then, remove the M.2 solid-state drive out of the slot at an angle of about 20 degrees. Note: Do not touch the circuit board of the M.2 solid-state drive. Figure 138. Removing the M.2 solid-state drive 3.
Page 174 b. Reinstall the cover of the carrier as shown and reinstall the screws to secure the cover. Figure 140. Installing the cover of the M.2 solid-state drive carrier c. Reinstall the carrier into the bracket as shown until it snaps in to position. Lock the carrier with the key.
Page 175 M.2 solid-state drive in the M.2 solid-state drive holder To remove or install an M.2 solid-state drive in the M.2 solid-state drive holder, do the following: 1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 95. 2.
Page 176 b. Pull the handle of the retention latch outward to the open position. The M.2 solid-state drive is released from the secured position and pivots upward. Figure 144. Opening the retention latch c. Remove the M.2 solid-state drive out of the slot. Figure 145.
Page 177 a. If necessary, adjust the location of the retention latch by moving it form the original place to a new one to suit the length of the new M.2 solid-state drive. Figure 146. Adjusting the location of the retention latch on the M.2 solid-state drive holder b.
Page 178 c. Hold the new M.2 solid-state drive by its edges and ensure that the circuit board side is facing upward. Align the contact edge of the new drive with the key in the corresponding slot. Then carefully insert the new drive into the slot at an angle of about 20 degrees and pivot the new drive downward. Notes: •...
Page 179 8. Insert two hooks on the heat sink into the corresponding holes in the M.2 solid-state drive holder as shown. Then, press the heat sink downward. Ensure that the mounting stud on the heat sink is inserted into the hole in the M.2 solid-state drive holder. Figure 150.
Page 180: Thermal Sensor
• To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Thermal sensor Attention: Before you replace any FRU, be sure to read and understand Chapter 1 “Read this first: Important safety information” on page 1. To remove or install the thermal sensor, do the following: 1.
Page 181: Internal Speaker
a. Insert the cable of the new thermal sensor into the lower hole in the chassis. Then align the two tabs on the plastic holder holding the thermal sensor with the two holes in the chassis, and push the plastic holder until it snaps into position. Figure 153.
Page 182 c. Push the metal tab on the right side of the internal speaker and slide the internal speaker toward the right to completely remove it from the chassis. Figure 154. Removing the old internal speaker 3. To install the internal speaker, do the following: a.
Page 183: Front Audio And Usb Assembly
b. Connect the internal-speaker cable to the internal-speaker connector on the system board. See “Parts on the system board” on page 39. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 191. Front audio and USB assembly Attention: Before you replace any FRU, be sure to read and understand Chapter 1 “Read this first: Important safety information”...
Page 184: Card Reader
a. Route the cables of the new front audio and USB assembly through the corresponding square hole in the front of the chassis. Then position the new front audio and USB assembly into the chassis and slide it to the left as shown. Install the screw to secure the new front audio and USB assembly in place.
Page 185: Wi-Fi Units
d. Remove the two screws that secure the card reader. Then carefully pull out the card reader from the rear of the front audio and USB assembly. Figure 158. Removing the card reader 4. To install the card reader, do the following: a.
Page 186 The Wi-Fi units include a Wi-Fi adapter card, a Wi-Fi card module, a front Wi-Fi antenna, and a rear Wi-Fi antenna. Note: Depending on the model, the Wi-Fi units might look slightly different from the illustrations. Front Wi-Fi antenna To remove or install the front Wi-Fi antenna, do the following: 1.
Page 187 a. Peel off the paper that protects the sticker on the front antenna. Remove the plastic cover from the front-antenna cable connector. Figure 162. Peeling off the paper that protects the sticker and removing the plastic cover b. Stick the front antenna to the front panel as shown. Then, insert the front-antenna cable into the hole in the front panel.
Page 188 b. Hold the thicker end of the rear Wi-Fi antenna and unscrew the Wi-Fi antenna from the rear of the computer. Figure 164. Removing the rear Wi-Fi antenna 3. To install the rear Wi-Fi antenna, do the following: a. Install the rear Wi-Fi antenna to the rear-antenna cable connector attached on the rear of the computer.
Page 189 a. If your computer comes with a Wi-Fi card module that supports the Bluetooth function, disconnect the Bluetooth cable from the Wi-Fi adapter card. Figure 166. Disconnecting the Bluetooth cable b. Remove the rear Wi-Fi antenna. See “ Rear Wi-Fi antenna” on page 179. c.
Page 190 d. Grasp the Wi-Fi adapter card that is currently installed and gently pull it out of the slot. Figure 168. Removing the Wi-Fi adapter card Note: The card fits tightly into the slot. If necessary, alternately move each side of the card a small amount until the card is removed from the slot.
Page 191 a. Disconnect the front and rear Wi-Fi antenna cables from the Wi-Fi card module. b. Remove the screw that secures the Wi-Fi card module to the Wi-Fi adapter card. c. Pull the Wi-Fi card module out of the mini PCIe slot. Figure 170.
Page 192: Microprocessor
Microprocessor Attention: Before you replace any FRU, be sure to read and understand Chapter 1 “Read this first: Important safety information” on page 1. CAUTION: The heat sink and microprocessor might be very hot. Before you open the computer cover, turn off the computer and wait several minutes until the computer is cool.
Page 193 b. Gently press down the small handle to open the microprocessor retainer. Pivot the retainer upward until it is in the fully open position. Figure 173. Opening the microprocessor retainer c. Lift the microprocessor straight up and out of the microprocessor socket. Place the old microprocessor on a static-protective surface.
Page 194 b. Remove the new microprocessor from the protective cover that protects the gold contacts on the bottom of the new microprocessor. Do not touch the pins on the microprocessor socket or the gold contacts on the bottom of the new microprocessor. Figure 175.
Page 195: System Board
d. Pivot the microprocessor retainer downward to close the retainer. Figure 177. Closing the microprocessor retainer e. Gently press down the small handle and then push the handle inward to secure it. Then gently press down the small handle and push the handle inward to lock the microprocessor retainer into position.
Page 196 To remove or install the system board, do the following: 1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 95. 2. Lay the computer on its side for easier access to the system board. 3.
Page 197 10. Install the new system board into the chassis by aligning the eight screw holes in the new system board with the corresponding mounting studs on the chassis. Then, install the eight screws in the sequence as shown to secure the new system board. Figure 180.
Page 198 1. Pivot the microprocessor retainer downward to close the retainer. Figure 181. Closing the microprocessor retainer 2. Gently press down the small handle , and then push the handle inward to secure it. Then gently press down the small handle and push the handle inward to lock the microprocessor retainer into position.
Page 199: Completing The Parts Replacement
Completing the parts replacement CAUTION: After replacing a CRU, reinstall all protective covers, including the computer cover, before connecting power and operating the computer. This action is important to help prevent unexpected electrical shock and help ensure the containment of an unexpected fire that could happen under extremely rare conditions.
Page 200 6. If there is any locking device available, lock the computer cover. See “Preparing your computer and removing the computer cover” on page 95. 7. Reconnect the external cables and power cords to the corresponding connectors on the computer. See “Hardware locations”...
Page 201: Chapter 10. Getting Information, Help, And Service
• Access troubleshooting and support information for your computer model and other supported products. • Find a Service Provider located near you. Lenovo Support Web site Technical support information is available on the Lenovo Support Web site at: https://support.lenovo.com © Copyright Lenovo 2017, 2023...
Page 202: Frequently Asked Questions
• Engineering Change management - There might be changes that are required after a product has been sold. Lenovo or your reseller will make selected Engineering Changes (ECs) that apply to your hardware available.
Page 203: Using Other Services
For technical assistance with the installation of or questions related to Service Packs for your preinstalled Microsoft Windows product, go to https://support.microsoft.com . You also can contact the Lenovo Customer Support Center for help. Some fees might apply. Purchasing additional services During and after the warranty period, you can purchase additional services.
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Page 205: Appendix A. System Memory Speed
2400 MT/s memory modules. Then the system memory speed will be no faster than 2400 MT/s. • The microprocessor models supported in your computer might vary. For a list of supported microprocessor models, contact the Lenovo Customer Support Center. © Copyright Lenovo 2017, 2023...
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Page 207: Appendix B. Supplemental Information About The Ubuntu Operating System
The LLW also is preinstalled on the computer. To access the LLW, go to the following directory: /opt/Lenovo If you cannot view the LLW either from the Web site or from your computer, contact your local Lenovo office or reseller to obtain a printed version of the LLW.
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Page 209: Appendix C. Regulatory And Tco Certified Information Of Countries And Regions
• Consult an authorized dealer or service representative for help. Lenovo is not responsible for any radio or television interference caused by using other than specified or recommended cables and connectors or by unauthorized changes or modifications to this equipment.
Page 210 The full text of the system UK declaration of conformity is available at: https://www.lenovo.com/us/en/compliance/uk-doc Lenovo cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non-recommended modification of the product, including the installation of option cards from other manufacturers.
Page 211: Eurasian Compliance Mark
Geräten), bzw. der EMV EU Richtlinie 2014/30/EU, für Geräte der Klasse B. Dieses Gerät ist berechtigt, in Übereinstimmung mit dem Deutschen EMVG das EG-Konformitätszeichen - CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo (Deutschland) GmbH, Meitnerstr. 9, D-70563 Stuttgart.
Page 212: Brazil Audio Notice
All regulatory notices are available on the Lenovo Support Web site in electronic format. To access electronic copies of the documentation, go to https:// support.lenovo.com...
Page 213: Appendix D. Weee And Recycling Information Of Countries And Regions
Dispose of lithium batteries and battery packs from Lenovo products: A coin-cell type lithium battery might be installed inside your Lenovo product. You can find details about the battery in the product documentation. If the battery needs to be replaced, contact your place of purchase or...
Page 214: Recycling Information For Japan
Collecting and recycling a disused Lenovo computer or monitor If you are a company employee and need to dispose of a Lenovo computer or monitor that is the property of the company, you must do so in accordance with the Law for Promotion of Effective Utilization of Resources.
Page 215: Recycling Information For Brazil
If you need to replace it with a new one, contact your place of purchase or contact Lenovo for service. If you need to dispose of a disused lithium battery, insulate it with vinyl tape, contact your place of purchase or an industrial-waste-disposal operator, and follow their instructions.
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Page 217: Appendix E. Restriction Of Hazardous Substances (Rohs) Directive Of Countries And Regions
For more information about Lenovo worldwide compliance on RoHS, go to: https://www.lenovo.com/rohs-communication Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Waste Electrical and Electronic Equipment (WEEE). Ukraine RoHS India RoHS RoHS compliant as per E-Waste (Management) Rules.
Page 218 Mainland China RoHS Taiwan RoHS P520c Hardware Maintenance Manual...
Page 219: Appendix F. Energy Star Model Information
For more information about ENERGY STAR, go to: http://www.energystar.gov Lenovo encourages you to make efficient use of energy an integral part of your day-to-day operations. To help in this endeavor, set the following power-management features to take effect when your computer has been inactive for a specified duration: Table 1.
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Page 221: Appendix G. Notices
Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
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Page 223: Appendix H. Trademarks
Linux is a registered trademark of Linus Torvalds. DisplayPort and Mini DisplayPort are trademarks of the Video Electronics Standards Association. Ubuntu is a registered trademark of Canonical Ltd. All other trademarks are the property of their respective owners. © 2021 Lenovo. © Copyright Lenovo 2017, 2023...
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