Putting the computer to sleep or shutting it down ..............25 Putting your computer to sleep ......25 Shutting down the computer ......25 Lenovo YOGA 520-14IKB ......26 Specifications ..........26 Status indicators ........... 27 Keyboard function keys ........ 28 FRU replacement notices ......29 Screw notices ..........29...
About this manual This manual contains service and reference information for the following Lenovo products: Lenovo YOGA 520-14IKB Use this manual to troubleshoot problems. The manual is divided into the following sections: • The common sections provide general information, guidelines, and safety information required for servicing computers.
Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo YOGA 520-14IKB computer: • “General safety” on page 2 • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 •...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual General safety Follow these rules below to ensure general safety: • Observe a good housekeeping in the area where the machines are put during and after the maintenance. • When lifting any heavy object: 1.
Safety information Electrical safety Observe the following rules when working on electrical equipments. Important: Use only approved tools and test equipments. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have rubber floor mats near their machines that contain small conductive fibers to decrease electrostatic discharges. Do not use such kind of mat to protect yourself from electrical shock. • Find the room emergency power-off (EPO) switch, disconnecting switch or electrical outlet.
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual • Always look carefully for possible hazards in your work area. Examples of these hazards are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. • Do not touch live electrical circuits with the reflective surface of a plastic dental mirror.
4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD). ESD damage can occur when there is a difference in charge between objects. Protect against ESD damage by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge.
Safety information Safety notices: multilingual translations The safety notices in this section are provided in English, French, German, Hebrew, Italian, Japanese, and Spanish. Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer. Verify this by shaking the computer and listening for rattling sounds.
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Safety notice 2 DANGER Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble a standby battery, recharge it, throw it into fire or water, or short- circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery. Certaines batteries de secours contiennent du nickel et du cadmium. Ne les démontez pas, ne les rechargez pas, ne les exposez ni au feu ni à l’eau. Ne les mettez pas en court-circuit. Pour les mettre au rebut, conformez-vous à la...
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Safety information Safety notice 3 DANGER The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire or water, or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack. Use of an incorrect battery can result in ignition or explosion of the battery. La batterie contient du nickel. Ne la démontez pas, ne l’exposez ni au feu ni à l’eau. Ne la mettez pas en court-circuit. Pour la mettre au rebut, conformez-vous à la réglementation en vigueur. Lorsque vous remplacez la batterie, veillez à n’utiliser que les modèles cités dans la liste de pièces détachées adéquate. En effet, une batterie inappropriée risque de prendre feu ou d’exploser. Akkus enthalten geringe Mengen von Nickel. Sie dürfen nicht zerlegt, wiederaufgeladen, kurzgeschlossen, oder Feuer oder Wasser ausgesetzt werden. Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten. Beim Ersetzen der Batterie nur Batterien des Typs verwenden, der in der Ersatzteilliste aufgeführt ist. Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen. La batteria contiene piccole quantità di nichel. Non smontarla, gettarla nel fuoco o nell’acqua né cortocircuitarla. Smaltirla secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali). Quando si sostituisce la batteria, utilizzare soltanto i tipi inseriti nell’appropriato Catalogo parti. L’impiego di una batteria non adatta potrebbe determinare l’incendio o l’esplosione della batteria stessa. Las baterías contienen pequeñas cantidades de níquel. No las desmonte, ni recargue, ni las eche al fuego o al agua ni las cortocircuite. Deséchelas tal como dispone la normativa local. Utilice sólo baterías que se encuentren en la lista de piezas al sustituir la batería. La utilización de una batería no apropiada puede...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Safety notice 4 DANGER The lithium battery can cause a fire, an explosion, or a severe burn. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery. La pile de sauvegarde contient du lithium. Elle présente des risques d’incendie, d’explosion ou de brûlures graves. Ne la rechargez pas, ne retirez pas son connecteur polarisé et ne la démontez pas. Ne l’exposez pas à une temperature...
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Safety information Safety notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water at least for 15 minutes. Seek medical care if any symptoms caused by the fluid are present after washing. Si le panneau d’affichage à cristaux liquides se brise et que vous recevez dans les yeux ou sur les mains une partie du fluide, rincez-les abondamment pendant au moins quinze minutes. Consultez un médecin si des symptômes persistent après le lavage. Die Leuchtstoffröhre im LCD-Bildschirm enthält Quecksilber. Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten. Der LCD-Bildschirm besteht aus Glas und kann zerbrechen, wenn er unsachgemäß behandelt wird oder der Computer auf den Boden fällt. Wenn der Bildschirm beschädigt ist und die darin befindliche Flüssigkeit in Kontakt mit Haut und Augen gerät, sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgespült und bei Beschwerden anschließend ein Arzt aufgesucht werden.
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Safety notice 6 DANGER To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d’alimentation. Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der Spannungswandlerplatine umgibt, nicht entfernen. Per evitare scosse elettriche, non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore. Para evitar descargas, no quite la cubierta de plástico que rodea la parte baja de la tarjeta invertida. Safety notice 7 DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials. Bien que le voltage des batteries principales soit peu élevé, le court-circuit ou la mise à la masse d’une batterie peut produire suffisamment de courant pour brûler des matériaux combustibles ou causer des brûlures corporelles graves. Obwohl Hauptbatterien eine niedrige Spannung haben, können sie doch bei Kurzschluß oder Erdung genug Strom abgeben, um brennbare Materialien zu...
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Safety information Safety notice 8 DANGER Before removing any FRU, turn off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, débranchez tous les cordons d’alimentation des socles de prise de courant, retirez la batterie et déconnectez tous les cordons d’interface. Die Stromzufuhr muß abgeschaltet, alle Stromkabel aus der Steckdose gezogen, der Akku entfernt und alle Verbindungskabel abgenommen sein, bevor eine FRU entfernt wird. Prima di rimuovere qualsiasi FRU, spegnere il sistema, scollegare dalle prese elettriche tutti i cavi di alimentazione, rimuovere la batteria e poi scollegare i cavi di interconnessione. Antes de quitar una FRU, apague el sistema, desenchufe todos los cables de las tomas de corriente eléctrica, quite la batería y, a continuación, desconecte cualquier cable de conexión entre dispositivos.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Laser compliance statement Some models of Lenovo computer are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are also sold separately as options. If one of these drives is installed, it is certified in the U.S.
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Safety information A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode. Note the following: DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe diretamente por meio de instrumentos óticos e evite exposição direta com o feixe de luz.
To download software fixes, drivers, and BIOS, follow the steps below: 1. Go to http://support.lenovo.com. 2. Enter the serial number or select a product or use Lenovo smart downloading. 3. Select the BIOS/Driver/Applications and download.
Important service information Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: • If you are instructed to replace an FRU, but the replacement does not solve the problem, reinstall the original FRU before you continue. •...
FRU part numbers. Lenovo plans to transit to RoHS compliance well before the implementation date and expects its suppliers to be ready to support Lenovo’s requirements and schedule in the EU. Products sold in 2005 and 2006 will contain some RoHS compliant FRUs.
General checkout General checkout This chapter presents the following information: • “What to do first” on page 20 • “Power system checkout” on page 21 Before you go to the checkout, make sure to read the following important notes: Important notes: • Only certified trained personnel can service the computer.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual What to do first When you do return an FRU, you must include the following information in the parts exchange form or parts return form that you attach to it: 1. Name and phone number of servicer 2.
3. If the voltage is not correct, replace the AC adapter. 4. If the voltage is acceptable, do the following: • Replace the system board. • If the problem persists, go to “Lenovo YOGA 520-14IKB” on page 26. Note: Noise from the AC adapter does not always indicate a defect.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer.
• “Passwords” on page 24 • “Power management” on page 25 Restoring the factory contents by using Recovery System Restore of factory default The Lenovo YOGA 520-14IKB computer comes with pre-installed Recovery System.In order to save application files and the initial backed up files of the system, the hard disk in a Lenovo computer includes a hidden partition when it is shipped. If you need to restore the system to the point of your first boot up, just enter the Recovery System. For details of the Recovery system, see the User Guide for Recovery system.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Passwords As many as three passwords may be needed for any Lenovo computer: the power-on password (POP), the hard disk password (HDP), and the supervisor password. If any of these passwords has been set, a prompt for it appears on the screen whenever the computer is turned on.
Related service information Power management Note: Power management modes are not supported for an APM operating system. Putting the computer to sleep or shutting it down When you have finished working with your computer, you can put it to sleep or shut it down.
• “FRU replacement notices” on page 29 • “Removing and replacing an FRU” on page 30 • “Locations” on page 62 • “Parts list” on page 65 Specifications The following table lists the specifications of the Lenovo YOGA 520-14IKB: Table 1. Specifications Feature Description Processor View the system properties of your computer.
Lenovo YOGA 520-14IKB Status indicators The system status indicators below show the computer status: Table 2. Status indicators Charge Indicator Indicator status Meaning status The battery has more than 80% On (solid white) Charging charge. On (solid The battery has between 5% and...
Enables/disables the touchpad. Enables/disables Airplane mode. Enables/disables the integrated camera. Locks the screen. Toggles the display between the computer and an external device. Decreases display brightness. Increases display brightness. Note: You can use the Lenovo Setting to enable/disable the hotkey function.
This section presents notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem. In the Lenovo computer, this problem is addressed with special nylon-coated screws that have the following characteristics: •...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Removing and replacing an FRU This section presents exploded figures with the instructions to indicate how to remove and replace the FRU. Make sure to observe the following general rules: 1. Do not attempt to service any computer unless you have been trained and certified.
Lenovo YOGA 520-14IKB 1010 Base cover Figure 1. Removal steps of base cover Remove the screws Step Screw (quantity) Color Torque M2.0 x 6.0 mm, Phillips-head, nylok-coated (10) Black/ 1.0-1.5 kgf*cm LOW TO UPPER Silver Remove the base cover...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Note: Applying labels to the base cover If you see the following labels on base cover, it needs to be peeled off from the old base cover, and put on the new base cover.
Lenovo YOGA 520-14IKB 1020 Battery pack For access, remove this FRU: • “1010 Base cover” on page 31 DANGER Only use the battery specified in the parts list for your computer. Any other battery could ignite or explode. Figure 2. Removal steps of battery pack Unplug the battery pack connector in the direction shown by arrow . Remove the screws .
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1030 Solid state disk For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Figure 3. Removal steps of solid state disk Remove the screw...
Lenovo YOGA 520-14IKB 1040 Hard disk drive For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Attention: • Do not drop the hard disk drive or apply any physical shock to it. The hard disk drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data. • Before removing the drive, suggest the customer to backup all the information on it if possible. • Never remove the drive while the system is operating or is in suspend mode. Figure 4. Removal steps of hard disk drive...
Important: The preinstalled WLAN module may only be replaced with a Lenovo approved module in order to comply with FCC and IC regulations. Refer to “Table 5. Parts list—Overall” on page 67 for Lenovo part numbers for the approved modules.
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Lenovo YOGA 520-14IKB Figure 5. Removal steps of PCI Express Mini Card for wireless LAN (continued) Disconnect the two wireless LAN cables (black, white) , and then remove the screw In step , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159), or pick up the connectors with your fingers and gently unplug them in the direction shown by the arrows.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1060 Speakers For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Figure 6. Removal steps of speakers Unplug the speaker connector in the direction shown by arrow .
Lenovo YOGA 520-14IKB 1070 DIMM For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Figure 7. Removal steps of DIMM Carefully remove the DIMM EMI shielding...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Figure 7. Removal steps of DIMM (continued) Release the two latches on both edges of the socket at the same time in the directions shown by arrows , and then unplug the DIMM in the direction shown by arrow When installing: Insert the notched end of the DIMM into the socket.
Lenovo YOGA 520-14IKB 1080 Fan and Heat Sink assembly For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Figure 8. Removal steps of fan and heat sink assembly...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Figure 8. Removal steps of fan and heat sink assembly (continued) Remove the heat sink module in the direction shown by arrow Attention: Do not handle the heat sink assembly roughly. Improper handling can cause distortion or deformation and imperfect contact with components.
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Lenovo YOGA 520-14IKB Figure 8. Removal steps of fan and heat sink assembly (continued) Unplug the fan connector in the direction shown by arrow . Remove the screws . Release the LCD cable from the cable guides. Step Screw (quantity)
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1090 IO board For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1080 Fan and Heat Sink assembly” on page 41 Figure 9.
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Lenovo YOGA 520-14IKB Figure 9. Removal steps of IO board (continued) Remove the IO board Unplug the RTC battery connector in the direction shown by arrow , then remove the RTC battery.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1100 System board Important notices for handling the system board: When handling the system board, bear the following in mind. • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite. • Avoid rough handling of any kind. • During the whole process, make sure not to drop or stack the system board. • If you put a system board down, make sure to put it only on a padded surface, such as an ESD mat or conductive corrugated material. For access, remove these FRUs in order: • “1010 Base cover” on page 31 •...
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Lenovo YOGA 520-14IKB Figure 10. Removal steps of system board (continued) Remove the screws Step Screw (quantity) Color Torque M1.98 x 3.0 mm, Phillips-head, nylok-coated (3) Black 1.0-1.5 kgf*cm MB TO UPPER Remove the system board...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1110 Upper case For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1030 Solid state disk” on page 34 • “1040 Hard disk drive” on page 35 •...
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Lenovo YOGA 520-14IKB Figure 11. Removal steps of upper case (continued) Open the hinges Rotate the upper case in the direction shown by arrows . Then remove the upper case.
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1120 DC-in cable For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1030 Solid state disk” on page 34 • “1040 Hard disk drive” on page 35 •...
Lenovo YOGA 520-14IKB 1130 LCD unit For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1030 Solid state disk” on page 34 • “1050 PCI Express Mini Card for wireless LAN” on page 36 •...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Figure 13. Removal steps of LCD unit (continued) Remove the screws Step Screw (quantity) Color Torque M2.0 × 2.5 mm, Phillips-head, nylok-coated (4) Black 1.0-1.5 kgf*cm LCD BEZELTO COVER Gently pull out the two pieces of adhesive tape with tweezers in the direction...
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Lenovo YOGA 520-14IKB Figure 13. Removal steps of LCD unit (continued) Lift the LCD unit...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1140 Camera board, sensor board and EDP cable For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1030 Solid state disk” on page 34 •...
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Lenovo YOGA 520-14IKB Figure 14. Removal steps of camera board, sensor board and EDP cable (continued) Remove the camera board Unplug the connector in the direction shown by arrow Remove the sensor board...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Figure 14. Removal steps of camera board, sensor board and EDP cable (continued) Peel off the tape Detach the two connectors in the direction shown by arrows...
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Lenovo YOGA 520-14IKB Figure 14. Removal steps of camera board, sensor board and EDP cable (continued) Remove the EDP cable...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1150 LCD hinges For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 • “1030 Solid state disk” on page 34 • “1040 Hard disk drive” on page 35 •...
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Lenovo YOGA 520-14IKB Figure 15. Removal steps of LCD hinges (continued) Then release the hinges in the direction shown by arrows...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual 1160 Fingerprint module (on select models) For access, remove these FRUs in order: • “1010 Base cover” on page 31 • “1020 Battery pack” on page 33 Figure 16. Removal steps of fingerprint module...
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Lenovo YOGA 520-14IKB Figure 16. Removal steps of fingerprint module (continued) Remove the fingerprint board...
Lenovo YOGA 520-14IKB Hardware Maintenance Manual Locations Front and right-side view Integrated camera Built-in microphone Wireless LAN antennas Multi-touch screen Touchpad Kensington mini security slot USB 3.0 port Memory card slot Novo button Power button Note: For the description of each indicator, see “Status indicators” on page 27.
Lenovo YOGA 520-14IKB Bottom and left-side view Speakers AC power adapter jack Battery status indicator Note: For the description of each indicator, see “Status indicators” on page 27. HDMI port USB 3.0 port Type-C port Combo audio jack...
Lenovo YOGA 520-14IKB Parts list This section presents the following service parts: • “Overall” on page 66 • “LCD FRUs” on page 78 • “AC adapters” on page 80 • “Screws” on page 81 Notes: • Each FRU is available for all types or models, unless specific types or models are specified. Attention: Do not attempt to replace an FRU on your own. If an FRU is damaged, contact a Lenovo authorized servicer or a marketing representative for replacement or repair. Only qualified technicians can inspect or repair this product.
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Lenovo YOGA 520-14IKB Table 5. Parts list—Overall FRU no. a-e see “Miscellaneous parts” on page 79. LCD unit (see “LCD FRUs” on page 78.) Upper Case C80X8YOGAOBFPNBLW/KBUS 5CB0N67350 Upper Case C80X8YOGAOBFPNBLW/KBGK 5CB0N67649 UpperCaseC80X8YGOBFPNBLW/KBUSINT'E 5CB0N67474 Upper Case C80X8YOGAOBFPNBLW/KBKO 5CB0N67393 Upper Case C80X8YOGAOBFPNBLW/KBCH...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Table 5. Parts list—Overall (continued) FRU no. Upper Case C 80X8YOGAOBFPBLW/KBLA 5CB0N67553 Upper CaseC80X8YOGAOBFPBLW/KBCF-E 5CB0N67720 Upper Case C 80X8YOGAOBFPBLW/KBND 5CB0N67633 Upper Case C 80X8YOGAOBFPBLW/KBFR 5CB0N67383 Upper Case C 80X8YOGAOBFPBLW/KBGR 5CB0N67360 Upper Case C 80X8YOGAOBFPBLW/KBBZ...
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Lenovo YOGA 520-14IKB Table 5. Parts list—Overall (continued) FRU no. Upper Case C80X8YOGAOBNFPBLW/KBUS 5CB0N67511 Upper Case C80X8YOGAOBNFPBLW/KBGK 5CB0N67421 UpperCaseC80X8YGOBNFPBLW/KBUSINT'E 5CB0N67719 Upper Case C80X8YOGAOBNFPBLW/KBKO 5CB0N67442 Upper Case C80X8YOGAOBNFPBLW/KBCH 5CB0N67379 Upper Case C80X8YOGAOBNFPBLW/KBRU 5CB0N67372 UpperCaseC80X8YOGAOBNFPBLW/KBAR-E 5CB0N67420 Upper Case C80X8YOGAOBNFPBLW/KBHB 5CB0N67567 Upper Case C80X8YOGAOBNFPBLW/KBTI...
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Lenovo YOGA 520-14IKB Table 5. Parts list—Overall (continued) FRU no. MB C 80X8 NOK 4415U UMA NFP BL 5B20N67548 MB C 80X8 WIN 4415U UMA NFP BL 5B20N67453 MB C 80X8 NOK 4415U UMA FP BL 5B20N67610 MB C 80X8 WIN 4415U UMA FP BL...
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Lenovo YOGA 520-14IKB Hardware Maintenance Manual Table 5. Parts list—Overall (continued) FRU no. MB C 80X8 NOK I77500UHUMANFPBL 5B20N67666 MB C 80X8 WIN I77500UHUMANFPBL 5B20N67325 MB C 80X8 NOK I77500UH UMAFPBL 5B20N67518 MB C 80X8 WIN I77500UH UMAFPBL 5B20N67700 MBC80X8NOKI77500UHN16SGTRNFPNBL...
Lenovo YOGA 520-14IKB Table 6. Parts list—LCD FRUs FRU no. Hinge Cover C 80X8 M 5CB0N67749 Hinge Cover C 80X8 L 5CB0N67470 Hinge Cover C 80X8 R 5CB0N67722 LCD Module C 80XA HD 5D10N45603 LCD Module C 80XA FHD 5D10N45602...
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Notices Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and/or other countries: ® Lenovo ® Lenovo logo The following term is trademark of Microsoft Corporation in the United States, other countries, or both: ®...