Putting the computer to sleep or shutting it down ..........25 Putting your computer to sleep ......25 Shutting down the computer ......26 YOGA 3-1170 ..........27 Specifications ..........27 Status indicators ........... 28 Keyboard function keys ........ 29 FRU replacement notices ......30 Screw notices ..........30...
About this manual This manual contains service and reference information for the following Lenovo product: Lenovo YOGA 3-1170 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 YOGA 3-1170 computer: • “General safety” on page 2 • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 •...
YOGA 3-1170 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. Make sure that you can stand safely without slipping.
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.
YOGA 3-1170 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.
YOGA 3-1170 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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YOGA 3-1170 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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YOGA 3-1170 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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YOGA 3-1170 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.
YOGA 3-1170 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.
YOGA 3-1170 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 “YOGA 3-1170” on page 27. Note: Noise from the AC adapter does not always indicate a defect.
YOGA 3-1170 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.
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 Lenovo OneKey Recovery System and run System Recovery.
YOGA 3-1170 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. To reduce power consumption, the computer has two power management modes: screen blank and sleep (standby). Screen blank state If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off.
YOGA 3-1170 Hardware Maintenance Manual Shutting down the computer If you are not going to use your computer for a long time, shut it down. To shut down your computer: • Open the charms, then select Settings → Power → Shut down.
• “FRU replacement notices” on page 30 • “Removing and replacing an FRU” on page 31 • “Locations” on page 55 • “Parts list” on page 57 Specifications The following table lists the specifications of the YOGA 3-1170: Table 1. Specifications Feature Description Processor View the system properties of your computer.
YOGA 3-1170 Hardware Maintenance Manual Status indicators The system status indicators below show the computer status: Table 2. Status indicators Indicator Indicator status Meaning The battery has more than 20% On (solid white) charge. The battery has between 5% and On (solid amber) 20% charge.
YOGA 3-1170 Keyboard function keys You can access certain system settings quickly by pressing the appropriate function keys. Table 3. Keyboard function keys Mutes/unmutes the sound. Decreases the volume level. Increases the volume level. Closes the currently active window. Refreshes the desktop or the currently active window.
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: •...
YOGA 3-1170 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.
YOGA 3-1170 Hardware Maintenance Manual 1010 Base cover Figure 1. Removal steps of base cover Remove the screws . Then remove the base cover Step Screw (quantity) Color Torque M2 × 5 mm, Torx-head, nylok-coated (11) Silver 1.5~2.0 kgf*cm Logic lower---Logic upper (system)
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YOGA 3-1170 Note: Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. When you replace the base cover, you need to apply the following labels: The following labels need to be peeled off from the old base cover and put on the new base cover.
YOGA 3-1170 Hardware Maintenance Manual 1020 Battery pack For access, remove this FRU: • “1010 Base cover” on page 32 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 connector and remove the screws . Release the speaker cable from the cable guides in the direction shown by arrows .
YOGA 3-1170 1030 Touchpad module For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 3. Removal steps of touchpad module Detach the two FPC connectors in the direction shown by arrows...
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YOGA 3-1170 Hardware Maintenance Manual Figure 3. Removal steps of touchpad module (continued) Open the display panel , gently push the touchpad module in the direction shown by arrow , then remove the touchpad module.
YOGA 3-1170 1040 IO board For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 4. Removal steps of IO board Detach the FPC connector in the direction shown by arrows .
YOGA 3-1170 Hardware Maintenance Manual 1050 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1040 IO board” on page 37 Figure 5.
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YOGA 3-1170 Figure 5. Removal steps of PCI Express Mini Card for wireless LAN (continued) Remove the card in the direction shown by arrow When installing: When installing the wireless LAN card, plug the black cable into the jack labeled...
YOGA 3-1170 Hardware Maintenance Manual 1060 Solid state disk For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 6. Removal steps of solid state disk Remove the screw...
YOGA 3-1170 1070 SD board For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 7. Removal steps of SD board Detach the two connectors in the directions shown by arrows .
YOGA 3-1170 Hardware Maintenance Manual 1080 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”...
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YOGA 3-1170 Figure 8. Removal steps of system board (continued) Remove the system board...
YOGA 3-1170 Hardware Maintenance Manual 1090 Thermal module For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 9. Removal steps of thermal module Remove the screws . Then remove the thermal module in the direction shown...
YOGA 3-1170 1100 Speaker For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 10. Removal steps of speaker Unplug the speaker connector in the direction shown by arrow...
YOGA 3-1170 Hardware Maintenance Manual 1110 LCD unit For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 Figure 11. Removal steps of LCD unit Detach the two connectors in the direction shown by arrows .
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YOGA 3-1170 Figure 11. Removal steps of LCD unit (continued) Open the hinges Remove the upper case from the LCD unit...
YOGA 3-1170 Hardware Maintenance Manual 1120 DC-in cable For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 Figure 12. Removal steps of DC-in cable Unplug the connector in the direction shown by arrow .
YOGA 3-1170 1130 LCD front cover For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 Figure 13. Removal steps of LCD front cover...
YOGA 3-1170 Hardware Maintenance Manual 1140 Hinges, LCD cover, and MIC board For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 •...
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YOGA 3-1170 Figure 14. Removal steps of Hinges, LCD cover, and MIC board (continued) Remove the screws Step Screw (quantity) Color Torque M2 × 2 mm, Phillips-head, nylok-coated (8) Black 1.5~2.0 kgf*cm Hinge BRK---LCD cover Remove the hinges Remove the MIC board...
YOGA 3-1170 Hardware Maintenance Manual 1150 Antenna assembly For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 • “1130 LCD front cover” on page 49 •...
YOGA 3-1170 1160 LCD module For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 • “1130 LCD front cover” on page 49 •...
YOGA 3-1170 Hardware Maintenance Manual 1170 Integrated camera and Sensor board For access, remove these FRUs in order: • “1010 Base cover” on page 32 • “1020 Battery pack” on page 34 • “1110 LCD unit” on page 46 • “1130 LCD front cover” on page 49 •...
YOGA 3-1170 Locations Front view and right-side view Integrated camera (select models only) Wireless LAN antennas Multi-touch screen Windows button Built-in microphones Touchpad Battery status indicator Note: For the description of each indicator, see “Status indicators” on page 28. Power button...
YOGA 3-1170 Parts list This section presents the following service parts: • “Overall” on page 58 • “LCD FRUs” on page 62 • “Miscellaneous parts” on page 64 • “Screw” on page 64 • “AC adapters” on page 65 • “Power cords” on page 66 Notes: • Each FRU is available for all types or models, unless specific types or models...
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FRU no. CRU ID. a-b See “Miscellaneous parts” on page 64. LCD unit (see “LCD FRUs” on page 62.) Upper Case C Yoga 3-1170 B W/KB US 5CB0H15155 Upper Case C Yoga 3-1170 B W/KBGRK 5CB0H15209 Upper Case C Yoga 3-1170 BW/KBINTE...
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YOGA 3-1170 Hardware Maintenance Manual Table 4. Parts list—Overall No. FRU FRU no. CRU ID. Upper Case C Yoga 3-1170 W W/KB LA 5CB0H15193 Upper Case C Yoga 3-1170 W W/KBCFE 5CB0H15244 Upper Case C Yoga 3-1170 W W/KBNOR 5CB0H15198...
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YOGA 3-1170 Table 4. Parts list—Overall No. FRU FRU no. CRU ID. MB C Yoga 3-1170 W8P 5Y10C 8G 5B20H33238 MB C Yoga 3-1170 W8S 5Y10C 8G 5B20H33245 MB C Yoga 3-1170 NOK 5Y51 4G 5B20H33254 MB C Yoga 3-1170 W8P 5Y51 4G...
Miscellaneous parts Table 6. Parts list—Miscellaneous parts CRU ID. Cable miscellaneous parts: • ( a ) DC-IN Cable C Yoga 3-1170 5C10H15236 • ( b ) Touch Cable C Yoga 3-1170 5C10H15165 Note: Italicized letters in parentheses are references to the exploded view in “Overall”...
YOGA 3-1170 Hardware Maintenance Manual Power cords Table 9. Parts list—USB power cords Region CRU ID. USB Powercord, Linetek fool proof USB 1.85m USB cord 145500119 USB Powercord, Luxshare fool proof USB 1.85m USB cord 145500121...
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YOGA 3-1170 Hardware Maintenance Manual Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and/or other countries: ® Lenovo ® Lenovo logo OneKey The following term is trademark of Microsoft Corporation in the United States, other countries, or both: ®...