Checking the internal battery status..22 Related service information .......23 Security ............... 23 Power management .......... 23 Activating/Deactivating the Display ..23 Lenovo 1371 ..........24 Specifications ............. 24 FRU replacement notices........26 Screw notices..........26 Removing and replacing an FRU....27 1010 Rear cover..........
This manual is intended only for trained servicers who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively. Before servicing a Lenovo product, make sure to read all the information under “Safety information” on page 1 and “Important service information”...
Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo computer: • “General safety” on page 2 • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 •...
Lenovo 1371 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.
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Lenovo 1371 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 1371 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.
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Lenovo 1371 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.
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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.
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Lenovo 1371 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.
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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.
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Lenovo 1371 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.
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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.
Lenovo 1371 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.
To download software fixes, drivers, and BIOS, follow the steps below: 1. Go to http://consumersupport.lenovo.com/. 2. Enter a serial number or select a product or use Lenovo smart downloading. 3. Select the BIOS/Driver/Applications and download. 4. Follow the directions on the screen and install the necessary software.
Important service information Important notice for replacing a system board Some components mounted on a system board are very sensitive. Improper handling can cause damage to those components, and may cause a system malfunction. Attention: When handling a system board: •...
Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. RoHS requirements must be implemented on Lenovo products placed on the market after June 2006. Products on the market before June 2006 are not required to have RoHS compliant parts.
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: •...
Lenovo 1371 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.
General checkout Power system checkout To verify a symptom, follow the steps below: 1. Turn off the computer. 2. Remove the battery pack. 3. Connect the AC adapter. 4. Make sure that power is supplied when you turn on the computer. 5.
To open the Android Settings screen, do either of the following: – From the main Home screen, touch the Android Settings icon on Lenovo Launch Zone. The Android Settings screen is displayed. – Pull down the application icon from the action bar and then touch Settings.
Related service information Related service information This chapter presents the following information: • “Security” on page 23 • “Power management” on page 23 Security Security settings include: SCREEN SECURITY, SIM CARD LOCK (LTE version only), PASSWORDS, DEVICE ADMINISTRATION and CREDENTIAL STORAGE.
Lenovo 1371 Hardware Maintenance Manual Lenovo 1371 This chapter presents the following product-specific service references and product-specific parts information: • “Specifications” on page 24 • “FRU replacement notices” on page 26 • “Removing and replacing an FRU” on page 27 •...
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Lenovo 1371 Ports • Micro-USB (USB 2.0) • Audio Jack, 3.5mm • Micro-SD card slot (support external Micro-SD card up to 64GB) • HDMI Communication • WiFi: 802.11a/b/g/n, support 2.4G and 5G • Bluetooth 4.0 • GPS • GLONASS • WiFi Direct (Miracast) •...
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 Lenovo computers, this problem is addressed with special nylon-coated screws that have the following characteristics: •...
Lenovo 1371 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 1371 Hardware Maintenance Manual 1010 Rear cover 1. Push the button to unlock the hinge frame. Figure 1-1. Unlocking the hinge frame 2. Open the hinge frame. Figure 1-2. Opening the hinge frame...
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Lenovo 1371 3. Open the card slot cover using a thin flat blade or guitar pick. Figure 1-3. Opening the card slot cover 4. Remove screws on the rear cover as shown in the figure below. Figure 1-4. The screws on the rear cover Part No.
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Lenovo 1371 Hardware Maintenance Manual 5. Separate the bottom right corner of the rear cover from the main body of the tablet using a suction tool as shown in the figure below. Figure 1-5. Separating the rear cover from the main body (bottom right) 6.
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Lenovo 1371 7. Slowly remove the rear cover. Figure 1-7. The removed rear cover...
Lenovo 1371 Hardware Maintenance Manual 1020 Battery pack For access, remove the following FRU: • “1010 Rear cover” on page 28 Rechargeable Battery Notice CAUTION: Risk of explosion if the battery is replaced with an incorrect type. When replacing the lithium battery, use only the same or an equivalent type that is recommended by the manufacturer.
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Lenovo 1371 2. Remove the metal piece using a pair of pointed tweezers. Figure 2-2. Removing the metal piece...
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Lenovo 1371 Hardware Maintenance Manual 3. Disconnect the power supply to the tablet by detaching the battery FPC from its connectors on the main board using a pair of tweezers. Figure 2-3. Disconnecting the power supply of the tablet (the first connector)
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Lenovo 1371 4. Remove the HDMI and audio jack FPC FRU. See “1030 HDMI and audio jack FPC” on page 43. 5. Remove the right speaker FRU. See “1040 Right speaker” on page 46. 6. Remove the HDMI and audio jack FPC holder, by lifting the holder, and at the same time pushing the holder in the direction using a pair of tweezers as shown in the figure below.
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Lenovo 1371 Hardware Maintenance Manual 8. Slowly pull out the hinge pivot on the left side of the battery pack using a pair of tweezers. Figure 2-7. Pulling out the hinge pivot on the left side of the battery pack 9.
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Lenovo 1371 10. Remove the USB FPC holder, by lifting the USB FPC holder using a pair of tweezers, and at the same time pushing the USB FPC holder in the direction shown in the figure below. Figure 2-9. Removing the USB and power key FPC holder.
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Lenovo 1371 Hardware Maintenance Manual 12. Remove the hinge frame from the main body of the tablet as shown in the figure below. Figure 2-11. Removing the hinge frame 13. Peel off the foil on the battery cover at the side of the hinge frame with battery FPC.
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Lenovo 1371 14. Remove screw on the battery cover as shown in the figure below. Figure 2-13. The screw on the battery cover Screw (quantity) Color Torque Part No. M1.4 × 3.0 (1) Black 15. Peel off the foil on the battery cover at the side of the hinge frame without battery FPC.
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Lenovo 1371 Hardware Maintenance Manual 16. Remove screw on the battery cover as shown in the figure below. Figure 2-15. The screw on the battery cover Screw (quantity) Color Torque Part No. M1.4 × 3.0 (1) Black 17. Remove the battery cover at the side of the hinge frame without battery FPC as shown in the figure below.
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Lenovo 1371 18. Push out the battery pack from the hinge frame from the side of the hinge frame without battery FPC. Figure 2-17. Pushing out the battery pack 19. Remove the battery pack from the hinge frame. Figure 2-18. Removing the battery pack...
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Lenovo 1371 Hardware Maintenance Manual Figure 2-19. The removed battery pack, hinge frame and battery covers...
Lenovo 1371 1030 HDMI and audio jack FPC For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Remove screws on the HDMI and audio jack FPC as shown in the figure below. Figure 3-2. The screws on the HDMI and audio jack FPC Part No. Screw (quantity) Color Torque M1.4 × 2.5 (2) Black M1.4 ×...
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Lenovo 1371 Figure 3-4. The removed HDMI and audio jack FPC...
Lenovo 1371 Hardware Maintenance Manual 1040 Right speaker For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPCs in order: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Remove screws on the right speaker as shown in the figure below. Figure 4-2. The screws on the right speaker Part No. Screw (quantity) Color Torque M1.4 × 2.5 (4) Black 3. Remove the right speaker. Figure 4-3. The removed right speaker...
Lenovo 1371 Hardware Maintenance Manual 1050 Subwoofer speaker with microphone FPC For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Unlock the connector of the subwoofer speaker on the sub board using a guitar pick. Figure 5-2. Unlocking the connector of the subwoofer speaker 3. Pull out the FPC of the subwoofer speaker from the unlocked connector using a pair of tweezers.
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Lenovo 1371 Hardware Maintenance Manual 4. Remove the subwoofer speaker with microphone FPC. Figure 5-4. Removing the subwoofer speaker with microphone FPC Figure 5-5. The removed subwoofer speaker with microphone FPC...
Lenovo 1371 1060 Hinge frame latch For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Remove the hinge frame latch using a pair of tweezers. Figure 6-2. Removing the hinge frame latch Figure 6-3. The removed hinge frame latch...
Lenovo 1371 1070 Main FPC For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Detach the connector of the main FPC from the sub board using a pair of tweezers. Figure 7-2. Detaching the connector of the main FPC (on the sub board) 3. Remove the main FPC.
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Lenovo 1371 Figure 7-4. The removed main FPC...
Lenovo 1371 Hardware Maintenance Manual 1080 Main HDMI FPC For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Detach the connector of the main HDMI FPC from the sub board using a pair of tweezers. Figure 8-2. Detaching the connector of the main HDMI FPC (on the sub board) 3. Remove the main HDMI FPC.
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Lenovo 1371 Hardware Maintenance Manual Figure 8-4. The removed main HDMI FPC...
Lenovo 1371 1090 LCD FPC For access, remove the following FRU in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Unlock the connector of the LCD FPC on the front module of the tablet using a guitar pick. Figure 9-2. Unlocking the connector of the LCD FPC (front module side) 3. Peel off and pull out the LCD FPC from its connector on the front module of the tablet using a pair of tweezers.
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Lenovo 1371 Figure 9-4. The removed LCD FPC...
Lenovo 1371 Hardware Maintenance Manual 1100 Sub board Important notices for handling PCB: When handling PCB, bear the following in mind: • Be careful not to drop the PCB onto a bench top that has a hard surface, such as surface made of metal, wood, or composite materials.
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Lenovo 1371 1. Remove screws on the sub board as shown in the figure below. Figure 10-1. The screws on the sub board Part No. Screw (quantity) Color Torque M1.4 × 1.6, wide head (5) Silver 2. Remove the sub board from the tablet.
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Lenovo 1371 Hardware Maintenance Manual Figure 10-3. The removed sub board...
Lenovo 1371 1110 Left speaker For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Pull out the left speaker FPC from its connector using a pair of tweezers. Figure 11-2. Pulling out the left speaker FPC 3. Remove screws on the left speaker as shown in the figure below.
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Lenovo 1371 4. Remove the left speaker as shown in the figure below. Figure 11-4. Removing the left speaker Figure 11-5. The removed left speaker...
Lenovo 1371 Hardware Maintenance Manual 1120 Volume key FPC For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Pull out the volume key FPC from its connector using a pair of tweezers. Figure 12-2. Pulling out the volume key FPC 3. Remove the volume key FPC using a pair of tweezers. Figure 12-3. Removing the volume key FPC...
Lenovo 1371 1130 Volume key For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 • “1120 Volume key FPC” on page 68 1. Detach the volume key from the front module of the tablet using a pair of tweezers.
Lenovo 1371 Hardware Maintenance Manual 1140 WIFI1 antenna For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Remove screws on the WIFI1 antenna as shown in the figure below. Figure 14-2. The screws on the WIFI1 antenna Part No. Screw (quantity) Color Torque M1.4 × 2.0 (2) Black 3. Remove the WIFI1 antenna. Figure 14-3. The removed WIFI1 antenna...
Lenovo 1371 Hardware Maintenance Manual 1150 GPS antenna For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Remove screws on the GPS antenna as shown in the figure below. Figure 15-2. The screws on the GPS antenna Part No. Screw (quantity) Color Torque M1.4 × 2.0 (2) Black 3. Remove the GPS antenna using a pair of tweezers.
Lenovo 1371 Hardware Maintenance Manual 1160 WIFI2 antenna For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Remove screws on the WIFI2 antenna as shown in the figure below. Figure 16-2. The screws on the WIFI2 antenna Part No. Screw (quantity) Color Torque M1.4 × 2.0 (2) Black 3. Remove the WIFI2 antenna using a pair of tweezers.
Lenovo 1371 Hardware Maintenance Manual 1170 Front camera For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Detach the connector of the front camera FPC from the camera FPC using a pair of tweezers. Figure 17-2. Detaching the connector of the front camera FPC 3. Remove the front camera using a pair of tweezers as shown in the figure below.
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Lenovo 1371 Hardware Maintenance Manual Figure 17-4. The removed the front camera...
Lenovo 1371 1180 Camera FPC For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 Hardware Maintenance Manual 2. Pull out the camera FPC from the unlocked connector using a pair of tweezers. Figure 18-2. Pulling out the camera FPC 3. Remove the camera FPC as shown in the figure below. Figure 18-3. Removing the camera FPC...
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Lenovo 1371 Figure 18-4. The removed camera FPC...
Lenovo 1371 Hardware Maintenance Manual 1190 USB and power key FPC For access, remove the following FRU: • “1010 Rear cover” on page 28 Detach the following FPC from the main board: • Battery FPC (see Step 1 on page 32 to Step 3 on page 34 in “1020 Battery pack”)
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Lenovo 1371 2. Remove screws on the USB and power key FPC holder as shown in the figure below. Figure 19-2. The screws on the USB and power key FPC holder Part No. Screw (quantity) Color Torque M1.4 × 2.5 (2) Black 3.
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Lenovo 1371 Hardware Maintenance Manual Figure 19-4. The USB and power key FPC (with holder)
Lenovo 1371 1200 Main board Important notices for handling PCB: When handling PCB, bear the following in mind: • Be careful not to drop the PCB onto a bench top that has a hard surface, such as surface made of metal, wood, or composite materials.
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Lenovo 1371 Hardware Maintenance Manual 1. Unlock the connector of the TP FPC on the main board using a guitar pick. Figure 20-1. Unlocking the connector of the TP FPC 2. Pull out the TP FPC from its unlocked connector using a pair of tweezers.
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Lenovo 1371 3. Remove screws on the main board as shown in the figure below. Figure 20-3. The screws on the main board Part No. Screw (quantity) Color Torque M1.4 × 1.6, wide head (8) Silver 4. Remove the main board.
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Lenovo 1371 Hardware Maintenance Manual Figure 20-5. The removed main board...
Lenovo 1371 1210 Power key For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 • “1190 USB and power key FPC” on page 84 1. Push out the power key as shown in the figure below.
Lenovo 1371 Hardware Maintenance Manual Parts list This section presents the following service parts: • “Overall” on page 94 • “Screws” on page 98 Notes: The listed FRUs are applicable to both versions of the product, i.e. the WiFi version and the LTE version, unless otherwise specified.
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Users of this document should verify the applicable data for their specific environment. Trademarks Lenovo and the Lenovo logo are trademarks of Lenovo in the United States or other countries, or both. Other company, product, or service names may be trademarks or service marks...