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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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 B6000/B8000 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.
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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 right side of the action bar and then touch the Settings icon.
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 (3G version only), PASSWORDS, DEVICE ADMINISTRATION and CREDENTIAL STORAGE.
• “Locations” on page 59 • “Parts list” on page 61 Specifications The following table lists the specifications of Lenovo B6000 and B8000. Notes: The listed technical data is applicable to both products, and to all types or models thereof, unless otherwise specified.
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: •...
(ESD) strap (P/N 6405959) to remove potential shock reasons. Notes: The two products covered by this manual, namely Lenovo B6000 and Lenovo B8000, are identical in structure and internal parts. The illustrations used in this section come from Lenovo B6000-H.
Lenovo B6000/B8000 Hardware Maintenance Manual 1010 Rear cover 1. Peel off the label in the recess of the rear cover. Figure 1-1. Peeling off the label on the rear cover 2. Remove three screws in the recess as shown in the figure below.
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Lenovo B6000 / B8000 3. Separate the top right corner of the rear cover from the main body of the tablet using a suction tool as shown in the figure below, and then move the suction tool to the left along the upper edge to unlock the entire upper edge from the main body.
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Lenovo B6000/B8000 Hardware Maintenance Manual 4. Hold the main body of the tablet with one hand and pull out the right edge of the rear cover from the main body using another hand. 5. Attach the suction tool to the center right area of the rear cover to separate...
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Lenovo B6000 / B8000 Notes: • In order to ensure accurate relative positioning between the SIM card and Micro SD card recesses on the rear cover and the internal card slots, the recess area of the rear cover may be glued to the internal main body surface.
Lenovo B6000/B8000 Hardware Maintenance Manual 1020 Right speaker box For access, remove this FRU: • “1010 Rear cover” on page 28 1. Remove two screws on the holder for fixing the right speaker box as shown below. Figure 2-1 Screws on the holder of the speaker box...
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Lenovo B6000 / B8000 2. Unlock the speaker FPC connector using a guitar pick and then pull out the speaker FPC from the connector. Figure 2-2 Disconnecting the speaker FPC...
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Lenovo B6000/B8000 Hardware Maintenance Manual 3. Pry off the holder next to the speaker box as shown below. Figure 2-3 Prying off the holder...
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Lenovo B6000 / B8000 4. Remove the speaker box from its socket as shown below. Figure 2-4 Removing the speaker box Step Screw (quantity) Color Torque Phillips flat-head, M1.4 × 3.8 (2) Black...
Lenovo B6000/B8000 Hardware Maintenance Manual 1030 Hinge frame and pivot For access, remove the following FRUs: • “1010 Rear cover” on page 28 • “1020 Right speaker box” on page 32 1. Disconnect the main FPC from its connector on the main PCBA using a guitar pick.
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Lenovo B6000 / B8000 3. Detach the hinge frame at the right end and then turn the hinge frame clockwise around its left end so as to enable the main FPC to come out through the supporting frame at the left end. The hinge frame is removed from the main body of the tablet.
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Lenovo B6000/B8000 Hardware Maintenance Manual 4. Remove the hinge pivot by pushing it on the right side. Figure 3-4 Removing the hinge pivot...
Lenovo B6000 / B8000 1040 Main camera For access, remove this FRU: • “1010 Rear cover” on page 28 1. Disconnect the FPC of the main camera from its connector on the main PCBA using a guitar pick. Figure 4-1 Disconnecting the main camera FPC...
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Lenovo B6000/B8000 Hardware Maintenance Manual 2. Detach the main camera from its seat using a thin flat blade or guitar pick from both the rear side and bottom. Figure 4-2 Detaching the main camera...
Lenovo B6000 / B8000 1050 Left speaker box For access, remove the following FRUs: • “1010 Rear cover” on page 28 • “1020 Right speaker box” on page 32 • “1030 Hinge frame and pivot” on page 36 • “1040 Main camera” on page 39 1.
Figure 6-1 Screws on the main antenna 2. Disconnect the RF cable (for B6000-H and B8000-H only) and antenna FPC from their connectors on the main PCBA after removing the main PCBA from the main body.
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Lenovo B6000 / B8000 Notes: • The connectors for connecting the RF cable and antenna FPC are located on the back side of the main PCBA. Therefore, the RF cable and antenna FPC cannot be disconnected from the main PCBA at this stage while the main PCBA is still seated on the main body.
Lenovo B6000/B8000 Hardware Maintenance Manual 1070 WiFi antenna For access, remove this FRU: • “1010 Rear cover” on page 28 1. Remove the screw for fixing the WiFi antenna to the main body. Figure 7-1 Screw on the WiFi antenna 2.
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Lenovo B6000 / B8000 3. Detach the WiFi antenna frame from its seating position using a thin flat blade. Figure 7-3 WiFi antenna frame detached 4. Disconnect the RF cable from its connector on the main PCBA after removing the main PCBA from the main body of the tablet.
Lenovo B6000/B8000 Hardware Maintenance Manual 1080 Main PCBA 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 B6000 / B8000 2. Remove the conductive fiber of the main PCBA as shown below. Figure 8-2 Removing the conductive fiber 3. Remove two screws on the holder for fixing the USB FPC. Figure 8-3 Screws on the USB FPC holder...
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Lenovo B6000/B8000 Hardware Maintenance Manual 4. Remove the USB FPC holder as shown below. Figure 8-4 Removing the USB FPC holder...
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Lenovo B6000 / B8000 5. Disconnect the FPC for connecting the main PCBA and sub board as shown below. Figure 8-5 Disconnecting the FPC between the main PCBA and sub board...
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Lenovo B6000/B8000 Hardware Maintenance Manual 6. Unlock the LCD FPC connector using a guitar pick and then unplug the LCD FPC from the connector as shown in the figure below. Figure 8-6 Disconnecting the LCD FPC...
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Lenovo B6000 / B8000 7. Remove the adhesive tapes for fixing the RF cable and frame of the main antenna as shown below. Figure 8-7 Removing the adhisive tapes...
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Figure 8-8 Main PCBA removed 9. Turn over the main PCBA as well as the connected parts and then disconnect the RF cable of the main antenna (for B6000-H and B8000-H only). Figure 8-9 Disconnecting the RF cable of the main antenna...
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Lenovo B6000 / B8000 10. Unlock the connector of the main antenna FPC using a guitar pick as shown below. Figure 8-10 Unlock the main antenna FPC connector 11. Turn over the main PCBA and then detach the main antenna FPC from the PCBA using a thin flat blade.
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Lenovo B6000/B8000 Hardware Maintenance Manual 12. Remove the main antenna from the main PCBA. Figure 8-12 Main antenna removed 13. Disconnect the RF cable of the WiFi antenna from its connector on the main PCBA and remove the WiFi antenna.
Lenovo B6000 / B8000 1090 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 B6000/B8000 Hardware Maintenance Manual 2. Unlock the TP FPC connector on the sub board using a guitar pick and then detach the TP FPC from the connector. Figure 9-2 Disconnecting the TP FPC 3. Detach the right speaker FPC as decribed in operation task “1020 Right speaker box”...
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Lenovo B6000 / B8000 5. Insert a thin flat blade under the sub board and detach the vibrator motor from its seat. Figure 9-3 Detaching the vibrator motor 6. Remove the sub board from the main body of the tablet.
Lenovo B6000/B8000 Hardware Maintenance Manual 1100 Power button For access, remove the following FRUs in order: • “1010 Rear cover” on page 28 • “1040 Main camera” on page 39 • “1050 Left speaker box” on page 41 • “1060 Main antenna” on page 42 •...
Lenovo B6000 / B8000 Parts list This section presents the following service parts: • “Overall” on page 62 • “Screw” on page 66 Notes: The listed FRUs are applicable to all types or models of the product, unless otherwise specified.
Lenovo B6000/B8000 Hardware Maintenance Manual Screw Table 3. Parts list–Screw CRU ID M1.4 × 1.3mm, wide head Screw SM89A462RE (for B6000 only) M1.4 × 1.1mm, wide head Screw 5M89A464IP (for B8000 only) M1.4 × 1.5mm Screw 5M89A31163 M1.4 × 3.8mm...
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The result obtained in other operating environments may vary. Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you.
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Actual results may vary. Users of this document should verify the applicable data for their specific environment. Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and/or other countries: ® Lenovo ®...