B6000 / B8000 Hardware Maintenance Manual
Note: Before using this information and the products it supports, be sure to read the general information under “Notices” on page 67. First Edition (September 2013) © Copyright Lenovo 2013. All rights reserved. LENOVO products, data, computer software, and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted rights to use, reproduction and disclosure.
Contents About this manual........................................iv Safety information.........................................1 General safety ...................................................... 2 Electrical safety .................................................... 3 Safety inspection guide ...................................... 5 Handling devices that are sensitive to electrostatic discharge .................................................... 6 Grounding requirements ...............................
About this manual This manual contains service and reference information for the following Lenovo products: • Lenovo B6000 • Lenovo B8000 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. • The product-specific section includes service, reference, and product-specific parts 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 • “Handling devices that are sensitive to electrostatic discharge” on page 6 • “Grounding requirements” on page 6 • “Safety notices: multilingual translations” on page 7 • “Laser compliance statement” on page 14 1
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. 2. Distribute the weight of the object equally between your feet. 3. Use a slow lifting force. Never move suddenly or twist when you attempt to lift it. 4.
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.
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. The surface is conductive; such touching can cause personal injury and machine damage.
Safety information Safety inspection guide The purpose of this inspection guide is to assist you in identifying potential unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service personnel from injury. This guide addresses only those items. You should use good judgment to identify potential safety hazards according to the attachment of non-Lenovo features or options not covered by this inspection guide.
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. Notes: 1.
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. Metallic parts or metal flakes can cause electrical shorts.
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. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery.
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.
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. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery.
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.
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. Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der Spannungswandlerplatine umgibt, nicht entfernen.
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. to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products.
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.
Lenovo B6000/B8000 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • “Strategy for replacing FRUs” on page 16 — “Important notice for replacing a system board” on page 17 • “Important information about replacing RoHS compliant FRUs” on page 18 Important: BIOS and device driver fixes are customer-installable. The BIOS and device drivers are posted on the customer support site: http://consumersupport.lenovo.com/.
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: • Do not drop the system board or apply any excessive force to it. • Avoid rough handling of any kind. • Avoid bending the system board and hard pushing to prevent cracking at each BGA (Ball Grid Array) chipset.
Lenovo B6000/B8000 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS, The Restriction of Hazardous Substances in Electrical and 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: • Only certified trained personnel can service the computer. • Before replacing any FRU, read the entire page on removing and replacing FRUs. • When you replace FRUs, use new nylon-coated screws.
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. Date of service 3. Date on which the machine failed 4. Date of purchase 5. Procedure index and page number in which the failing FRU was detected 6. Failing FRU name and part number 7. Machine type, model number, and serial number 8.
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. Turn off the computer. 6. Disconnect the AC adapter and install the charged battery pack. 7. Make sure that the battery pack supplies power when you turn on the computer.
Lenovo B6000/B8000 Hardware Maintenance Manual 1. Open the Android Settings screen. 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. The Android Settings screen is displayed. 2. Touch Battery in the Device section on the Android Settings screen. 3.
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. Power management Note: Power management modes are not supported for APM operating system.
Lenovo B6000/B8000 Hardware Maintenance Manual Lenovo B6000 / B8000 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 • “Locations” on page 59 • “Parts list” on page 61 Specifications The following table lists the specifications of Lenovo B6000 and B8000.
Lenovo B6000 / B8000 Battery • Lenovo B6000: Li-ion type, 6000mAh • Lenovo B8000: Li-ion type, 9000mAh Operating System • Android 4.2 Ports • SIM card slot x1 (for Lenovo B6000-H and B8000-H only) • Audio jack x1: 3.5mm (Combo type with audio and microphone function) • Micro USB connector x1 (for both power charge and data transfer) • Micro SD card slot x1 Communication • WiFi: 802.
Lenovo B6000/B8000 Hardware Maintenance Manual FRU replacement notices 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: • They maintain tight connections. • They do not easily come loose, even with shock or vibration. • They are harder to tighten.
Lenovo B6000 / B8000 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. An untrained person runs the risk of damaging parts. 2. Before replacing any FRU, review “FRU replacement notices” on page 26. 3. Begin by removing any FRUs that have to be removed before the failing FRU.
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 a in the recess as shown in the figure below. Figure 1-2.
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.
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 this area from the main body and then move the suction tool to other two positions as shown in the figure below to unlock the entire central area of the rear cover. Figure 1-4 Unlocking the central area of the rear cover 6.
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. This might place some difficulty for the disassembly task. • The rear cover is also locked up to the tablet along the bottom edge (the edge between the two speakers of the tablet).
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 a on the holder for fixing the right speaker box as shown below.
Lenovo B6000 / B8000 2. Unlock the speaker FPC connector using a guitar pick and then pull out the speaker FPC from the connector.
Lenovo B6000/B8000 Hardware Maintenance Manual 3. Pry off the holder next to the speaker box as shown below.
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 a Phillips flat-head, M1.4 × 3.
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. Figure 3-1 Disconnecting the main FPC 2. Slowly pull out the hinge pivot using a pair of tweezers until about half the pivot length moves out.
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.
Lenovo B6000/B8000 Hardware Maintenance Manual 4. Remove the hinge pivot by pushing it on the right side.
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.
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.
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. Remove two screws a for fixing the left speaker box to the main body. Figure 5-1. Screws fixing the left speaker box 2. Detach the left speaker box from its installation position. 3. Remove the left speaker box after the main PCBA is removed from the main body.
Lenovo B6000/B8000 Hardware Maintenance Manual 1060 Main antenna Notes: The main antenna is connected to the main PCBA via a FPC, but depending on the product model, the main antenna may not be additionally connected to the main PCBA via any RF cable. Please check this conditon of the main antenna for different product models as follows: – B6000-H and B8000-H: connected via a RF cable – B6000-F and B8000-F: without RF cable For access, remove this FRU: • “1010 Rear cover” on page 28 1.
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. • Please refer to the operation task “1080 Main PCBA” on page 46 for the description of corresponding steps for disconnecting the RF cable and antenna FPC. Step Screw (quantity) Color Torque a Phillips flat-head, M1.
Lenovo B6000/B8000 Hardware Maintenance Manual 1070 WiFi antenna For access, remove this FRU: • “1010 Rear cover” on page 28 1. Remove the screw a for fixing the WiFi antenna to the main body. Figure 7-1 Screw on the WiFi antenna 2. Remove the adhesive tapes for fixing the RF cable and WiFi antenna frame.
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. Notes: • The connector for connecting the WiFi antenna RF cable is located on the back side of the main PCBA.
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. • Avoid rough handling of any kind. • Make sure not to drop or stack the PCB in the whole process. • Make sure to put the PCB only on surface covered with materials such as an ESD mat or conductive corrugated plate.
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 a on the holder for fixing the USB FPC.
Lenovo B6000/B8000 Hardware Maintenance Manual 4. Remove the USB FPC holder as shown below.
Lenovo B6000 / B8000 5. Disconnect the FPC for connecting the main PCBA and sub board as shown below.
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.
Lenovo B6000 / B8000 7. Remove the adhesive tapes for fixing the RF cable and frame of the main antenna as shown below.
Lenovo B6000/B8000 Hardware Maintenance Manual 8. Remove the main PCBA together with the connected main antenna and WiFi antenna. 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).
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.
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. Figure 8-13 Disconnecting the RF cable of the WiFi antenna 54 Step Screw (quantity) Color Torque a Black N/A Phillips flat-head, M1.4 × 1.
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. • Avoid rough handling of any kind. • Make sure not to drop or stack the PCB in the whole process. • Make sure to put the PCB only on surface covered with materials such as an ESD mat or conductive corrugated plate.
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” on page 32. 4. Disconnect the FPC for connecting the main PCBA and sub board as described in operation task “1080 Main PCBA” on page 46.
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. Figure 9-4 Sub board removed Step Screw (quantity) Color Torque a M1.4 × 1.
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 • “1070 WiFi antenna” on page 44 • “1080 Main PCBA” on page 46 1. Push the power button in the direction shown in the figure below. Figure 10-1 Pushing out the power button 2. Remove the power button.
Lenovo B6000 / B8000 Locations Front view a Sub camera b Speaker 59
Lenovo B6000/B8000 Hardware Maintenance Manual Rear view Volume key Audio jack Main camera Power button Micro USB 60
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 Overall 62
Lenovo B6000 / B8000 63
Lenovo B6000/B8000 Hardware Maintenance Manual Table 1. Parts list–Overall (for Lenovo B6000 only) No. FRU FRU no. 1 B6000 main antenna frame (for Lenovo B6000-F only) B6000 main antenna assembly (for Lenovo B6000-H only) Left speaker Main camera_5.0M_AF B6000 sub board module Vibrator motor B6000 WiFi antenna assembly B6000 FPC_main PCBA_sub board B6000 LCD FPC B6000 main PCBA B6000 sub camera_1.
Lenovo B6000 / B8000 Table 2. Parts list–Overall (for Lenovo B8000 only) No. FRU FRU no. 1 B8000 main antenna frame (for Lenovo B8000-F only) B8000 main antenna assembly (for Lenovo B8000-H only) Left speaker Main camera_5.0M_AF B8000 sub board module Vibrator motor B8000 WiFi antenna assembly B8000 FPC_main PCBA_sub board B8000 LCD FPC B8000 main PCBA B8000 sub camera_1.
Lenovo B6000/B8000 Hardware Maintenance Manual Screw Table 3. Parts list–Screw 66 FRU P/N CRU ID Screw M1.4 × 1.3mm, wide head (for B6000 only) Screw M1.4 × 1.1mm, wide head (for B8000 only) Screw M1.4 × 1.5mm Screw M1.4 × 3.8mm (for B6000 only) Screw M1.4 × 3.
Notices Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used.
Lenovo B6000/B8000 Hardware Maintenance Manual Any performance data contained herein was determined in a controlled environment. Therefore, the result obtained in other operating environments may vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measurements will be the same on generally available systems. Furthermore, some measurements may have been estimated through extrapolation. Actual results may vary.
