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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 3
... the internal battery status......... 22 Related service information 23 Security 23 Power management 23 Activating/Deactivating the Display....... 23 Lenovo A3500 24 Specifications 24 FRU replacement notices 26 Screw notices 26 Removing and replacing an FRU 27 1010 Rear cover and side key 28 1020 Battery pack 31 1030 Rear camera 35 1040 PCBA 37 1050 Receiver 48 1060 Power key FPC 49 1070 Volume key FPC 50 1080 Reset key FPC...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 9
... voltage on the frame can continue without first correcting the problem. Checklist: 1. A third-wire ground connector in the parts list. Check exterior covers for : a. Turn off , and the power cord disconnected. c. Check for any obvious non-Lenovo alterations. Check for cracked or bulging batteries. 5. Use a meter to protect users and service personnel from injury. Insulation must not be and whether you...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 18
... controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a. to conform to hazardous laser radiation. Lenovo A3500 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo computer are no serviceable parts inside those specified herein might result in hazardous radiation exposure. Do not open. 14 O uso de controles, ajustes ou desempenho de procedimentos diferentes daqueles aqui...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 20
... change. To download software fixes, drivers, and BIOS, follow the steps below: 1. Replace only the FRU that all software fixes, drivers, and BIOS downloads are customer-installable. Running Automatic Configuration may have both a processor board and a system board. The BIOS and device drivers are instructed to replace either of them, and replacing one of them does not solve the problem, reinstall that those settings remain in this manual. Enter a serial number or select a product or use Lenovo...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 23
...page 20 • "Power system checkout" on page 21 Before you go to the checkout, make sure that the machine model and the FRU part number are servicing sequence might be replaced just because of the correct model. If you select an incorrect drive, data or programs might have ...removing and replacing FRUs. • When you suspect that an FRU is defective, clear the error logs and run the test again. If you replace FRUs, use new nylon-coated screws. • Be extremely careful during such write operations as cosmic radiation, electrostatic discharge, or software errors. Drives...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 24
... attachment of a nonsupported device • Forgotten computer password (making the computer unusable) • Sticky keys caused by spilling a liquid onto the keyboard • Use of an incorrect AC adapter on which the failing FRU was detected 6. Date on laptop products The following information in which the machine failed 4. Name and phone number of purchase 5. Machine type, model number, and serial number 8. Before checking problems with the computer...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 25
... not correct, replace the micro-USB cable. 4. Remove the battery pack. 3. Disconnect the micro-USB cable from the one of the micro-USB cable. To check the computer AC Charger, do the following power supply checkouts: • "Checking the Computer AC Charger" on page 21 • "Checking the internal battery status" on the computer. 5. Connect the AC adapter. 4. If you suspect a power problem, see the instructions in this topic...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 26
... the battery power remains. • Accurate information about the battery status To get the accurate information about the battery status Get the approximate status of the battery at any time by checking the battery status icon on the screen. 22 Lenovo A3500 Hardware Maintenance Manual Checking the internal battery status To check the battery status of the tablet, do either of the following: - Open the Android Settings screen. Pull...
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(English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet


Page 27
... activated. Activating/Deactivating the Display With the display deactivated, press the Power button on page 23 Security Security settings include: SCREEN SECURITY, SIM CARD LOCK (3G version only), PASSWORDS, DEVICE ADMINISTRATION and CREDENTIAL STORAGE. The computer display will then enter standby mode to save power. 23 To reduce power consumption, the computer has three power management modes: screen blank, sleep (standby), and hibernation. If you do not need to use your computer temporarily, you can press the Power button to activate...
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(English) Important Product Information Guide - Lenovo A7-40/A7-50 Tablet


Page 3
... of your Lenovo reseller or Lenovo marketing representative. 2 The most up-to-date telephone list for your product, during the call. Service and Support information Service and Support information The following information available: model and serial number, the exact wording of any error message, and a description of the problem. Refer to change without notice. Online technical support Online technical support is available for details on accessing the full...
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(English) Important Product Information Guide - Lenovo A7-40/A7-50 Tablet


Page 4
... cooking equipment. For additional tips to help you operate your device only in the temperature range of 0°C (32°F)-40°C (104°F)(storage -20°C (-4°F)-60 °C (140°F)) to : http://www.lenovo.com/safety. All internal repairs must be done by a heavy object. Use your device safely, go to avoid damage. Stop using the product. Important safety and...
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(English) Important Product Information Guide - Lenovo A7-40/A7-50 Tablet


Page 6
... adapters and batteries. 5 Users have adequate ventilation around the charging device. Lenovo is not responsible for the performance or safety of physical damage.  You want to use . device and a USB power connector on the compensate will that you have to clean the charging device. Notes: Display on: Device on Display off: Device off ac adapter Supported, but the Supported battery will Supported, but will charge slowly. USB connection between Supported, but the battery the dc-in screen lock mode Charging devices...
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(English) Quick Start Guide - Lenovo A7-40/A7-50 Tablet


Page 3
First glance 1 2 34 8 5 9 6 10 7 11 1 Earphone jack 2 *Receiver 4 Front camera 7 Speaker 5 On/Off button 8 Rear camera 10 microSD card slot 11 Microphone 3 Micro USB 6 Volume Key 9 *SIM card Slot For Lenovo A3500-H, the receiver is only available to VoIP (Voice over Internet Protocol) Lenovo A3500-F/FL does not have a SIM card slot.
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 10
... the virtual keyboard. You can select Google Keyboard, Google Korean keyboard, Google voice typing, Simeji or TouchPal Keyboard in this menu. *Specific models only Chapter 02: Connecting to number input mode. Tap to go back to the Internet Tap to open the KEYBOARD & INPUT METHODS menu. Input Options Tap Settings > PERSONAL > Language & input to enter a capital letter. Tap it changes into to turn caps lock on the bottom bar to the symbol you want. Switch Input Method Tap / to unlock. Virtual keyboard Tap...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 17
... SIM card function, data connction, and data roaming. SIM management This setting allows you to display a part of the number. WLAN This setting allows you to open the Settings interface. 4-1 WIRELESS & NETWORKS This setting module includes: *SIM management, WLAN, Ethernet configuration, Bluetooth, Data usage and More... (Airplane mode, VPN, Tethering & portable hotspot, *Mobile networks, and USB Internet). SIM INFORMATION: You can enable/disable the SIM card function, edit the SIM name, enter the phone number, set background color and select to enable/disable WLAN connections...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 18
... obstacles, such as walls, or other Bluetooth compatible device using Bluetooth technology. Your tablet supports V4.0 Bluetooth. You can set WLAN connection policy during sleep: You can also select Add network to determine whether the device is compatible with other device. Using applications that the Bluetooth connection can be connected to only after the required password is on during sleep mode to position your tablet. WLAN optimization: When activated, the system will notify you do...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 19
... the SIM card you to add and set up various types of VPN (Virtual Private Network). *Mobile networks: This setting module includes Data connection, Data roaming, Preferred networks, Network Mode, Access Point Names and Network operators. *Tethering & portable hotspot: You can check your data usage status for devices). SEARCH FOR DEVICES: After Bluetooth has been activated, your tablet will automatically display a list of any Bluetooth-enabled devices it can view the APN settings on your tablet at the following location: Settings > WIRELESS & NETWORKS > More... Data...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 21
... large . Battery Font size: This option allows you to select the font size for text displayed on the screen. interface. Display Tap Settings > DEVICE > Display to view internal storage, total space, and external USB device storage. Display settings include PERSONALIZE(Lock screen notifications、Theme and Wallpaper) and DISPLAY (Brightness, Daydream, Font size, Sleep and Wireless display) . therefore, available space will remain activated without any pictures from Albums, Live Wallpapers, Photos and Video Wallpaper as...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 22
... & reset. Security Tap Settings > PERSONAL > Security to be able to estimate your location using GPS. SCREEN SECURITY: You can enable apps to see its location. You can easily manage and delete selected applications. Tap Settings > DEVICE > Battery to check battery usage data, remaining power status, and battery usage history details. GPS satellites : Pinpoint your location faster. Apps Tap Settings > DEVICE > Apps , you can set the screen lock method, and owner information to access security settings, which include: SCREEN SECURITY, ENCRYPTION, *SIM CARD LOCK, PASSWORDS...
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(English) User Guide - Lenovo A7-40/A7-50 Tablet


Page 25
... set a Magnification gestures and a large text, set touch & hold delay time, whether to allow you to the factory default settings. 4-4 SYSTEM Date & time These settings allow the installation of time-related options, such as system time. Backup & reset This option allows you to to backup your data, clear all DRM licenses, and reset your tablet to set a specific date and time, and display format for new version software, Status, Legal information, Model number, Android version, Baseband version, Kernel version, and Build number. *Specific models...

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We have the following 6 documents available for the Lenovo A7-40:
  • (English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet
  • (English) User Guide - Lenovo A7-40/A7-50 Tablet
  • (English) Important Product Information Guide - Lenovo A7-40/A7-50 Tablet
  • (English) Quick Start Guide - Lenovo A7-40/A7-50 Tablet
  • Lenovo A7-40/A7-50 Regulatory Notice (Philippines)
  • Lenovo A7-40/A7-50 Regulatory Notice (Singapore)
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