Dell Venue7 3740 Manual Download | Manualshive

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Dell Open Source Guide

D. Unbricking Process

If you encounter some issues when doing the OTA or flash new firmware and boot image,

please reference section “

Flash A195 image to the tablet

” to unbrick the tablet.

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Summary of Contents for Venue7 3740

Page 1: ...Dell Open Source Guide For Venue7 3740 and Venue8 3840 Version 1 00 8 6 2014 Copyright 2014 2015 By Dell Inc ...

Page 2: ...elAndroidDrvSetup1 5 0 exe P708T_Driver_V1 0 0 msi iSocUSB Driver Setup 1 0 4 zip xFSTK_downloader_1 5 1 zip You MUST do Flash A195 image to the tablet part firstly if your tablet s build number is not YTP802A119500 or YTP802A519500 Build number is here Settings About tablet Build number WARNING The data on the tablet device will be LOST when to flash A195 image please make sure you have already b...

Page 3: ...cond MRD AO BO MOOR AO CRC tab as the following 4 Set GP Flag to 0x80000007 in Download Options tab as below 5 Select Firmware files as the following from SW Image directory FW DnX dnx_fwr_PRQ bin IFWI for_product_ifwi_PRQ bin Page 3 of 13 ...

Page 4: ...y for more than 15 seconds 7 Click Begin Download in Flash Tool it will display waiting time is 60 seconds 8 Long press the volume up button and then plug in the cable 9 When flash process started then release the volume up button 10 When firmware flash is done Flash Tool will show Success FW OS Download Completed Page 4 of 13 ...

Page 5: ...blet device will switch to fastboot mode automatically as the following 12 Double click file P802_flash_device_wifi_only bat or P802_flash_device_lte bat in SW image folder The following CMD window will show up and begin to flash OS system image Page 5 of 13 ...

Page 6: ...ng process using OTA package or do part C C Build the kernel image from the kernel sources and flash kernel image to root your tablet B Rooting and bootloader unlocking process using OTA package You will no longer receive OTA notification once you have flashed the OTA package with unsigned kernel 1 Enable fastboot mode 1 Open xFSTK Downloader 1 5 1 2 Select the second MRD AO BO MOOR AO CRC tab as ...

Page 7: ...Options Modify Settings set GP Flag to 0x80000007 in Download Op tions tab as below 4 Select two Firmware files FW Dnx fwr_dnx_PRQ_ww27_001 bin IFWI IFWI_MERR_PRQ_UOS_TH2_YT2_ww27_001 bin Keep Operating System option N A Page 7 of 13 ...

Page 8: ...en plug in the USB cable 8 If it s your first time to connect the tablet to PC it ll need some time to recognize the driver After driver installation automatically go to steps 5 again 9 The flashing tool pops up the dialog as below press OK 10 When firmware flash is done Flash Tool will show Success FW OS Download Completed Page 8 of 13 ...

Page 9: ... zip for A195 LTE download the file A195 OTA YTD802A519600 f 2014 07 16 16_OSS zip 2 Copy YTP802A119600 f 2014 07 16 22_OSS zip or YTD802A519600 f 2014 07 16 16_OSS zip to a micro sd card and insert that card into the micro sd card slot of dell venue tablet 3 Power off the tablet 4 Enter fastboot mode on the tablet power volume down button 5 Select recovery 3rd item from list and use volume down b...

Page 10: ...ower button 12 Now you are done and the bootloader is unlocked and you have root access C Build the kernel image from the kernel sources and flash kernel image 1 Build the kernel image from the kernel sources 1 Download kernel source package A195 dell_venue_kernel tgz 2 Download Android AOSP 4 4 source codes from android com The detailed download instruction is available at https source android co...

Page 11: ... kernel build script cd linux kernel_build sh 8 Check out if the kernel image boot img was created cd out target product pwd localdisk3 dell_venue aosp linux out target product ls al boot img rw r 1 xxx yyy 8540672 Mar 19 14 56 boot img 2 Flash boot img and droidboot img 1 make the device enable fastboot mode 2 Download adb exe fastboot exe AdbWinApi dll AdbWinUsbApi dll from FlashTool fastboot 3 ...

Page 12: ... it in the directory which contains your built boot img 6 Go to the directory contains boot img and run these commands fastboot flash boot boot img fastboot flash fastboot droidboot img fastboot reboot 7 After the device is rebooted confirm if the image is properly flashed Go to Settings About tablet and make sure if the information in Kernel version is right Page 12 of 13 ...

Page 13: ... Source Guide D Unbricking Process If you encounter some issues when doing the OTA or flash new firmware and boot image please reference section Flash A195 image to the tablet to unbrick the tablet Page 13 of 13 ...

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