Lenovo TAB4 10 Plus (lenovo-tb-x704f)
Appearance
This device runs a Downstream kernel. Some UIs will not work, and most features (3D acceleration, audio, etc.) may be broken. |
![]() Yes, it's running postmarketOS. But I've not got the screen working yet | |
Manufacturer | Lenovo |
---|---|
Name | TAB4 10 Plus |
Codename | lenovo-tb-x704f |
Released | 2017 |
Type | tablet |
Hardware | |
Chipset | Qualcomm APQ8053 |
CPU | 2.0 GHz Cortex-A53 |
GPU | Adreno 506 |
Display | 1200x1920 IPS LCD |
Storage | 64GB |
Memory | 4096MB |
Architecture | aarch64 |
Software | |
Original software The software and version the device was shipped with. |
Android 7.1 |
Extended version The most recent supported version from the manufacturer. |
Android |
FOSS bootloader | no |
postmarketOS | |
Category | downstream |
Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. |
no |
Device package |
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Kernel package |
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Flashing It is possible to flash the device with pmbootstrap flasher . |
Works
|
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USB Networking After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system). |
Works
|
Battery Charging and battery level reporting works |
Untested
|
Screen Display works. Ideally with sleep mode and brightness control. |
Broken
|
Touchscreen |
Untested
|
Multimedia | |
3D Acceleration |
Untested
|
Audio Audio playback, microphone, headset and buttons. |
Untested
|
Camera |
Untested
|
Connectivity | |
WiFi |
Broken
|
Bluetooth |
Untested
|
GPS |
Untested
|
Miscellaneous | |
FDE Full disk encryption and unlocking with unl0kr. |
Untested
|
USB OTG USB On-The-Go or USB-C Role switching |
Untested
|
Sensors | |
Accelerometer Auto screen rotation works in desktops e.g. Phosh or Plasma Mobile |
Untested
|
Magnetometer Sensor to measure magnetism |
Untested
|
Ambient Light |
Untested
|
Proximity |
Untested
|
Hall Effect Also known as flip cover sensor |
Untested
|
Barometer Sensor to measure air pressure |
Untested
|
Power Sensor Sensor to monitor current, voltage and power. Not fuel gauge! |
Untested
|
This is made for the Wi-Fi version of the Lenovo TAB4 10 Plus. This port should however also work for the LTE version
Contributors
- AlleM43
Users owning this device
- AlleM43 (Notes: Wifi 4G/64G Black, several cracks in casing)
How to enter flash mode
When shut down, hold volume up and power button until it starts
Installation
(after initializing pmbootstrap and choosing device, assumes device is already in fastboot)
$ pmbootstrap build linux-lenovo-tb-x704f $ pmbootstrap build device-lenovo-tb-x704f $ pmbootstrap install $ pmbootstrap flasher flash_rootfs $ pmbootstrap flasher flash_kernel
There is a significant time gap between boot and SSH becoming available.
See also
- pmaports!3326 Initial merge request