Lenovo Tab 4 10 (lenovo-tb-x304l)
Appearance
This device has been tested with postmarketOS, but its device package has not yet been added to the postmarketOS repositories. This means that it cannot be selected in pmbootstrap. Status: boots into a state where SSH is accessible, interfaces don't work |
![]() Tablet showing the splash screen | |
Manufacturer | Lenovo |
---|---|
Name | Tab 4 10 |
Codename | lenovo-tb-x304l |
Model | TB-X304L |
Released | 2017 |
Type | tablet |
Hardware | |
Chipset | Qualcomm Snapdragon 425 (MSM8917) |
CPU | 4x 1.4 GHz Cortex-A53 |
GPU | Adreno 308 |
Display | 800 x 1280 IPS LCD @ 60Hz, 16:10, 10.1" |
Storage | 16 GB |
Memory | 2 GB |
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 8 |
FOSS bootloader | no |
postmarketOS | |
Pre-built images Whether pre-built images are available here. |
no |
Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. |
no |
pmOS kernel The kernel version that runs on the device's port. |
3.18.140 |
Flashing It is possible to flash the device with pmbootstrap flasher . |
Works
|
---|---|
USB Networking After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system). |
Works
|
Internal storage eMMC, SD cards, UFS, ... |
Untested
|
SD card Also includes other external storage cards |
Untested
|
Battery Charging and battery level reporting works |
Partial
|
Screen Display works. Ideally with sleep mode and brightness control. |
Partial
|
Touchscreen |
Untested
|
Keyboard Build in physical keyboard |
Untested
|
Touchpad Build in Touchpad |
Untested
|
Stylus |
Untested
|
Multimedia | |
3D Acceleration |
Broken
|
Built-in DVB TV tuner/DVB device |
Untested
|
Audio Audio playback, microphone, headset and buttons. |
Untested
|
Camera |
Untested
|
Connectivity | |
WiFi |
Broken
|
Bluetooth |
Untested
|
Ethernet |
Untested
|
GPS |
Untested
|
Modem | |
Calls |
Untested
|
SMS |
Untested
|
Mobile data |
Untested
|
Miscellaneous | |
FDE Full disk encryption and unlocking with unl0kr. |
Untested
|
USB-A Full-sized USB-A port works (Usually applicable to SBCs and laptops). |
Untested
|
SATA/eSATA |
Untested
|
USB OTG USB On-The-Go or USB-C Role switching |
Untested
|
HDMI/DP Video and audio output with HDMI or Display Port works. |
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
|
Haptics |
Untested
|
Barometer Sensor to measure air pressure |
Untested
|
Power Sensor Sensor to monitor current, voltage and power. Not fuel gauge! |
Untested
|
Contributors
Users owning this device
- Ahi6 (Notes: Porting...)
Unlocking the bootloader
- In Android, enable developer options
- In developer options, enable OEM Unlocking
- Reboot to bootloader (can be done via adb with
adb reboot bootloader
- Once in fastboot, run
fastboot oem unlock-go
from your PC. - The system will now reset, all your data will be lost.
How to enter flash mode
- Fastboot: Power on the device while holding and .
- Hard reboot: Press and hold and until device reboots.
- EDL: Hold and while the device is booting. Can be combined with the hard reboot (holding all 3 buttons then releasing at the right time.)
Notes
- Before doing anything with your device, write down your IMEI in case you'd need to use the Lenovo Rescue and Smart Assistant (EDL flashing).
- There is a significant time gap between boot and SSH becoming available.
Hardware
The red LED
- Turn on:
echo 1 > /sys/class/leds/red/brightness
- Turn off:
echo 0 > /sys/class/leds/red/brightness
See also