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When the tablet looks like the same as ...

... or where to possibly find a stock firmware to recover the tablet

Oma7144

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2015/01/24 - 15:32

Some hints to find stock firmware on Chinese server:

https://electroniaychinas.wordpress.com/category/rk3026/

https://electroniaychinas.wordpress.com/category/rk3028/

http://www.husoso.com/search/ -- put in rk3026 or rk3028

http://www.panduoduo.net/s/name/rk3026

http://www.panduoduo.net/s/name/rk3028

Some hints to the coding:

86v - PCB board

800x480 - Screen resolution

8931 - PMU power management chip

8188 - RTL8188 wifi chip

8312 - STK8312 gSensor

f0808 - Cam

Pls share when you found something suitable to help out other user!

- Oma -

The following users say thank you to Oma7144 for this useful post:

Vohukain

Per aspera ad astra, we rock the Tablets !

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Vohukain

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2015/01/28 - 19:42

Any hints where I could find properly RTL8188 wifi chip modules to my tablet (remember me from this thead?)

Reveal Spoiler

-Brand: Rockchip
-Model: Q8
-Android: 4.2.2 (SDK: 17)
-Kernel: Linux version 3.0.36+ (lijian@ibm-0A) (gcc version 4.6.x-google 20120106 (prerelease) (GCC)) #69 SMP PREEEMPT Thu Jan 16 15:50:05 HKT 2014
-Number of the version of the software: rk3026-eng 4.2.2 JDQ39 eng.lijian.20140107.155201 test-keys
-CPU Model: Rockchips Cortex-A9 (Dual Core, freq: 312-1008MHz)
-Renderer: Mali-400 MP
-Resolution: 800x480
-Rear and front camera: 1,9 MP (1600x1200) and 0,3 MP (640x480)
-Ram: 512MB
-System storage: 0,98GB
-Internal storage: 1,90GB
-GPU version: OpenGL ES 2.0
Also I got some manual but there was only "MID Android". Tablet looks like THIS.

Now installed:

Kernel: Linux version 3.0.36+ (lijian@ibm-0A) (gcc version 4.6.x-google 20120106 (prerelease) (GCC)) #69 SMP PREEEMPT Thu Jan 16 15:50:05 HKT 2014

ROM: Oma RK3026 Roverpad TRC7 JB 4.2.2

Oma7144

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2015/01/28 - 20:19

Well, your pics shows that the tab has Atheros AR9271 wifi.

So if kernel #69 is the genuine kernel then check this build: http://www.arctablet.com/blog/forum/crewrktablets-rk3026-entwicklung-und-customroms-development-and-croms/rom-cube-u25gt2-h-android-4-2-2-custom-root-firmware-20140622/

- Oma -

Attachments

rk3026_q8_atheros_wifi.jpg (189 KB)

The following users say thank you to Oma7144 for this useful post:

Vohukain

Per aspera ad astra, we rock the Tablets !

If you like our firmwares, please consider making a donation to support our work.
Thank you!

Vohukain

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2014/08/21

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2015/01/29 - 05:50

Oma, You are Amazing! After almost a half year my wifi is now working again! And it was so simple. You rock Oma! Just like your roms too! Many thanks! It is awesome work you do here.

Oma7144

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2015/01/29 - 06:22

Great news! Thank You for feedback!

- Oma -

Per aspera ad astra, we rock the Tablets !

If you like our firmwares, please consider making a donation to support our work.
Thank you!