Gigaset QV830 (8") - Motherboard

Guide with all the steps necessary for you to change the Gigaset QV830 8 "motherboard yourself.

Difficulty
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Tutorial: Step by step

Step 1 Gigaset QV830

Características:
 
Dimensiones: 20 x 14,1 x 0,8 cm
Pantalla: TFT;IPS, 1024x768 (XGA); 160 dpi, 8".
Procesador: Quad Core, MTK MT8125, Cortex A7, 1,2 GHz.
RAM: 1GB DDR3L.
Sistema Operativo: Android™ 4.2.2 Jelly Bean.
Cámara frontal: 1,2 MP; 720p (HD) FF.
Cámara trasera: 5 MP Autofocus.
Batería: 3260 mAh / 3.7V Tipo: Lithium Polymer.
Tarjeta de memoria: micro SDHC (Hasta 32 GB).
Conectividad: WLAN, Wi-Fi direct, GPS,Bluetooth.
 

Step 2 MicroSD card

Before starting, we should not forget to remove the microSD card. To do this, by helping us with an opening tool, we will open the lid and then lightly press the card to be ejected.

Step 3 Back case

Now, with the help of our new "cortapizzas" we will separate the back cover of the frame.

Step 4 Base plate screws

In this step we remove the five screws that hold the plate. Four of these are Phillips (PH # 00) and the fifth is a Phillips (PH # 000).

We will also disconnect the flex from the touch screen, detach the vibrator and the adhesives that hold the battery.

Step 5 Retirar flex del display LCD

In this step we only remove the flex from the LCD display. For this we disconnect both ends of their respective connectors.

Step 6 Desoldering components

Now we will desoldaremos the battery and the speaker of the motherboard to be removing the components welded to this.

Step 7 Desoldering antennas

In this step we desolves the WiFi and GPS antennas and the vibrator of the motherboard.

Step 8 Motherboard

To finish we disconnect the flex from the touch screen and then extract the cameras.

Video Tutorial summary

In this video you can watch a quick summary of the tutorial, but we recommend to follow the complete tutorial, with its explanations and detailed images.
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