Samsung Devices Check Code & and iPhone Check List ລະຫັດກວດສອບເຄື່ອງຂອງຊຳຊຸງເບື້ອງຕົ້ນ *#0*# ແລະ ລາຍການທີ່ຄວນກວດສອບກ່ອນຮັບເຄື່ອງໄອໂຟນ

Wonder note it up ~
#Samsung Check Code
The basic easily way to check the Samsung devices before buy, except checking around the out side devices, the must have checking is dial   *#0*#   which will bring you to the checking menu that will be a dozen of list that we can check it up as:

• Red
• Green
• Blue
• Receiver
• Melody
• White
• Vibration
• Black
• Dimming
• Mega Cam
• Sensor which including:

1. Accelerometer Sensor
2. Proximity Sensor
3. Barometer Sensor
4. Light Sensor
5. Gyroscope Sensor
6. Magnetic Sensor
7. Gesture Sensor
8. Temp-Humid Test

• Touch
• TSP Hovering
• Sleep
• Speaker
• Front Cam
• LED
• IR LED
• Low Frequency

more details from the sources(Thai): http://droidsans.com/samsung-galaxy-service-test-menu
and thanks a lot to the Droidsans.com

#iPhone Check List
Follow this link http://www.macthai.com/2012/11/01/20-step-to-check-your-iphone-5/
thanks for macthai.com