Samsung Mobile Phone
Samsung Galaxy Note 4 Disassembly
In this guide, I will explain how to disassemble the Samsung Galaxy Note 4. I will remove the back cover, battery, middle frame, rear camera, front camera, and motherboard.
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Remove the back cover and battery.
Remove the screws securing the middle frame. Insert a plastic pry tool under the middle frame, slowly pry it open, and remove it.
The middle frame of the Samsung Note 4 is made of metal. The phone transmits signals through the antenna hole in the middle frame, which has been integrated with the antenna module.
The speaker and 3.5mm headphone jack are integrated into the middle frame.
After removing the middle frame, you can access the internal components of the Samsung Note 4.
The micro USB port, home key, dual-microphone receiver, and antenna port are integrated into a small board.
The Samsung Note 4 uses the newest fingerprint recognition sensor.
At the top of the phone, you can see the vibrator and earpiece speaker.
Most of the Samsung Note 4’s chips are located on the motherboard, and its design is quite impressive.
Close-up of the rear camera and front camera. The front camera comes with a light sensor and an infrared sensor.
The Samsung Note 4 is the first smartphone to feature the Sony IMX240 camera sensor with built-in optical image stabilization.
The Samsung Note 4 uses the Winbond Q32F IPS chip.
The motherboard features a single LED flash and a heart rate sensor.
The Samsung Note 4 supports dual micro-SIM cards, but the dual micro-SIM slots and SD card slot are not soldered onto the mainboard. Instead, they are designed on a separate module.
The Samsung Note 4 uses a Qualcomm Snapdragon 805 processor. The photo shows the Qualcomm WCD9330 audio chip.
SIMG 8620 MHL chip. It supports 2K video resolution.
The Qualcomm MDM9225M baseband chip does not support CDMA networks.
Skyworks 77597-11 RF chip
Qualcomm WTR1625L RF chip
WACOM W9012 touchpad chip
The ATMEL ATSAMG53 is based on the ARM Cortex M4 and consumes less power.
Samsung 3GB RAM chip and Qualcomm APQ8084 chip.
Qualcomm PMA808X power management chip
Qualcomm QFE110 mobile ET chip
Spreadtrum SC6500ES chip
Avago signal amplifier chip
Samsung Galaxy Note 4 internal parts
What is the KM4731009?
It’s most likely a motherboard chipset, but considering it’s glued, it could also be something related to Knox.
Where do I buy the motherboard?