Vivo X20 Plus UD teardown

Vivo has officially launched the Vivo X20 Plus UD on January 24, 2018. The phone is the first smartphone with under-display fingerprint sensor in the world. The phone features a 6.43-inch full screen with the resolution of 2160 pixels by 1,080 pixels. It is powered by octa-core Qualcomm Snapdragon 660 processor, and it comes with 4GB of RAM. The phone features a 128GB of internal storage that can be expanded up to 256GB via a microSD card.

The phone has received much attention from the public since it is the first smartphone that adopts in-display fingerprint scanning technology all around the world. Now, we will start the teardown of the Vivo X20 Plus UD to see its internal design.

First of all, remove the SIM card tray.
vivo X20 Plus UD
remove the SIM card tray
We can see two hexagonal screws at the bottom. After removing two screws, we start to remove the screen and back cover. It is a little difficult to remove the back cover since the back cover is fixed both with snaps and glue.
remove screws
remove the screen
After successfully removing the back cover, we can see snaps on the verge of the back cover. The verge part of the back cover is fixed by glue.
remove the back cover
back cover
Here is the motherboard. All the BTB on the front of the motherboard are fixed by the cover. The motherboard is covered by graphic heat dissipation paste. With Qualcomm Snapdragon 660 processor of good control on heat production, the Vivo X20 Plus UD has excellent performance on heat dissipation.
remove the cover
Remove the cover to take out all the BTB. There are two covers on both sides. The cover on the left is the U-shaped cover, which can fix large area.
U-shaped cover
U-shaped cover
After removing all the BTBs, we can take out the motherboard. The back of the motherboard is covered by copper foil, which enables the motherboard to have good performance on heat dissipation.
removing the BTB
main camera BTB
copper foil
The phone uses traditional vibrator motor instead of the linear motor which has better performance.
traditional vibrator motor
Next, we will continue to disassemble the vice board. There are many FPC on the vice board, so we need to remove them one by one. The USB charge connector is independently fixed, and it is connected to the motherboard by single FPC. Such design is not common to see.
USB charge connector
Remove the sound box, and then the small board can be seen. The 3.5mm earphone port has occupied a majority of the small board. After taking out the small board, we find that the wire ribbon of the screen is connected to the motherboard by BTB via the phone bottom. It means that the Vivo X20 Plus UD features are installed in the inverted order.
Remove the sound box
The motherboard is fully covered by graphite paste. All the BTB ports are surrounded by foam.
BTB port
It is all the components of the Vivo X20 Plus UD.
components of the vivo X20 Plus UD

According to this teardown, we find that the Vivo X20 Plus UD has excellent workmanship. The smartphone has excellent performance on component fixation and heat dissipation. We can’t take out the under-display fingerprint sensor module after this teardown. We have taken a photo of the screen. The square part marked with the red line is the under-display fingerprint sensor module. By the way, the phone is priced at CNY 3,598 (approximately $546), and it has been on sale since today.
under-display fingerprint sensor module



I love all digital products, mobile phones, laptops, cameras, headsets, etc. Writing news about these products is also my specialty.

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