Disassembly/Repair of the mobile device DEXP BS155 with each step description and the required set of tools.

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Vadim Popoff

Vadim Popoff

Content manager / Author / Content specialist

Content specialist with over 10 years of experience in the technology industry.

Remove the trays

Step 1.

Remove the trays

Using the key tool, open the SIM and Micro SD cards tray and remove it.

⚠ Warning!

Do not push too hard this may cause damage.

Open the back cover

Step 2.

Open the back cover

Open the back cover and turn it over.

Remove the fingerprint sensor

Step 3.

Remove the fingerprint sensor

⚠ Warning!

This step is optional! Just turn the cover and go to the next step. 
In the pictures, we peel the fingerprint sensor off and remove the cover.

Remove the bracket

Step 4.

Remove the bracket

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 1 screw and remove the bracket holding the connectors.

Remove the fingerprint sensor

Step 5.

Remove the fingerprint sensor

Pry up the fingerprint sensor connector and remove it.

Unscrew the screws

Step 6.

Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 6 screws.

Open the cover

Step 7.

Open the cover

Remove the upper cover.

Unscrew the screws

Step 8.

Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 7 screws.

Open the cover

Step 9.

Open the cover

Pry and remove the cover with a microphone.

Remove the battery

Step 10.

Remove the battery

Remove the battery. The battery model of DEXP BS155 is the same.

Remove the cameras

Step 11.

Remove the cameras

Disconnect connectors on PCB and remove the main and front (selfie) cameras.

Disconnect the connectors

Step 12.

Disconnect the connectors

Disconnect connectors on the PCB.

Unscrew the screws

Step 13.

Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 6 screws.

Remove the motherboard

Step 14.

Remove the motherboard

Remove the PCB.

Remove the front camera

Step 15.

Remove the front camera

Remove the front (selfie) camera.

In the display frame remained

Step 16.

In the display frame remained

Parts are in the frame of the display module.

Evgenii Kuzmin

Evgenii Kuzmin

Senior maintenance service and repair engineer
Disassembling\Repair has easy complexity and takes about 15 minutes in time. Our manual is suitable for all models DEXP BS155 or Дексп BS155 released for markets in different countries.
#instructions #DEXP #DEXP BS155
Detailed disassembly instructions of DEXP BS155 in the video, made by our mobile repair & service center:

If you have a question, ask us, and we will try to answer in as much detail as possible. If this article was helpful for you, please rate it.

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