Recommended tools
Screwdriver Phillips #000
Opening tool / Spudger
Tweezers
Disassembly/Repair of the mobile device Huawei GR3 (Huawei GR3 TAG-L21) with each step description and the required set of tools.
10088
Views
6
Likes
—
Share
21
Questions
Step 1.
Remove the trays
Using the key tool, open the SIM card and MMC card trays and remove them.
âš Warning!
Do not push too hard this may cause damage.
Step 2.
Open the cover
Pry up the cover at the top of the phone hiding the bolts securing the back cover.
Step 3.
Unscrew the screws
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 5 bolts.
Step 4.
Open the back cover
Open the back cover.
Step 5.
Disconnect the battery connector
Disconnect the battery connector.
âš Warning!
We strongly recommend disconnecting the connector to avoid a possible short circuit during disassembly.
Step 6.
Unscrew the screws
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 4 bolts in the lower part.
Step 7.
Remove the loudspeaker
Pry and remove the buzzer (speaker) assembly.
Step 8.
Remove the rear camera
Disconnect connector on the PCB and remove the main camera.
Step 9.
Remove the vibration motor
Disconnect connectors on the PCB and pry up vibration motor.
Step 10.
Unscrew the screws
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 8 bolts in the PCB.
Step 11.
Remove the motherboard
Remove the PCB.
Step 12.
Remove the earpiece speaker
Pry and remove the earpiece (speaker).
Step 13.
In the display frame remained
Parts in the frame of the display module.
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.
10088
Views
6
Likes
—
Share
21
Questions
Related Instructions
Related Reviews
Related Blog
Popular Questions
A
Huawei GR3
Could you tell me exactly where the WiFi antenna is located in the cell phone please?.
Alan Hazel Rangel Espindola19
Z
Huawei GR3
Sorry, I took my GR3 phone to be repaired and it was working fine, only suddenly when I put it to charge it showed that it was charging but it wasn't…
Zuridadai Sandoval4
G
Huawei MediaPad T3 (7'') BG2-u01
Brother, please make a video on how to make a light using this phone's broken display
Gaming king20
B
Huawei Honor 8
Hello and thank you for the tutorial, what do you set the hot air station to?
BcVision Officiel11
Huawei Y5 (2017)
Price plz
muhammad5Top instructions
Check our
Top Huawei instructions most liked by readers
New instructions
Check our
New Huawei brand instructions on vrm24.com
