Bem Wireless Hl2739B Speaker Motherboard Replacement Repair Guide

Difficulty

Easy

Steps

Time Required

                          10 minutes

Sections

Speaker Battery
5 steps
Speaker Motherboard
3 steps

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Introduction

What you need

Step 1

              Speaker Battery

Peel the rubber cover back from the corner of the speaker to reveal the screw.
Repeat for the three remaining corners.

Peel the rubber cover back from the corner of the speaker to reveal the screw.

Repeat for the three remaining corners.

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Step 2

Use the J1 bit attached to the screwdriver to remove the four 10mm screws from the bottom of the speaker.

Use the J1 bit attached to the screwdriver to remove the four 10mm screws from the bottom of the speaker.

Step 3

Lift the bottom cover away from the rest of the speaker.
There are wires connecting the battery and cover to the rest of the speaker. Be careful when removing the base cover.
Using the tweezers, pull the wires from the speaker’s internal chip.
Be careful not to damage the chip when you remove the wires.
It will likely require soldering to reassemble the speaker after this step.

Lift the bottom cover away from the rest of the speaker.

There are wires connecting the battery and cover to the rest of the speaker. Be careful when removing the base cover.

Using the tweezers, pull the wires from the speaker’s internal chip.

Be careful not to damage the chip when you remove the wires.

It will likely require soldering to reassemble the speaker after this step.

Step 4

Using a plastic opening tool, gently pry the battery from the metal base.

Using a plastic opening tool, gently pry the battery from the metal base.

Step 5

Using tweezers, pull the wires from the metal base connection.

Using tweezers, pull the wires from the metal base connection.

Step 6

              Speaker Motherboard

Unscrew the four 10mm screws from the motherboard.

Unscrew the four 10mm screws from the motherboard.

Step 7

Using tweezers, remove the blue/white and red/black wires from motherboard.

Using tweezers, remove the blue/white and red/black wires from motherboard.

Step 8

Gently re-position the motherboard so you can access the bus wire connected to the speaker.
Remove bus wire from the speaker and lift out the motherboard.

Gently re-position the motherboard so you can access the bus wire connected to the speaker.

Remove bus wire from the speaker and lift out the motherboard.

To reassemble your device, follow these instructions in reverse order.

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Author

                                      with 2 other contributors

                    Ryan McQueeney

Member since: 02/28/2017

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Team

                       USF Tampa, Team S2-G4, Nance Spring 2017                        

                                                  Member of USF Tampa, Team S2-G4, Nance Spring 2017 



                    USFT-NANCE-S17S2G4                     


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Introduction#

What you need#

Team#

Introduction

What you need

Team