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Use this guide to replace your Samsung SGH A707 phone's speaker.
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Press on the markings on the cover and pull it down to reveal the battery.
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Use your fingers to pull the battery out of its position. You may also flip the phone and the battery will fall out.
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Here is the phone without the battery.
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Unscrew the six screws on the back of the phone using the Phillips #0 screw driver.
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Use the prying tool the pry off the phone's plastic frame.
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Use the prying tool to disconnect the rectangular connector.
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Use the prying tool to disconnect the small connector.
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Here is the phone without the logic board.
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Hold the phone and gently separate the circuit board that holds the dome switches and the front face of the phone, revealing the rubber keyboard.
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Here is the phone without the dome switch circuit board.
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Here is the phone and the rubber keyboard.
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Here is the rubber keyboard and the dome switch circuit board. A quick inspection of these elements can reveal keypad malfunctions. Look for dirt or debris that do not belong there.
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Use the Phillips #0 screw driver to remove the two screws.
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Place the screws in a safe place.
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Use the prying tool to gently pry the screen off, by slowly moving the prying tool around the entire edge of the screen (roughly highlighted with a red rectangle). You must be very gentle, otherwise the screen will crack.
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Now we have access to the camera.
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We also have access to the speakers.
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Disconnect the flat cable to separate the two pieces.
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Use the prying tool to remove the speaker. They are secured in place by glue, so some force is needed.
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Be careful not to slip the tool onto your hand as you apply force.
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Use a soldering iron to disconnect the wires from the speakers (highlighted in the yellow boxes).
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There's risk of skin burn when using the soldering iron, caution is needed.
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Avoid breathing in the fumes while soldering.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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University of Maryland, Team 1-1, Calloway Fall 2012 crwdns2935289:0University of Maryland, Team 1-1, Calloway Fall 2012crwdne2935289:0
UMD-CALLOWAY-F12S1G1
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