Difficulty

Difficult

Steps

13

Time Required

                          30 minutes

Sections

7

  • Phone Casing
  • 1 step
  • Battery
  • 1 step
  • SIM Card
  • 1 step
  • Keypad Membrane
  • 4 steps
  • Lower Metal Frame
  • 4 steps
  • Circuit Board
  • 1 step
  • Keypad
  • 1 step

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  • BackMotorola W490

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What you need

Step 1

              Phone Casing
  • Pick up the cell phone with the back facing towards you.
  • Push down on the silver tab located at the top center of the back of the Motorola W490 cellphone.
  • While pushing down on the silver tab, slide the back cover towards the silver tab. Remove the back cover.

Pick up the cell phone with the back facing towards you.

Push down on the silver tab located at the top center of the back of the Motorola W490 cellphone.

While pushing down on the silver tab, slide the back cover towards the silver tab. Remove the back cover.

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Step 2

              Battery
  • Remove the battery by pulling the battery from the top corners labeled “Pull Here” located on either side of the top of the battery.
  • Set the battery aside.

Remove the battery by pulling the battery from the top corners labeled “Pull Here” located on either side of the top of the battery.

Set the battery aside.

Step 3

              SIM Card
  • Use a plastic opening tool to make a gap between the SIM card and the phone.
  • Use your thumb and index finger to pull the SIM card from the phone.

Use a plastic opening tool to make a gap between the SIM card and the phone.

Use your thumb and index finger to pull the SIM card from the phone.

Step 4

              Keypad Membrane
  • Open phone so the keypad is facing up.

Open phone so the keypad is facing up.

Step 5

  • Insert a push pin into the notch located on the left side of the keypad and push the pin under the keypad membrane.

Insert a push pin into the notch located on the left side of the keypad and push the pin under the keypad membrane.

Step 6

  • Continue working the pin under the keypad membrane until it is elevated enough to grasp.

Continue working the pin under the keypad membrane until it is elevated enough to grasp.

Step 7

  • Grasp the keypad membrane firmly and remove it from the phone.

Grasp the keypad membrane firmly and remove it from the phone.

Step 8

              Lower Metal Frame
  • After taking out the battery, locate four star-shaped 5.4 mm T6 screws on top and middle of the rear of the phone. Indicated by the red circles.
  • Remove all the screws using the Torx T6 Screwdriver.

After taking out the battery, locate four star-shaped 5.4 mm T6 screws on top and middle of the rear of the phone. Indicated by the red circles.

Remove all the screws using the Torx T6 Screwdriver.

Step 9

  • Turn over the phone to the front side and open up the phone, displaying the keypad.
  • Use a plastic opening tool or your fingernail to make a gap between the front bottom cover and the phone.
  • Pull and set the glued plastic cover aside.
  • Be careful not to break the plastic cover when making a gap or pulling. The plastic cover is superglued to the phone.

Turn over the phone to the front side and open up the phone, displaying the keypad.

Use a plastic opening tool or your fingernail to make a gap between the front bottom cover and the phone.

Pull and set the glued plastic cover aside.

Be careful not to break the plastic cover when making a gap or pulling. The plastic cover is superglued to the phone.

Step 10

  • Under the plastic cover, locate two star-shaped T5 screws.
  • Use the Torx T5 Screwdriver to remove the two screws.

Under the plastic cover, locate two star-shaped T5 screws.

Use the Torx T5 Screwdriver to remove the two screws.

Step 11

  • Turn over the phone to the back side of phone where the battery was removed.
  • Use hands to remove the unscrewed rear frame of the phone.
  • Set aside the rear metal frame.

Turn over the phone to the back side of phone where the battery was removed.

Use hands to remove the unscrewed rear frame of the phone.

Set aside the rear metal frame.

Step 12

              Circuit Board
  • Identify the flex cable attachment. Indicated in a red square.
  • Detach the bottom half of the flex cable, pop it off of the circuit board.
  • Pick up the loosened circuit board from the phone and set aside.

Identify the flex cable attachment. Indicated in a red square.

Detach the bottom half of the flex cable, pop it off of the circuit board.

Pick up the loosened circuit board from the phone and set aside.

Step 13

              Keypad
  • Lay the circuit board down with the keypad facing up.
  • Grab the corner of the keypad and gently peel it away from the circuit board.

Lay the circuit board down with the keypad facing up.

Grab the corner of the keypad and gently peel it away from the circuit board.

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

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Author

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                    Will Edwards

Member since: 10/22/2012

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                       Clemson, Team 14-1, Benson Fall 2012                        

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