Installing HTC SMT 6175 Motherboard

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Removing the phones motherboard.

  • Author: Jordan
  • Time required: 7 minutes
  • Difficulty: Moderate

By taking off the cover, and unscrewing the back of the phone we will reach the motherboard to replace.

The motherboard controls the software of the phone and is an essential piece to any logic process.

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Add Note Edit Step 1 — Back Case  ¶ 

  • Flip the phone around so that the camera and back face you.

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Add Note Edit Step 2  ¶ 

  • With both thumbs, push the back case down and away from yourself.

  • Lift the case away from the rest of the phone.

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Add Note Edit Step 3 — Battery  ¶ 

  • Insert a thumb or finger of choice into the notch above the battery. Pull the battery away from the rest of the phone.

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Add Note Edit Step 4 — Motherboard — Interior Back Case  ¶ 

  • To remove the back casing inside the phone, unscrew the 6 screws, using a small pentagonal screwdriver head, that are around the perimeter of the phone.

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Add Note Edit Step 5  ¶ 

  • Carefully pull off black casing.

  • Warning: This can be difficult, but just start pulling the back out from the front shell. As it starts to lift up, continue moving around the phone until the whole back becomes free.

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Add Note Edit Step 6 — Taking out the Motherboard  ¶ 

  • Next unscrew the top screw using a small philips screwdriver. You are now able to pull the motherboard back.

  • Warning: Be CAREFUL because the LCD screen is still attached to the front side of the motherboard by a flexible ribbon cable and to the front case by an adhesive.

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Add Note Edit Step 7 — Taking out the Display Screen  ¶ 

  • Using a spudger, remove the display screen from its cell within the front case by inserting the spudger next to the LCD on the opposite side of the side where the motherboard is attatched.

  • CAUTION: The LCD is attached with a sticky adhesive so it might be difficult to get off.

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Add Note Edit Step 8  ¶ 

  • Place motherboard down on top of LCD. Using tweezers, remove the yellow piece of tape covering the end of the flat ribbon cable.

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