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Samsung SCH-U340 Logic Board Assembly Replacement

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  1. Samsung SCH-U340 Logic Board Assembly Replacement, Battery: passo 1, immagine 1 di 1
    • Turn the cell phone so that the back side is facing you.

    • Press the upper indent and slide the back cover down.

  2. Samsung SCH-U340 Logic Board Assembly Replacement: passo 2, immagine 1 di 1
    • Pull the battery up from indent at the bottom and slide it out.

  3. Samsung SCH-U340 Logic Board Assembly Replacement: passo 3, immagine 1 di 1
    • Set the battery aside.

  4. Samsung SCH-U340 Logic Board Assembly Replacement, Top Casing: passo 4, immagine 1 di 1
    • The outer casing consists of two separate parts on the upper and lower halves of the device. The upper outer casing is held on through a combination of screws and tabs.

    • First, remove the plastic plugs covering the screws with a spudger.

  5. Samsung SCH-U340 Logic Board Assembly Replacement: passo 5, immagine 1 di 1
    • Underneath the plugs are two small screws that can be removed with a small Phillips screwdriver.

    • The screws will need to be pried out after unscrewing them due to their size.

    • Take care not to lose the screws as they are small and have a tendency to roll.

  6. Samsung SCH-U340 Logic Board Assembly Replacement: passo 6, immagine 1 di 1
    • The outer cover is now secured with seven tabs: one large tab (marked in red) and seven smaller tabs (marked in orange).

    • To begin removing the outer cover, start by prying the large tab up with a flat object.

    • See next slide for details for smaller tabs.

  7. Samsung SCH-U340 Logic Board Assembly Replacement: passo 7, immagine 1 di 1
    • Continue to pry each smaller tab up, taking care not to break the tabs.

    • If disaster strikes and a tab is broken, the outer casing can still be put back on assuming the majority of the tabs are still intact.

  8. Samsung SCH-U340 Logic Board Assembly Replacement: passo 8, immagine 1 di 1
    • After the last tab is removed, tug gently on the outer casing to remove it.

    • Don't pull too hard, or you may damage the wires connected to the speaker.

  9. Samsung SCH-U340 Logic Board Assembly Replacement, Lower Casing: passo 9, immagine 1 di 1
    • The lower casing is held on by four screws in the corner of the battery enclosure. Remove these screws.

  10. Samsung SCH-U340 Logic Board Assembly Replacement: passo 10, immagine 1 di 2 Samsung SCH-U340 Logic Board Assembly Replacement: passo 10, immagine 2 di 2
    • Use a spudger to pry the back assembly off of the device.

  11. Samsung SCH-U340 Logic Board Assembly Replacement, Logic Board Assembly: passo 11, immagine 1 di 1
    • Use spudger to pry logic board from the casing.

  12. Samsung SCH-U340 Logic Board Assembly Replacement: passo 12, immagine 1 di 1
    • Rotate the logic board assembly out of the casing, being careful not to break VGA cable.

  13. Samsung SCH-U340 Logic Board Assembly Replacement: passo 13, immagine 1 di 1
    • Lift the number pad straight up from the casing.

  14. Samsung SCH-U340 Logic Board Assembly Replacement: passo 14, immagine 1 di 1
    • Set the number pad to the side.

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Cal Poly, Team 3-21, Maness Winter 2010 Membro di Cal Poly, Team 3-21, Maness Winter 2010

CPSU-MANESS-W10S3G21

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