iPhone 3G Repair Guide


Welcome to the RapidRepair iPhone 3G take-apart and iPhone repair guide. Here we show (in nearly sickening detail) the internals of the new iPhone 3G and how to safely reach them in 20 easy steps. Be sure to check our iPhone parts pages for replacement iPhone screens, batteries and more.

Attention 1st Gen iPhone owners! Rapid Repair is subsidizing the newest toy in your chest with our iPhone buy-back program! We are paying up to $200 for your old, fully functional, iPhone! Apply the money towards the upgraded iPhone 3G: or maybe just the gas fund :( iPhone Buy-Back Program

iPhone 3G Prepare
  • Tools required:
  • Small Phillips Screw Driver
  • Small Flathead or exacto razor
  • Safe Open Tool
  • Repair Toolkit available HERE
  • Gather all neccesary tools and place your iPhone 3G on a clean flat surface, use a soft cloth or towel to place under it.


    iPhone 3G


    Take a look at the iPhone 3G in all its shiny glory!


    simcard and sim tray

    Step 1

    Begin by removing the sim tray, using the included sim card removal tool (or a paperclip if you've lost the tool.)



    dock connector

    Step 2

    Holding your device on end you will notice two small screws on either side of the dock. These screws must be removed in order to open the case.



    iphone 3g

    Step 3

    Insert a small thin tool between the chrome ring and front panel glass directly above one of the screw holes. You will need to exert a small amount of pressure to seperate the display from the back panel.

    inside 3g iphone

    Step 4

    Lift the panel up from the dock end being careful not to tear or break any ribbons connected near the other end.

    ribbon cable

    Step 5

    Unplug ribbons 1 and 2 by lifting them from the main board. Under ribbon 2 you will need to find and unclip ribbon 3, then carefully remove the display assembly.

    3g iphone mainboard screws

    Step 6

    Remove the seven screws circled in red. Note: One screw is located under the DO NOT REMOVE sticker :)

    speaker and home switch assembly

    Step 7

    Unplug ribbon 4.

    3g iphone mainboard

    Step 8

    Llift the mother board out taking note of the camera which is still connected to the underside of the board. You will need to unplug the ribbon circled in red.

    3g iphone dissasmbled

    Step 9

    Place the mother board to the side.

    3g iphone battery

    Step 10

    Use the attached tab to pull up on the battery, there is a mild adhesive on the back side, so it will take a bit of force.

    3g iphone backpanel

    Step 11

    Remove the screw circled in red.

    3g iphone camera

    Step 12

    Carefully remove the camera.


    3g iphone headphone jack assembly screws

    Step 13

    Remove the nine screws circled in red.

    3g iphone headphone jack assembly

    Step 14

    Remove the headphone jack and attached flex cable.

    3g iphone speaker assembly

    Step 15

    Remove the speaker assembly which also contains the dock connector, antennae and home button as well.

    3g iphone vibrator assembly screws

    Step 16

    Remove the 2 screws circled in red.

    3g iphone vibrator assembly

    Step 17

    Place the vibrator assembly to the side.

    3g iphone lcd screws

    Step 18 - Back to the Front Half

    Remove the 2 screws circled in red. You will find 3 screws on the opposite side which must be removed as well.

    3g iphone lcd

    Step 19

    Lift the LCD free from the front panel glass.

    3g iphone completely disassembled

    Step 20 - Finished

    Pictured is every component inside the iPhone 3G.

    iPhone 3G Chips Bottom Main Board


    Under the Hood - Apple iPhone 3G exposed!

    Top Main Board

    Pictured is every component inside the iPhone 3G labeled and noted precisely. Thanks to Semiconductor Insights


    iPhone 3G Chips Front Main Board

    Bottom Main Board

    Pictured are chips responsible for Bluetooth, and Flash memory on board.