The Home Of Dismantle Instructions For Mobile Phones

Ericsson P900, P910 & Variants

When dismantling any phone, great care should be taken to ensure that no damage is caused to any of the parts. Rough handling may result in severe damage of many parts, and if proper anti-static procedures are not followed, electrostatic damage may result in any electronic component.

Before commencing, it is recommended that the correct tools are purchased for the job in hand - at the very least, you will require a Torx T8 screwdriver..

Step 1. Remove the battery cover.

Step 2. Remove the battery.

Step 3. Remove the stylus.

Step 4. Lift the flip bezel and remove it.

Step 5. If the bezel is tight, you can use a small flat bladed screwdriver to remove making use of the slot in the bezel for purchase.

Step 6. Remove the two screws indicated by the arrows below.

Step 7. Remove the flip by releasing the catch and lifting the flip away.

Step 8. Remove the four screws indicated by the arrows. Note that the top two screws are covered by rubber caps which can be removed using a toothpick or similar.

Step 9. To remove the front you'll need to release the six catches indicated below.....

Step 10. Start at the base of the phone and work your way slowly round each side taking care not to damage the plastic clips.

Step 11. With the catches released lift the fascia from the bottom and remove it from the handset.

Step 12. Lift the screen up as shown below and lay it to the side taking care not to damage the flex connector.

Step 13. Remove the two screws holding the shield in place.

Step 14. Remove the main circuit board by flexing the sides of the chassis.

Step 15. The main circuit board can be awkward to remove due to the aerial connector and the two clips shown below.

Step 16. Release the screen connector.

Step 17. Remove the camera grommet.

Replacement Of Mechanical Part (Front)

Step 18. Loudspeaker, cushion and holder replacement - Remove the holder with tweezers.

Step 19. Remove the speaker.

Step 20. Remove the cushion. Note that this is stuck in place and will have to be replaced if removed.

Step 21. Mount the new cushion.

Step 22. Mount the speaker.

Step 23. Mount the holder as shown below.

Step 24. Jog Dial replacement - Insert a very small screwdriver into the hole shown below.

Step 25. Now pull in the direction shown below and lift the jog dial out of the cavity.

Step 26. Place the replacement job dial under the upper hook.

Step 27. Now lock it under the lower hook.

Step 28. Fasten the flex film on the guiding pin and replace the camera grommet.

Step 29. Vibra motor replacement - lift the motor out of its socket using tweezers.

Step 30. Mount the new motor and make sure its in the right way up.

Step 31. Hands free speaker, cushion and holder replacement - Remove the screw (1) and then lift the holder away.

Step 32. Remove the speaker.

Step 33. Remove the cushion but remember that it is stuck in place and will need to be replaced if removed.

Step 34. Mount the new cushion.

Step 35. Mount the speaker.

Step 36. Mount the holder and replace the screw.

Step 37. Panel camera replacement - The assembly is stuck in place so remove it using your fingers or a plastic shim.

Step 38. Mount the replacement assembly.

Step 39. Phone jack and cover replacement - Loosen the cap.

Step 40. Remove the phone jack. If the cover needs replacing remove it after the jack has been removed and replace it before remounting the jack.

Step 41. Mount the replacement jack.

Step 42. Close the cover.

Step 43. Microphone replacement - Remove the old microphone with a toothpick or similar.

Step 44. If necessary replace the net (1).

Step 45. Mount the new microphone using tweezers.

Step 46. Aerial replacement - Remove the two screws indicated below.

Step 47. Loosen the two hooks shown below....

Step 48. And remove the aerial support.

Step 49. Remove the aerial from the aerial support.

Step 50. Mount the new aerial on the aerial support.

Step 51. replace the aerial support and the two screws.

Step 52. Stylus holder, spring & side switch replacement - remove the stylus (well d'uh!)

Step 53. Remove the first screw as shown below....

Step 54. Now remove the second screw.

Step 55. Remove the stylus holder (you may need to bend the chassis slightly)

Step 56. Remove the side switch noting that it is held in place with double sided tape which will need replacing if removed.

Step 57. Remove the spring by bending it down and to the side gently.

Step 58. Mount the new spring by placing it in the mounting hole and then bending it carefully into its normal position.

Step 59. Mount the side switch using new tape.

Step 60. Place the stylus holder back into the chassis and refit the two screws.

Step 61. Put the stylus back in its slot.

Step 62. Camera module replacement - Remove the camera using your fingers.

Step 63. Mount the new camera module noting....

Step 64. it is positioned correctly with the long contact (shown more clearly in step 65) facing the top of the phone.

Step 65. Shown below you can see the longer contact for correct orientation of the camera module.

Step 66. LCD replacement - Disconnect the screen connector taking care not to bend or damage it.

Step 67. Connect the new screen.

Step 68. Reassembly is a simple (or not so) reversal of disassembly taking time and care to ensure that no damage has been caused and that everything works and fits as it should.