Thursday, July 1, 2010

Dismantling Nokia 3650

Back to: Nokia Dismantle Instructions

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 T6 screwdriver. Do NOT attempt to use a small Allen key or filed down screwdriver, you will only damage the screws.

Step 1. Remove the back battery cover, battery, SIM card, any installed memory card and finally, the front clip-on cover.

Step 2. On the front of the handset, you will see six Torx T6 screws (highlighted in red). Remove these and keep them in a safe place.

Step 3. You can now lift the screen and keypad assembly out of the phone chassis. Take care when handling this not to get fingerprints on the screen, and take care not to damage the unprotected screen with scratches etc. Attached to the back of the screen assembly is the main circuit board of the phone. This can be separated from the screen by carefully pulling them apart. It is only secured to the screen assembly towards the top of the phone.

Step 4. You will now be left with the main chassis of the phone. There are still a few parts here that can be removed by simply pulling them out of the chassis. This is the aerial assembly and will usually just fall out. The power button is simply a strip of pliable plastic that resides on a plastic stub and can be just pulled off. The battery pin assembly can be pulled straight out, but care must be taken not to bend the pins as it passes through the plastic chassis. The vibra motor is just pushed into place and can be easily pulled away from the chassis. The microphone again is held in place by friction and can be easily pulled away from the chassis. Connector assembly (for want of a better description). This is held in place using a rubberised shim above the assembly which should be removed first allowing the power/headphone connector assembly to be simply removed.

Step 5. Below is an exploded picture of the 3650 with all the relevant parts removed. The colour key is as above. Please note that the infra-red cover has not been removed. This appears to be simply clipped in place but was extremely tight, so take care if you need to remove yours.

Step 6. To re-assemble the phone, simply reverse the above steps. After re-assembly take as much time as you need to thoroughly test the handset to ensure that you have caused no damage, or forgotten one of the re-assembly steps.

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