Smartphone repairing guide – How to Solve Nokia Lumia 800 Speaker Problem?
Dust can be the one of the biggest reasons for no, low and distorted sound.
It can also happen due to water damage or excessive encounter of moisture which in turn damage the speaker of phone.
No continuity between speaker's contacts / terminals and coils.
Could be the problem with any of the capacitors and coils that comes under the banner of speaker's circuits.
Like in every sound related problem, you need to check your volume settings and current active profile.
If the above methods fail then update your OS.
Clean the Speaker hole with the help of a tiny brush.
Change your speaker's mesh and check.
If the above step fails then change your Lumia 800 Speaker, as there is no other solution of this problem than that.
Remove speaker and clean its contacts / terminals and check.
Now check speaker's positive terminal connection with Capacitor – 1.
Check Negative terminal's connection with Coil 2 and afterwards with Capacitor – 2.
If none of the above mentioned steps work then you need to change the speaker, as there is no other solution than that.
Gently Heat Audio IC and check, if faulty replace.
Normally you encounter Nokia Lumia 800 speaker problem when your phone encounters any kind of physical damage. Moisture and water are known to be the killer of speakers, for example if you take calls while in shower or soon after shower, there is a high probability that a drop or excessive moisture can enter in the speaker hence damaging it or its parts. It's hardware solution isn't that difficult, and all you need to do is to have steady hands and all the right tools that are needed in order to perform this procedure.