Monday, 25 July 2011

Nokia 1508 Earpiece Speaker problem ways solutions jumpers tips and tricks of Nokia 1508 Earpiece Speaker problem.

Nokia 1508 Earpiece Speaker problem ways solutions jumpers tips and tricks of Nokia 1508 Earpiece Speaker problem.
Here are the links of repairing diagrams of Nokia 1508 Earpiece Speaker problem ways solution.
you can solve easly Nokia 1508 Earpiece Speaker problem by the repairng diagrams of Nokia 1508 Earpiece Speaker problem which are given below.
If you have some knolage about repairing so you can easly pick the repairing process of Nokia 1508 Earpiece Speaker problem which is shown in figure.


If you can't understand the repairing diagrams which are given below so don't worry.
I am also giving you a littel discription of this image.

Here is the discription of Nokia 1508 repairing diagram.

Here's the Solution for Nokia 1508 Earpiece not working problem or have an audio output signal on the receiver speaker. This solution shows the connection line paths of the earpiece or the speaker phone.
If the earpiece speaker failed, You May Check the first speaker Using the multimeter and set it to X1, you-can hear a crackling sound on it and the meter pointer is moving. If does not respond or Indication It Mean Any sign of the speaker Already Damaged or bad. Replace it with a new one if Already busted.
If the speaker Seems working OK, try to clean the earpiece speaker terminal contact pads. Then check ITS connection line paths, referring to the solution below.
If the connection line paths is okay Check the two filter coils, replace if found Damaged. There are two ESD protection diode besides the terminal contact pads, You May Also check this and replace components, brake caught it, Also works.
In some cases like wet or water damaged, there is a Possibility May thats the problem lies on the AUDIO IC. Re-heating or rework it, fix the problem and May Also Sometimes You May need to replace it, if severely Damaged.

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