Nokia 503 Power On Off Button Ways,
Nokia Asha 503 Power Key Ways Button Jumper Solution
In this post I will explain solution for Nokia Asha 503 power problem. So if your phone is jammed and not powering up at all this post can be really helpful to you.
The very first thing that you need to do is to check battery voltage at its terminals in order to verify whether the problem is with the battery or with anything else. (Battery voltage should be at least 3.8V).
If the battery voltage is lower than 3.8V or is not showing charge then it means you need to change your battery in first place and check.
Phone is not powering ON.
Phone heats up even when power is OFF (and doesn’t turn ON also).
Phone turns OFF randomly and at any point.
Phone powers OFF when any specific application is accessed.
Reasons of Problems
Battery may be faulty.
Phone might be water damaged.
Charging connector and / or its components might be water damaged.
Battery connectors are damaged.
Power IC might be faulty.
Hardware Solution For Nokia Asha 503 Power Problem.
Check power switch connection line paths across to each components where it is being connected.
If any of the on/off switch + or – track missing then make a jumper.
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