If ever having a problem on Nokia 7230 that indicates No Memory Card detected even tried to inserting a working microSD memory card but the the device unable to read it or detect it. This solution below simply shows the particular components that needs to be check, trace and or replace if having memory card problem on Nokia 7230.
First, ensure that the memory card slot pins are free from oxidation and foreign objects. Check also that it is not damaged or misaligned and still properly soldered. Trace and check the voltage supply line paths as well also the ground line. If the voltage supply and ground lines is okay, but the problem still exists, you may then suspect that the problem lies on the GAZOO IC, reworking or re-balling the chip might possibly solved and fix the problem
Nokia 7230 Memory Card Not Inserted Problem Solution
First, ensure that the memory card slot pins are free from oxidation and foreign objects. Check also that it is not damaged or misaligned and still properly soldered. Trace and check the voltage supply line paths as well also the ground line. If the voltage supply and ground lines is okay, but the problem still exists, you may then suspect that the problem lies on the GAZOO IC, reworking or re-balling the chip might possibly solved and fix the problem
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