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Showing posts from December, 2014

Fix:Nexus 7 (2012) Slow charge issue

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Introduction   Was using original Asus cable and Charger. So the problem started after a bout 6 month, went i notice take it takes a while to charge the nexus 7. normally it takes about 4 hours to full charge but sometimes after 24 hour of charging it is only showing about 20% increase i charge. the issue was not permanent, every few weeks i get it. So few days ago i got the same problem but now it was kind of permanent after few days the tab was having the same issue i tried different charges and cables.  But the issue was not fixed. Troubleshooting So i measured the current tab was taking and found out it was only charging at 7milliamps. and the nexus is showing in the display as charging so the problem is software or battery management or battery charging circuit. so i change the firmware but still had the same issue.  So at 5 v charging it was taking in .26A of current or at 5.3v charging current it takes in .45A Fix ( at your know ri