the Nokia 5130 Xpressmusic solution that we revive for some request, and this covers on auto shut off and often restart problem. This problem will cause the phone to automatically shut down even without switching it off or touching anything.
In order to fix this problem you may first try to flash, restore or update the device firmware, you may use a higher versions available like flash file rm-495 7.95, we already tested it for Nokia 5130c Xpressmusic.
Sometimes a software calibration doesn't fix the problem, like you succesfully flash the phones firmware many times using your flashing device but the problem still exits. Some problem is cause by a faulty hardware components. The solution below shows some components that if become faulty or cause by an oxidation it will result to auto shut off problem.