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Try unplugging speaker wires from unit then power on. If it still says it u have an internal short. If it doesnt hook one speaker up at a time and see if it says it. Might be bad speaker or wiring.
Does it click when you press the power button? If so, and the fuse is good, could be your power transformer. There is a thermal fuse inside of it that can open and cause a no-power situation.
ur defalt phones codes is 12345 or 00000 u can use it Default 4 Digit user code: 1234 or 0000 Default 6 Digit Security code: 123456 or 000000
Type *#06# at the mobile screen to know IMEI no of your mobile. send the IMEI no to me and i will reply you with unlocking code. IF Problem not Solved So Please New Software install in the Phone Problem will Solved
If For puk & pin cod problem So Please Very Best Solution:You Go To Service & Sim Office and Get The Puk code And Pin code From Office oprator Enter The Puk code and Yes Enter The pin code and Yes So Puk code Open and Problem will Quickly Solved
- I switch off my k790 and changed a sim card but could not turn it
on. Whonever I press the power on button a red light flashes near the
infrared port.The same problem occurred whenever I inserted the data cable and my computer does recognised my phone.-
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