Try a PMU reset first then take off the ram module from the ram slot and try to boot the machine. If nothing works then yes the DC in board could be faulty. Make sure your AC adapter is fully functional. Be aware that the the problem could also be related to the logic board.
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Try a PMU reset first then take off the ram module from the ram slot and try to boot the machine. If nothing works then yes the DC in board could be faulty. Make sure your AC adapter is fully functional. Be aware that the problem could also be related to the logic board.
Try a PMU reset first then take off the ram module from the ram slot and try to boot the machine. If nothing works then yes the DC in board could be faulty. Make sure your AC adapter is fully functional. Be aware that the the problem could also be related to the logic board.