"We have pair of aironet bridges one of them having problem. We have tried to change the power injector and antenna subsystem still the bridge shows problem turning on the radio. The software is showing 0db as transmitting power and no channels are shown. For reference I am sending screen shots" Please unzip the file with "Winrar" software.
The error message says that the required level of power is not supplied.The error may be caused due to image upgrade.The error is related to a bad upgrdae and so try downloading the new image and upgrdae the image.Check if issue exists after the upgrdae is done properly.