Several site, such as http://www.instructables.com/id/Repair-your-electronics-by-replacing-blown-capacit/ have pictures of blown capacitors. The top is bulged up or sometimes even split. You can get capacitors cheap on Amazon. The place I use sell...
I agree that if you have a warranty or a service contract and are using the switches in production, fixing them yourself is a bad idea. If you have none of those things and the alternative is throwing the switch in the trash, it is worth looking int...
I had a number of X450's that behaved in this way. Blinking mgmt. light (sometimes) and nothing on the console. I got them from another part of the organization. Opening them up, I discovered that on the daughter board which is home to the compact...
One thing too look for at is what channels are in use in the area. The link http://en.wikipedia.org/wiki/List_of_WLAN_channels shows that there is a lot of overlap between channels. The more overlap, the more interference. For a given location, if...
