Digi Channel Master/tal to Analog Converter/CM-7000 "c10 fix" Questions

fix. My stick soldering iron would not melt the solder. Had to go to the gun iron on the highest setting to release the factory solder. I am yet another user with a bad R15-500 Directv DVR. It stopped

...for more info I have two CM7000's. Both stuck in RED light and failed to boot. After replacing C10 & C12 of the power supply with 470uF/25V capacitors on both units, the problem is