Cougar GX 800W Power Supply - Repair

Repair and in-depth analysis of a Cougar GX 800W ATX Power Supply. ======= Content ======= 00:00 - Intro 02:54 - First Test 05:00 - Teardown 07:12 - Thermal analysis 10:34 - Further Teardown 25:28 - Closer Look 29:51 - Internal Overview 37:02 - Detailed PFC Explanation 38:11 - Circuit Analysis - PFC/PWM 43:58 - Circuit Analysis - 4-Chan. Monitoring IC 49:46 - Circuit Analysis - 5V Standby Supply 52:52 - Failure Analysis 01:02:40 - Loaded Test run 01:06:42 - Repair 01:11:39 - Test run - Is it Fixed? 01:14:13 - Outro