7.1 Channel Audio Amp Repair LM4780

Описание

A power surge blew out my two home made 4 channel amplifiers and this video documents the repairs.
Built on the LM4780 chip which is now obsolete.

00:05 Intro
01:07 Ready to Start
01:25 Chip Removal
06:48 Clearing Holes
08:15 Installing New Chip
11:40 Testing the Amp Module
12:21 Burnt PCB
13:39 Cabinet Tour
15:23 Assembly
16:15 Fan Power Supply Repair
19:03 Removing Buck Converter Chip
20:13 Install New Parts [buck converter]
22:33 My Audio System