Sony Portable DVD player DVP-FX980 Dead - No Power on AC Adaptor or Battery Repair Fix

Описание: A Sony portable DVD player DVP-FX980 came in with the complaint of dead on AC adaptor and internal battery. I found a single shorted ceramic capacitor and it is all good now
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00:00 Intro
01:03 Testing current draw
02:08 Testing the 12 volt AC adaptor
03:54 Disassembly
05:29 Ohm meter tests
05:58 Testing the battery
07:58 Taking laser diode ESD precautions
09:00 Board removal
09:33 Power on tests
10:01 The board view and schematic
11:53 Using the Infrared camera to find the short
13:10 I think that capacitor is the issue
13:42 Testing the suspect capacitor
14:14 Is there still a short on the main board?
14:48 Is there room for an electrolytic capacitor
15:26 Installing the electrolytic capacitor
16:34 Adding RTV to secure the capacitor
16:51 Reassembly
18:24 Testing after repair
19:37 Final thoughts
20:06 Closing words
21:12 My workbench and ham setup from 1989