crwdns2933803:05crwdne2933803:0
crwdns2933797:00RAZ10crwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 0RAZ10
- crwdns2933769:0crwdne2933769:0
- crwdns2933771:0crwdne2933771:0
- crwdns2933801:0crwdne2933801:0
crwdns2933807:0crwdne2933807:0
| [* green] ***Examine Circuit Board*** | |
| [* red] Carefully examine circuit board and all components, closely using good lighting and a magnifier. | |
| [* yellow] ''Look for defects such as: Cracks, Burn Marks, Signs of Corrosion, Swollen Components, Unusual Looking Solder Joints ...'' | |
| [* red] See pictures for example of Solder Joint Defect from this project. | |
| [* yellow] ''Note that the defective solder joints were likely a factory flaw that eventually gave out or were caused by strain, due to too short of wiring as visible by connector angle. '' | |
| + | [* icon_note] ''See Step 3 for likely cause of strain on connector and fatigued solder joints. ( Ref: Exhibit 1 )'' |