ASUS AM3 PC powers on but no beeps no boot no picture. NOT component level repair

Описание: LER #181
This PC powers on but nothing happens apart from the fans spin. This is NOT a component level repair, unlike most of my videos. But it needs fixing anyway, so let's see what is wrong with it.

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   / @theelectronicschannel  

Gran Canaria Uncovered
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Det Builds Stuff -    / @detbuildsstuff   (Detlef)
Retro Upgrade -    / @retroupgrade   (Carlos)


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Equipment used in my videos. These are affiliate links, you pay the normal price and I make a small commission.
DM40C
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Aneng AN870 (Same as Zoyi ZT219)
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Zoyi ZT-DQ02
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WinAPEX 268B Clamp Meter
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VC480C+ MILLIOHM METER
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MESR-100 ESR METER
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XC6013L CAPACITOR METER
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FNB58 USB ANALYZER
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4KV Breakdown Tester
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LED Backlight Tester
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NI-210SC Curve Tracer
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NI210SJ (cheaper option but watch my review)
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PCI POST ANALYZER
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FNIRSI 1014D SCOPE
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NPS3010W 30V 10A PSU
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Nice-Power Dual 120V 3A PSU
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HR1520 Pro Short Killer
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KSGER T12 Soldering Station
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AIFEN-A9 PRO Soldering Station C115/C210/C245/C470
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C470 Soldering Iron & Tips
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QUICK 861DW
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PROS'KIT SS-331H
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Sequre HT140 Hot Tweezers
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KADA 853B Preheater
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FNIRSI SWM-10 Spot Welder
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INFIRAY P2 PRO IR CAMERA + MACRO LENS
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TOOLTOP ET13S THERMAL CAMERA METER
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ET13S MACRO LENS
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Trinocular Microscope
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TOMLOV TM4K AF FLEX
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TL866 II+ PROGRAMMER
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NC-559-ASM FLUX
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DESOLDER BRAID (I use size 8045)
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HX-T100 SOLDER
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ESD-11 TWEEZERS
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Richard