REVISIT - PS4 Slim BLOD

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  • เผยแพร่เมื่อ 18 ก.ย. 2024
  • Hi, this is a REVISIT video on the PlayStation 4 which has the blue flashing light fault. After reading the comments on the previous 'trying to fix' video I attempt to prove what is causing the problem. This video doesn't show the fix, I am just trying to pinpoint the failure.
    Remember that this is just for entertainment and I am not an expert in these repairs. The processes in the video may not be the best way, the correct way or the safest way to fix these things. I do love fault finding and trying to fix broken things, so I hope that comes across in this 'Trying to FIX' series. Many thanks, Vince.

ความคิดเห็น • 360

  • @PingCrosby1
    @PingCrosby1 4 ปีที่แล้ว +119

    Great patience and perseverance, I would’ve thrown that board so far I would’ve been entered for the world frisbee championships 👍

    • @cleanz
      @cleanz 4 ปีที่แล้ว +3

      😂

    • @nmklop9086
      @nmklop9086 4 ปีที่แล้ว +1

      Dam

    • @EyEhArTbEeR
      @EyEhArTbEeR 3 ปีที่แล้ว +1

      Haha same here

  • @Nimmbin
    @Nimmbin 4 ปีที่แล้ว +22

    Even though technically it was a fail. Your perseverance and commitment just show the dedication you have. Nice work and please never stop trying.

  • @jaredl2239
    @jaredl2239 4 ปีที่แล้ว +8

    Wouldn't have imagined that APU would be that hard to get off. Thanks for sharing your experiences with us, even when you can't fix it.

    • @Josh.Davidson
      @Josh.Davidson 4 ปีที่แล้ว +2

      it comes off effortlessly if done correctly.

  • @TheSlysterII
    @TheSlysterII 4 ปีที่แล้ว +4

    That must have been tough to take Vince, but nobody can fault the effort you put in to it, you are an inspiration to all of us mate.

  • @eveangreen1871
    @eveangreen1871 4 ปีที่แล้ว +5

    Proving the fault is the second best thing other than fixing it. Good job Vince. Also you air station is a surface mount device rework station which means other than caps and resistors or a legged chip it really cant handle it this APU is a great example of needing a re flow station.

  • @GadgetUK164
    @GadgetUK164 4 ปีที่แล้ว +72

    Great job going to that length - you've proven the fault! Remember these chips get super super hot. The amount of power they consume is very high, it's totally possible for shorts to occur. It could be that the regulator that supplies it failed, and passed the input voltage straight into the APU - causing the APU short. The other thing that crossed my mind (before you removed the APU) - if you get a short scenario like this, you could try powering a specific power rail with bench PSU - limit current to say 1A, and feel temperature of caps / components. If a cap had been the cause you could have found it that way, either using freezer spray or IPA to see where it clears first etc. In this case that APU would have eaten the full 1A and probably got hot or maybe burned up a trace. For that reason its perhaps better to start with a lower current on the PSU (eg. 250mA, then 0.5A) etc.

    • @odntht
      @odntht 4 ปีที่แล้ว +2

      That's a really high level testing. Have you ever did something like this? I would love to watch it...

    • @guido4189
      @guido4189 4 ปีที่แล้ว +4

      I watched a video recently on this on a laptop repair from Adamant IT th-cam.com/video/EWuzmIz7hOE/w-d-xo.html interesting watch!

    • @nessotrin
      @nessotrin 4 ปีที่แล้ว +1

      CPUs (or GPUs and APUs) die at random. It's the nature of silicon. They have a random life and might stop working at any moments. It goes from seconds to decades, really interesting stuff !
      Heat makes things worse. At lot worse. These game consoles run hot. APUs fail regularly.

    • @kneehighspy
      @kneehighspy 4 ปีที่แล้ว

      excellent vid, i ran out of my amtech flux and using the same chipquik flux, no comparison, going back to amtech. keep up the great vids!

    • @sethrd999
      @sethrd999 4 ปีที่แล้ว

      Not just that, with the process / manufacture of these things the yeild quality has to be only so so sorta like a lucky dip like most components ;).

  • @gregjarvis1232
    @gregjarvis1232 4 ปีที่แล้ว +2

    Vince you a braver man than me taking apart a working console to fault find a faulty console
    Even though you have had success with this in the past
    All the best of luck mate I've been watching you for year's now on TH-cam

  • @herroldj
    @herroldj 4 ปีที่แล้ว +11

    For bigger ground plane chips like that you really need more consistent heat like preheating the board and hotter hot air. As well as masking off areas with thermal tape so the heat doesn’t soak into the surrounding board as much

  • @StezStixFix
    @StezStixFix 4 ปีที่แล้ว +5

    You got my hopes up with a revisit so soon. I thought you'd got the fan spinning! :)

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +1

      I know, I wanted to see it spin so much. Sorry mate :-)

  • @AnonymousRepair
    @AnonymousRepair 4 ปีที่แล้ว +8

    You could inject 1 Volt into the line at max amps and see if the APU gets hot 1 volt should be save for any power rail, great video 😊

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +2

      Thanks AR. I need to start experimenting with that. I have my new power supply where I can control the Amps so hopefully I can use it in some upcoming videos. Cheers mate :-)

    • @mohamedshaker7396
      @mohamedshaker7396 4 ปีที่แล้ว +1

      How inject 1volt into line

    • @AnonymousRepair
      @AnonymousRepair 4 ปีที่แล้ว +1

      @@mohamedshaker7396 you can solder a wire and inject 1v from a power bench supply

  • @AcornElectron
    @AcornElectron 4 ปีที่แล้ว +3

    Making soup at half past midnight, bread or toast.... in comes votre toast ... decision is made. Keep up the good work fella and stay safe Vince!

  • @johnwilliam384
    @johnwilliam384 4 ปีที่แล้ว +16

    The area around the APU chip may have gotten overheated to the point that there may be a microscopic crack in a trace or the board along a related circuit.

  • @elenium115
    @elenium115 4 ปีที่แล้ว +6

    You can check this without desoldering components. Supply this capacitor with voltage. Set 1V and start with 300 mA then go slowly to 3A something will heat up on board and you will know what is shortage. Try not to go higher than 1V. 1V is safe for all components on board.

  • @dodgydruid
    @dodgydruid 4 ปีที่แล้ว +12

    I was watching a channel called HDD Recovery today and wow, he reballed a control chip like a pro using solder paste on the board side and his method of reballing the chip made me think of you m8 All he used was a hot air station, a generic solder paste mask, some solder paste and some solder to create the balls on the chip and he got 100% connection so easily.

    • @SAZodia
      @SAZodia 4 ปีที่แล้ว +1

      HDD Recovery Services, he does amazing work, I was very impressed with the use of the solder paste, definitely something I'd expect from Vince 👍😁.

    • @TheCod3r
      @TheCod3r 4 ปีที่แล้ว +3

      @@SAZodia I would love vince to get a proper rework station so he can remove those chips properly. The problem with the APU is that it will blister before it comes off because the heat is so sporadic and unpredictable, hence taking 15 minutes to remove and pulling up traces

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว

      Cheers, I will check him out :-)

    • @MrDinakdakan
      @MrDinakdakan 4 ปีที่แล้ว

      link to his channel mate

  • @itzzjok3rzz208
    @itzzjok3rzz208 4 ปีที่แล้ว +3

    There may be a microscopic crack in the APU itself. Them things do happen, and can cause shorts on the APU, either way it would be unfixable. Good video Vince. Better luck next time

  • @patrickmorrissey2271
    @patrickmorrissey2271 4 ปีที่แล้ว +12

    Great job on this one....
    I used to work with this guy.... I literally never saw him, without a scowl on his face, and a lit cigarette in his mouth.... But I did respect the hell out of him. He was 100% tenacious, and 100% committed, and quite stubborn. When we were out at a site, he would not quit, until we fixed it....
    He sent us back to the hotel one night... I was determined to stay with him, for many reasons, not the least of which was safety.... but he wasn't having it. We're riding back to the hotel in the truck, another guy with me says "there's just no quit in that dog..."
    Why am I telling you this?? Because, Vince, you Sir, are quite persistent, and quite tenacious. You might not be as far gone as my former colleague, but... Nobody could accuse you of not trying....
    I feel like you proved it was in that chip.... which is just very unlucky for your friend. Let's not kid ourselves, even now, as the PS5 is being assembled in factories, they know darn well, in 5 years, the PS6 will be out.... So, whatever. If it lasts 5 years, that's great. and not that Sony is bad... Apple & the others are just as bad, if not worse....
    So sure, it was a "fail" I guess... But you really did prove it was unfixable.... So I say, great job.

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +1

      Thanks Patrick. I hope I did prove it but doubts have set in after reading some comments. Hopefully as the comments roll in the answer will be made clear. Cheer mate :-)

  • @codypenton4236
    @codypenton4236 4 ปีที่แล้ว +3

    This video was great and makes complete sense. Whenever I'm doing a HDMI port or chip repair I know I have a loose pin or bridge because when I put it back together to test i usually get the BLOD then I recheck my work and always there is a bridge or loose pin. I also got most of my knowledge from watching you figure things out. Thanks for the videos they are very helpful.

  • @snowball5843
    @snowball5843 4 ปีที่แล้ว +1

    Vince you are the best person in the world. I LOVE YOUR VIDEOS.

  • @HoudiniFontmeister
    @HoudiniFontmeister 4 ปีที่แล้ว +4

    This felt like Torture Porn for Electronics about the time the chip turned red and the caps began falling off lol.

  • @beyondreason420
    @beyondreason420 4 ปีที่แล้ว +2

    Hey Vince, you might have a bit better luck removing chips if you preheat the entire board first. that entire board is acting like a heatsink and by the time you are reaching a temp high enough to melt the solder, you have put in so much localized heat that it is damaging the processor and nearby components. just a thought. keep up the awesome vids mate.

  • @SwapPartLLC
    @SwapPartLLC 8 หลายเดือนก่อน +1

    PlayStation: You will not have to worry about the YLOD on the PS4.
    Also PlayStation: We changed the light to blue.😂

    • @stefano806
      @stefano806 23 วันที่ผ่านมา

      😂😂 good comment
      Sony For the Money

  • @ToltecMerc
    @ToltecMerc 4 ปีที่แล้ว +2

    Yep. A failed APU. I think you got it right. May have been easier to remove if heated from bottom of board.

  • @yatesyification
    @yatesyification 4 ปีที่แล้ว +24

    Louis Rossman would flip his shit if he saw this haha ;)

    • @TECHNOGEEK20000
      @TECHNOGEEK20000 4 ปีที่แล้ว

      probably!

    • @AngryMarkFPV
      @AngryMarkFPV 4 ปีที่แล้ว

      @louisrossman

    • @Club_Michas
      @Club_Michas 4 ปีที่แล้ว +6

      Louis Rossmann would be pissed of Sony not @My Mate Vince,
      It's again a Big Design Flaw like back in 2006 to 2008.
      The way the Cooling System of Sony Consoles are Designes is really Bad, The PlayStation 4 is literally screaming for Death...cooling through the Power Supply? Why would you do that, the most broken Part in all Devices is The Power Supply because the Capacitors are getting to hot...i'ts like you would try to cool something with a Hair Dryer, no wonder why so much PS4 Consoles are failing...(also PS3 Slim/Super Slim Consoles had the same issue)

    • @muaries12
      @muaries12 4 ปีที่แล้ว

      He would have hissed like blackberry for not using enough flux and the wrong brand😂

    • @rockl79
      @rockl79 3 ปีที่แล้ว

      @@Club_Michas I love how you say so many ps4 consoles are failing even though sony reported a >1% on original models. You probably saw 5 or 10 videos and thought this was a huge issue that happens 50% of the time

  • @hadesmcc
    @hadesmcc 4 ปีที่แล้ว +4

    That was kind of gut wrenching but informative. Good job.

  • @philjtephenson41
    @philjtephenson41 4 ปีที่แล้ว +2

    I LOVE how you just dont give up until something is fixed... Wanna come help fix the Country Vince? Love, BoJO ;-)

  • @TheCod3r
    @TheCod3r 4 ปีที่แล้ว +3

    Hey Vince I've got to the part where you were mentioning taking off the APU (and obviously cringed) but now I'm at the part where the southbridge is about to come off. Just to let you know that the southbridge isn't tied to the board and can be replaced if needed. You can pick them up on ebay for about £15 pre balled, or if you need any I can grab a couple off dead boards and reball them for you so they can be used in the future 😁

    • @TheCod3r
      @TheCod3r 4 ปีที่แล้ว +1

      I do still personally think this was a southbridge issue not an APU issue. At least you gained valuable knowledge for the future though 😁 great video as always buddy

    • @NiebaumCurran
      @NiebaumCurran 4 ปีที่แล้ว

      I have to ask is the APU married to the board?

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว

      Thanks Coder, handy to know that the Southbridge is not married. What's your thoughts on the short on that rail compared to no short on the good board? Maybe on your fixes, if you come across that newer version of the PS4 Slim with a bad HDMI port or something not related to BLOD, you could test that rail to see what it reads? Cheers for the offer of the reball Southbridge chips, nice one :-)

    • @TheCod3r
      @TheCod3r 4 ปีที่แล้ว

      @@NiebaumCurran yes it's married to several other chips including eeprom and syscon amongst other things

    • @TheCod3r
      @TheCod3r 4 ปีที่แล้ว +1

      @@Mymatevince personally I'd say given that the front usb wasnt working, coupled with a fan failure indicates simply a southbridge failure. I'd say the short may have possibly been down to low resistance and not actually be short. It is after all a cap on the APU. I do have a ps4 1200 series with a bad encoder chip here as well as a fully working slim which I could possibly take readings from. I could potentially install a bad MN864729 onto the slim and see if I get similar readings as you had if that would help you out?

  • @AdamTheHammer
    @AdamTheHammer 4 ปีที่แล้ว +13

    buys a new ps4... broken within 2 years... buys a NES .. still works perfect 21 years later

    • @alierengam1749
      @alierengam1749 4 ปีที่แล้ว

      lmao

    • @shannonharvey8300
      @shannonharvey8300 4 ปีที่แล้ว +1

      My PS4 1215 is 4 years old. But, has been used for 3 years. Mine was bought refurbished. Still works fine. 👌👌👌👌💜💜💜

    • @SproutyPottedPlant
      @SproutyPottedPlant 4 ปีที่แล้ว

      And along comes the Sega Master System to last even longer!

  • @lemming9984
    @lemming9984 4 ปีที่แล้ว +36

    "Downloading a golf game". Last Of Us 2?? 😂

  • @Fifury161
    @Fifury161 4 ปีที่แล้ว +4

    Also worth mentioning that this particular chip consumes around 170W of power - consider the heat given off on a 100W incandescent bulb. Heat is always a bad thing in electronics, however these chips run crazy hot anyway!

    • @enchantededition6879
      @enchantededition6879 3 หลายเดือนก่อน

      They don’t run crazy hot if the heat sink and fan are working.

  • @magnus33john
    @magnus33john 4 ปีที่แล้ว +3

    At the time a lot of electronics were using the lead free solder which was a nightmare for electronics. Heat was not so much a factor as it was just poor for maintaining connections.

  • @therestorementor7742
    @therestorementor7742 4 ปีที่แล้ว +1

    Vince you really are the man, love you’re commitment and passion 👍

  • @anks888
    @anks888 4 ปีที่แล้ว +2

    Good chance it was a cap on the apu pcb. Pretty impressed you got it off with you hot air fan

  • @eman59461
    @eman59461 4 ปีที่แล้ว +1

    Nice video even if u did not fix . It help us learn a lot. These APUs are super sensitive to surges and things of that sort.

  • @abzhuofficial
    @abzhuofficial 4 ปีที่แล้ว +1

    Vince is that crazy punk that we all need but don't deserve. Not all heroes wear capes, but some heroes shove probes in awkward and unexpected locations. LOL! 😜😄

  • @Operational117
    @Operational117 4 ปีที่แล้ว +2

    That board curved up real nice, Vince. You can kiss those multi-layered traces goodbye. 😔
    I guess that’s why it’s important to “pre-heat” the board first (not sure if an oven would work if you use low heat settings).
    But at least we can rest this case now.

  • @driftyprince
    @driftyprince 4 ปีที่แล้ว +5

    got so excited with the notification, he gonna fix that broken PS4, INTERESTING!! lol

  • @vent3105
    @vent3105 4 ปีที่แล้ว

    Cannot wait to tell my future high school teacher that does this stuff all of this.
    Great video Vince- in the future, I might repair my own stuff! If I do, I might as well make my own videos of it too.

  • @Shananana99
    @Shananana99 3 ปีที่แล้ว

    I watched the entire first and 2nd vid😂 I was rooting for you. I suppose we're unlucky ass well. Our ps4 is maybe 2 yrs old, and doesn't get a lot of use compared to my nephews or gamers. It hadn't been played in a while but I bought the new assassin's creed for a Christmas present last week, after downloading or whatever, my husband played for about 10 min or so and the system shut down. Now when I press power the blue light comes on and the fan for a couple seconds, then powers off. Press power again, only a beep noise, no power. Press power again blue light, fan couple sec. SHUTS DOWN. I find it pathetic that so many have had this same issue from these garbage systems.

  • @kemisthekid8782
    @kemisthekid8782 2 ปีที่แล้ว +3

    thank you for all the awesome videos you have created. i would love for you to make a video on the equipment you are using and where did you purchase it. just to let you know, you're videos are helping me to stay sober and active. i appreciate all that you do and i hope you continue to make videos. YOU'RE NOT ONLY SHARING KNOWLEDGE BUT SAVING LIFES. you motivate me to keep up with my sobriety and to stay busy. once again, THANK YOU!! = )

  • @randomgamez6158
    @randomgamez6158 3 ปีที่แล้ว +1

    Hi Vince, not sure if your gonna see this considering this is a year old video but reflowing / reballing the ram is something that could fix this. Its not a guarantee but its something ive seen fix the BLOD on a PS4 Slim before.

  • @mixedkidz
    @mixedkidz 4 ปีที่แล้ว +1

    I enjoy watching these videos keep it up mate

  • @ianmoone4068
    @ianmoone4068 4 ปีที่แล้ว +4

    'the patience of Job' has now officially been updated to 'the patience of Vince'

  • @haziqali9716
    @haziqali9716 3 ปีที่แล้ว

    Great video as usual! Don't understand any of it but still end up watching the whole way through 😂. Keep it up! 👏

  • @gb7767
    @gb7767 4 ปีที่แล้ว +1

    Glad you revisited it. You can't win 'em all, but at least you can get some sleep now ;)

  • @Fifury161
    @Fifury161 4 ปีที่แล้ว +3

    28:45 - the CPU on the original PS4 had just shy of 4 _billion_ transistors, that's a later model where the put the GPU on there, so along with the cache the are well over 4 _billion_ transistors on there!

    • @RandomGuy-om1vy
      @RandomGuy-om1vy 3 ปีที่แล้ว

      and a single failure on just one of those will render the whole thing dead.

  • @andersmmvfc.8376
    @andersmmvfc.8376 4 ปีที่แล้ว +8

    Sad to see such a new expensive thing brake and be unfixable.
    Anny way good entertaining video! Thank you!

    • @OzaneWolf
      @OzaneWolf 4 ปีที่แล้ว +1

      Aren't PS4's like 7 years old?

    • @itzzjok3rzz208
      @itzzjok3rzz208 4 ปีที่แล้ว

      @@OzaneWolf 6 years old. they are still good for their age to be honest. next gen is gonna be a good one

    • @owenkalvarymatthew209
      @owenkalvarymatthew209 4 ปีที่แล้ว

      @@OzaneWolf it came out 6 years and 8 months ago

    • @andersmmvfc.8376
      @andersmmvfc.8376 4 ปีที่แล้ว

      I still have my original nintendo 8bit fully working, 7 years is really short time of an console that is well maintained!

    • @Darknecros7
      @Darknecros7 4 ปีที่แล้ว +1

      I still have my OG PS4 and it still works great. Only thing that I did was change the hard drive out from it’s original 500GB to a 2TB one. About every 6 months, I open it up and clean out all the dust that gets on the fan, as well as the power supply, and that helps keep the fans quieter. Also I have the PS4 plugged into a really good surge protector (NOT a standard power strip, but one that’s rated for computer equipment and has a pretty high joules rating) to protect it from power spikes

  • @kelvinsandoval2144
    @kelvinsandoval2144 4 ปีที่แล้ว +2

    Hi Vince keep up doing these fixing videos 👍👍 P.S you heard the PS5 if the PS5 is released make a video for beginners and also you heard about the xbox series x if xbox series x is released make a video for beginners I will keep watching your videos.🎮🎮📷📽

  • @nessotrin
    @nessotrin 4 ปีที่แล้ว +6

    Vince, one thing to note is that :
    Large traces (other than ground) => Power supply for a chip.
    See those small black square components surrounded by smaller components ? Those aligned, fairly close to the APU.
    These are switching power supply controllers. They convert the 12V to 1.x V needed by the chip(s).
    The big trace starts there.
    The reason the trace also went to the hdmi chip is that it is a shared (or main) power rail. The voltage source is shared between less power hungry components. What you got is a secondary voltage rail being shared to other components. The APU needs some of it, but not that much. It probably comes out of the lonely switching regulator.
    Multiple aligned switching regulators are called phases. These are linked together to supply enough of a certain voltage. Up to 16 for high end computers. Those are main CPU power (1.x V), while the lonely one is probably 3.3V
    Sorry for the English, I hope this helps you figure some things out. I'm no PlayStation 4 expert, but these things are fairly standard.
    Also: Some APUs (or CPUs, chipset) are sometimes glued down so they don't move during soldering.

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +3

      Thanks for the info :-)

  • @dodgydruid
    @dodgydruid 4 ปีที่แล้ว +2

    After an evening watch the shower radio vid whilst disassembling a Soviet quartz watch for parts, I thought I would go onto World of Warcraft for a bit of zap and kablooey and another MMV vid appears aieeee Sod WoW as at moment is boring as congealing cheese on toast, fresh cup of Biscuit Brew tea and off we go. Would love to see another watch video, Vince's watch video got me into it all and now have a respected Soviet collection, my daughter on the other hand wants to find person who got me interested in it as I have covered every available nook, cubby and surface with.... watches, watch tools, watch parts and more watches hehehehe Cheers m8 :)

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว

      Haha, I have an interesting one to look at Ian which I think you will like. A mechanical Pedometer......Yes, like a stopwatch but counts steps, can't wait to get stuck in. I am hoping for success this time as I haven't had much success with any of the mechanical/automatic watches so far :-)

  • @station240
    @station240 4 ปีที่แล้ว

    You can get specialized hot air nozzles for BGA / QFP / PLCC type ICs.
    Two basic types, a big square nozzle, or 4 smaller rectangular nozzles that line up with the edges of the chip.
    The later is what you probably needed for this APU, direct the heat to the edges so it goes underneath the chip.

  • @wudasimms8856
    @wudasimms8856 หลายเดือนก่อน

    You gotta heat it from both sides of the board at the same time to make it easy. That chip in the center prevents the solder balls from melting in the middle.

  • @DAVIDGREGORYKERR
    @DAVIDGREGORYKERR 3 ปีที่แล้ว +2

    If only they would put their APUs in a AM4 socket so that it is just a matter of popping out the chip and replacing the APU with a known good one.

  • @mountredgames1229
    @mountredgames1229 4 ปีที่แล้ว +1

    Great video mate... I would assume now since those point we're going to HDMI Port... So it might be that the current backed from the tv maybe... Bcz it happened to my ps4 once and it just made huge sound... And my PS4 turned off... Also my tv turned off... It was sony led tv as well... Lucky my PS4 and tv weren't damaged permanently... They they work perfectly fine even to this date

  • @imadeosayimwen8437
    @imadeosayimwen8437 4 ปีที่แล้ว +1

    Love u mate Vince ur my fave TH-cam channel

  • @rfmerrill
    @rfmerrill 4 ปีที่แล้ว +1

    Modern CPUs and GPUs suck down dozens of watts of power, but also need to run off of a very low voltage in order to not burn themselves up. If you have a 50 watt CPU core that runs off of a 1 volt supply, that means it's drawing 50 amperes.
    Now a CPU or GPU is not a simple resistor, which means that the current draw will not increase steadily with voltage. There will come a point where it suddenly draws a lot more current. What's important here is that a multimeter must apply a voltage to the circuit it is measuring and then look at the current to determine its resistance. Your meter is assuming that the circuit is a simple resistor and just divides voltage by current--since a CPU or GPU is *not* a resistor, the resistance reading you get will vary depending on what that voltage is.
    Now keeping that in mind I took my fluke 117 and used another meter to measure the voltage it outputs. In ohms mode it outputs 0.5 volts. In continuity mode it outputs *2.5 volts*. So if I were to use the continuity mode to measure across the power rail of a chip, it would essentially be trying to power the chip (since the chip probably runs off of less than two volts). So of course it will draw a ton of current and make the continuity buzzer go off.

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว

      Thanks RF, I will see what my meter outputs as I thought it only diode mode that it would output as high as that. Interesting, thank you :-)
      In this instance wouldn't the APU on the working board have also tried to turn on, to give the same or similar readings to the suspected (hopefully fingers crossed) faulty APU. I am hoping that due to the difference in readings between the working and faulty board that this proved the chip was at fault but various comments have suggested otherwise :-)

    • @rfmerrill
      @rfmerrill 4 ปีที่แล้ว +1

      @@Mymatevince Speaking of diode mode, if you're checking power rails you should generally see either a diode (0.5-1V) or open when measuring with reversed polarity. Forward polarity is more likely to look like a short.
      There are exceptions of course but if you put your positive probe on ground and your negative probe on the power and you see 0.5-1V that means the power rail is probably not shorted.

  • @ftrueck
    @ftrueck 4 ปีที่แล้ว +6

    As a rule of thumb: Big copper traces are designed to deliver high currents. These traces are power supply lines for some power hungry chips like an APU.

    • @Operational117
      @Operational117 4 ปีที่แล้ว

      Absolutely. A thin data trace would burn up on the spot if that much current flowed through it. And shorts are no laughing matter, as the current flowing through it will increase (the amount depends on the natural resistance along that line and how much of that natural resistance is knocked off with the short).

  • @MaikuM92
    @MaikuM92 4 ปีที่แล้ว +1

    I love your videos I learn a lot

  • @tiporari
    @tiporari 4 ปีที่แล้ว +1

    Looked like the top of the APU package was also covered in SMD caps. Those could have been shorted. If they were on top it means they either wouldn't fit on the die or they produced excess heat.
    Not fixable most likely but it could have been SMD components on the package of APU were bad rather than the APU silicon.

  • @Yoldark34
    @Yoldark34 4 ปีที่แล้ว +3

    I'm in my bed, i guess i will sleep later. Thanks for the video !!

    • @OzaneWolf
      @OzaneWolf 4 ปีที่แล้ว +1

      I don't need sleep, I need entertainment

    • @mcwalidify
      @mcwalidify 4 ปีที่แล้ว

      You will see in your dream. Abby come out from this apu

  • @derrickdd1188
    @derrickdd1188 4 ปีที่แล้ว +1

    if you are tracing a short circuit in motherboards, its better you Zero Off the internal resistance of your probes when you short them(not sure if your DMM supports that) due to some of the power lines in the APU are less than 2ohms and this will lead you to think they are shorted. Remember, the APU is using low voltage but high current supply.

    • @derrickdd1188
      @derrickdd1188 4 ปีที่แล้ว

      I just realized your DMM supports the Zeroing offset, the REL(triangle) button. Press this button when you short your probes to zero out the internal resistance.

  • @spike2000uk
    @spike2000uk 4 ปีที่แล้ว +2

    My brother in law has fixed two sony bluray players recently. Both had a faulty diode in the power supply. Most of those components will be the cheapest they can get away with...

  • @ericvandersteen6647
    @ericvandersteen6647 4 ปีที่แล้ว

    This is not as much a revisit as it is a lesson on how to demolish a ps 4 board. Do like ur vids so keep m coming :)

  • @Themannamedkipper
    @Themannamedkipper 3 ปีที่แล้ว

    I do love your videos such patience and helped me out so much

  • @BowsettesFury
    @BowsettesFury 4 ปีที่แล้ว +15

    He didn’t win the silicone lottery. Some chips just last longer than others.

  • @graphicsgod
    @graphicsgod 4 ปีที่แล้ว +1

    THAT BOARD IS TOAST!! 😱😱😅😅😂😂🤣🤣

  • @crowbarviking3890
    @crowbarviking3890 4 ปีที่แล้ว +1

    one thing.. if you think a line that runs to a place you can not check is responsible for a short, cut the line before removing the balled chip. if the fault disappears when you cut the line, you know whatever is past that line is responsible. and if you are wrong, running a wire to reconnect the cut line is easier than reapplying a chip ..

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +1

      That is a very good idea. I like it, thanks for sharing it :-)

  • @OrangeCat67193
    @OrangeCat67193 4 ปีที่แล้ว

    For any console problem {no I've never fixed a console before} I'd have what I would have done is simply buy a whole new motherboard to either put in the broken system or if there are good parts I'd just solder the good parts from the are board onto the old

  • @DanielMoreira_18
    @DanielMoreira_18 2 ปีที่แล้ว

    Don’t know if you still do this but just a good practice is to use the red probe on ground and the black probe on the components you’re measuring since you’ll work with lower numbers and it makes it easier to keep track of them

  • @sunelven
    @sunelven 4 ปีที่แล้ว

    Nice of you to do this follow up, was interested what caused the blue light of death.. Also I'm wondering about your gear, could you tell us what stuff you are using?

  • @hphp7587
    @hphp7587 4 ปีที่แล้ว +3

    😔 i was hoping he fixes this. Will just have to sell mine for parts or something. Sad. But it sure was interesting. Pretty good trouble shooter.
    Btw i was not expecting a hot air gun to lift that big a chip. Congrats 😂.

  • @Andreas_Straub
    @Andreas_Straub 9 หลายเดือนก่อน +1

    Don't ever try to remove a large BGA without the proper rework station .... it will definitely always fall.

  • @psialt9720
    @psialt9720 4 ปีที่แล้ว +6

    Motherboard: the Melter strikes back.

    • @ventrue6516
      @ventrue6516 4 ปีที่แล้ว

      I was scared he will ignite the board.

  • @williamsefton-alderson3705
    @williamsefton-alderson3705 4 ปีที่แล้ว +8

    It could have acctually have been a power spike that fried the apu

    • @RandomGuy-om1vy
      @RandomGuy-om1vy 3 ปีที่แล้ว

      yeah it probably is as it was going to the HDMI IC, its probably static electricity or a power spike imo

  • @SMAAAASHTV
    @SMAAAASHTV 4 ปีที่แล้ว +1

    Wish they would really start socketing CPU/GPU/APU in game consoles, but I suppose it's easier and cheaper to have it wave soldered. Makes it hard and more expensive to fix, which I suppose is what the console manufacturers are banking on, so you have to buy a new console when it fails.

  • @Jinxnator
    @Jinxnator 4 ปีที่แล้ว +1

    And another video lovely surprise thank you 🙏

  • @screen-protector
    @screen-protector ปีที่แล้ว

    If you wanna solder or remove those big chips, it's time to invest in the preheater. You can see in the reviews on my YT channel here in the playlist the one I'm using. And, thanks to it I have MUCH less hassle and can do the job.

  • @FreeSpeechWarrior
    @FreeSpeechWarrior 4 ปีที่แล้ว

    Would it have been possible to put a jumper wire to the USB and fan, and fake it that way? Sure, the fan would run all the time, but with that slim case, it would be better off like that. That way the repair wouldn't have been a total loss. Your friend could have used it until he got his PS5 perhaps? By the way, love all of your videos Vince. By the way, why are you working on the floor? Did your wife take away all of your table space in the house?

  • @giorgostexnikos6976
    @giorgostexnikos6976 4 ปีที่แล้ว

    put 1v and amp on the line and check for sort.this is only way.nice video

  • @PlytkaChodnikowa
    @PlytkaChodnikowa 4 ปีที่แล้ว

    These boards are From diffrent series, i'm not 100% sure but, some of the first series of boards have the blod when they are busy for too long, second series was having this problem too, but it was a firmware issue.
    PS: I DON'T KNOW English very good, so if there is a typo or something like this, please DON'T judge me.
    PPS: sorry for some words beeing all upper-case but my Phone autocorrect is doing that.

  • @QsTechService1
    @QsTechService1 4 ปีที่แล้ว

    It was worth a shot ..Surprised you got it off without a bottom heater ...or BGA station
    Those boards take so much heat Ridiculous amount of heat ..
    What is crazy is the slim models I’ve been seeing a lot of dead APU’s I’m thinking since they slammed the board down and made it thinner .. it’s not able to dissipate the heat through the board so the APU takes a lot of the heat ..Which is destroying them Or poorer manufacturing 👨‍🏭 Maybe one of these days when I get some time I will mess with some of that APU’s ..I wonder if capacitors on the top of the chips are shorting out 😳 And causing most of the problems with the APU’s

  • @MalyginS
    @MalyginS 4 ปีที่แล้ว

    the resistance of the gpu cpu apu is small and this is ok, usually the crystal falls off the substrate, you need to solder the bga chips with the help of the bottom heating.

  • @Brd-wv9io
    @Brd-wv9io 4 ปีที่แล้ว +1

    You REALLY need a better hot air gun. I suggest getting the Quick 861DE (The 1200 watt model) I've been using it for a while now and it's really good and it's cheap compared to the other professional hot air guns.

  • @Qban220
    @Qban220 4 ปีที่แล้ว

    Such low resistance is normal for Gpu, Cpu power rails. But the short you found, was too low considering your leads resistance it was almost at zero + good board confirmed it. Its the same part of the circuit.

  • @BikerBloke600
    @BikerBloke600 4 ปีที่แล้ว +1

    Jee Vince I was nearly going to call 999 there when I seen all that smoke. Mick 🤣🤣🤣👍🍻

    • @SMAAAASHTV
      @SMAAAASHTV 4 ปีที่แล้ว +3

      Remember it's no longer 999. The improved emergency number is 0118 999 881 999 119 7253.

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +1

      Haha. It was real hot. The whole room stunk !!! :-)

  • @user-hj2zt9ri6t
    @user-hj2zt9ri6t ปีที่แล้ว

    If it was showing open then i would have lifted the apu for reballing. a short under the BGA is near impossible as a ps4 wouldnt go above 80 or 100c usually.
    in this particular case, i would have injected a voltage (since it is a processor ,1V would be the max i would apply) hoping it could be one of the capacitors on top of the chip.

  • @kriswillems5661
    @kriswillems5661 4 ปีที่แล้ว +1

    Great find.

  • @020progamer
    @020progamer 4 ปีที่แล้ว

    I LOVE the intro

  • @MKTEKGURU93
    @MKTEKGURU93 4 ปีที่แล้ว +1

    Great video vince, :)
    I’m having a severe issue with my white ps4 CUH-1216A purchased off eBay in February, warranty seals intact, opened the console myself to inspect it, after updating swapping hard drives nothing,
    Dropped it into a local repair shop in UK they’ve kept it for months but just reposted it I’ve checked it over compared to when I sent it checked for shorts nothing.
    The shops got it to play Rahman for hours and TH-cam videos without crashing works online with 1 or 2 games it has the error C34878-0 not to sure what to do now Sony quoted £125 for another refurbished unit power supply fan and disc drive fine :) if you can let me know, if you’ll take it in for a video that will be perfect! Peace MKTEK :) cleaned it up best I can.

  • @Tribes11
    @Tribes11 4 ปีที่แล้ว

    That's why you should preheat the board with something to around 200°C and then apply the extra heat from the soldering station at max airflow, then the chip would come off easily.

  • @kodyoneill497
    @kodyoneill497 4 ปีที่แล้ว +1

    Have you tried to use a cheap thermal camera or isopropyl alcohol to see where the short is? With the alcohol you just look to see where it evaporates the fastest. Luis Rossman shows how that works in one of his videos

  • @shadowtheimpure
    @shadowtheimpure 4 ปีที่แล้ว +1

    Yeah, those APUs are an absolute bastard to desolder without a board preheater.

  • @fongy200
    @fongy200 3 ปีที่แล้ว

    Damn i had high hopes for you Vince. Ah well pal you can't win them all.

  • @RepairResell
    @RepairResell 4 ปีที่แล้ว +6

    I would like to do hot air soldering like you are doing but I have no idea which tools to buy. Any suggestions ? (Btw, I already have some experience in soldering)

    • @EvilWiffles
      @EvilWiffles 4 ปีที่แล้ว +1

      There are a lot of chinesium hot air stations you can buy. Not super reliable or accurate but they do the job on smaller packages.
      Atten ST-862D is probably going to be the better option and it's not very expensive.

    • @ogmudboned
      @ogmudboned 4 ปีที่แล้ว +1

      Start with a cheapo station. After 3 years I upgraded to a Hakko since I started to do more microsoldering repairs.

  • @larrythehedgehog
    @larrythehedgehog 4 ปีที่แล้ว +3

    haha i just got done watching the first one then i see this. nice!

  • @jaketapgameplay2345
    @jaketapgameplay2345 2 ปีที่แล้ว

    the main cause of that is overheating when it takes longer gaming and the exhaust fan is dirty too and the heatsink.can increase too much heat .to avoid that on your console u need a cooling fan at the back and to the side of these ps 4 slim

  • @Club_Michas
    @Club_Michas 4 ปีที่แล้ว +1

    Thanks @My Mate VINCE, now we know how we can quickly Check it's caused by the APU or not.
    When this CAP is shorted it's 100% the APU.

    • @Mymatevince
      @Mymatevince  4 ปีที่แล้ว +1

      I hope so, not all the comments on the video agree though.....time will tell on whether that cap is a reliable test or not :-)

  • @ventrue6516
    @ventrue6516 4 ปีที่แล้ว

    First I thought you'll literally fry the motherboard. This is something what makes an amateur like me anxious.

  • @technixbul
    @technixbul 4 ปีที่แล้ว

    For those big BGA chips you need bottom preheater and more power and area top heater, not more temperature because that is what kill the those chips if not dead yet

  • @Jayrod64
    @Jayrod64 4 ปีที่แล้ว +1

    Even though this PS4 was just downloading a game, it would not surprise me in the slightest if it overheated. Ever notice how when those things heat up under load, they practically sound like a jet engine taking off? Even the PS4 Pro, which is a more powerful system, has a rather offensive noise level compared to the Xbox One and especially a decent PC. I could rant about the noise level of the PS4 all day, but either way, I suspect it probably overheated.

    • @thewallduck2022
      @thewallduck2022 4 ปีที่แล้ว

      And they often blow out cold air, which is a sign of bad heat transfer.

  • @r.f.s.8766
    @r.f.s.8766 4 ปีที่แล้ว +1

    You said it right there in the beginning of the video why this has happened to your friends console! He downloaded a GOLF GAME!!! And what happened? The player Gods punished him right away for having such bad taste! Case closed! Leave it. It is justice!