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    Raspberry Pi 3 Slim

    Scheduled Pinned Locked Moved General Discussion and Gaming
    pi 3
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    • obsidianspiderO
      obsidianspider @lilbud
      last edited by

      @lilbud Desoldering parts from a Pi3 is no joke.

      📷 @obsidianspider

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      • P
        PetroRie
        last edited by

        Hah I had this crazy idea long time ago, I guess I wasn't crazy at all. I would prefer this one over the zero simply because it's faster. Never understood why people didn't do it.

        I agree with @obsidianspider anyone who ever used a desolder pump knows this can be a pain in the butt, desolderbraids can be extremely messy especially if you're working with smd instead of trough hole.

        obsidianspiderO 1 Reply Last reply Reply Quote 0
        • obsidianspiderO
          obsidianspider @PetroRie
          last edited by

          @petrorie Stripping down a Pi was a bigger challenge than I originally anticipated.

          alt text

          📷 @obsidianspider

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          • P
            PetroRie @obsidianspider
            last edited by

            @obsidianspider I like it how you sawed off a part of the PCB lol. Those USB ports still would work if you wired an USB chassis socket to the GBA case.

            I have a similar project in mind for in the future but I don't need to strip it down. I want to make a mini snes, I'm going to use a 1tb Pi drive, I will get a power supply of 5v 4a, I also need a powered USB hub, all of this will be inside the case. Once I get all the parts I will create a SNES case in 3d and see how everything will fit inside it along with all the chassis connectors etc. Once I put everything together I will send my 3d model to a Chinese cnc milling company and get an snes case of aluminium, paint it and assembling all the parts. I'm still working on a reset button and a power switch which need to work just as the original ones.

            It's just a crazy concept I have been playing around with for the last couple weeks. Seeing projects like yours really motivates me, it's just amazing what people have created here on the board (and also on YouTube).

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            • ExarKunIvE
              ExarKunIv
              last edited by

              i removed all my GPIO pins and soldered my wires underneath the board for a nice clean look.

              i also connected wires to two of the USB ports so i did not have anything sticking out of the back.

              glad that im not alone on removing parts from the board

              RPi3B+ / 200GB/ RetroPie v4.5.14, RPi4 Model B 4gb / 256gb / RetroPie 4.8.2
              RPi5 4gb / 512gb / RetroPie 4.8.9 -Basic
              Maintainer of RetroPie-Extra .

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              • T
                thedeathstar @PetroRie
                last edited by

                @petrorie Sorry to stray off the topic, but what powered usb hub would you recommend? I'm having a hard time finding anything I like.

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                  thedeathstar @obsidianspider
                  last edited by

                  @obsidianspider How's the heat with that in a handheld?

                  obsidianspiderO 1 Reply Last reply Reply Quote 0
                  • N
                    Newellj79
                    last edited by

                    I desolder usb ports and ethernet port to fit it in a nes cart, it sucked! I didn't even take picture because the board is a mess.... But it works...

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                    • P
                      PetroRie @thedeathstar
                      last edited by

                      @thedeathstar I'm going to be really honest with you, I've still haven't checked it out. I've done some research and I've concluded that it is possible to power up the Pi via a powered USB HUB. But I also read that the power supplies of some USB hubs don't work properly used in a setup like this.

                      It can be easily solved if you use a power supply which gives you more amps; one like this would be good:

                      http://www.ebay.com/itm/AC-100V-240V-DC-5V-5A-Adjust-Universal-Regulated-Switching-Power-Supply-25W-New-/350944322084

                      So instead of using the original power supply which came with your hub you're going to use the one I posted. It has an output of 5amps. Some may say its overkill but a PS4 controller draws 700mA, so four of these would be 2.8amp and thats without a keyboard, mouse, fan and bluetooth dongle.

                      This might be the reason why people fail with them. All the peripherals they've connected to the HUB and Pi are drawing to much amps than what the power supply can put out.

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                      • obsidianspiderO
                        obsidianspider @thedeathstar
                        last edited by

                        @thedeathstar said in Raspberry Pi 3 Slim:

                        @obsidianspider How's the heat with that in a handheld?

                        I haven't finished the build, but I let it run Mario 64 for an hour with a lipo sitting directly on the SOC and it seemed fine.

                        📷 @obsidianspider

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                        • MayKM
                          MayK
                          last edited by

                          For those talking about desoldering USB ports... I feel your pain.

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                          • T
                            thedeathstar @PetroRie
                            last edited by

                            @petrorie Awesome. Can that be the usb A from the port into one of the four usb A's on the pi, or does it have to go into the micro?

                            Do you have to worry about too much current into the pie with the 5 A, or is that not an issue?

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                            • ExarKunIvE
                              ExarKunIv
                              last edited by

                              most of the time when im working on my Pi when im not home. i use a powered USB hub. i get the lighting bolt in the corner, but i only have a HID plugin. i have never had a problem with under current

                              RPi3B+ / 200GB/ RetroPie v4.5.14, RPi4 Model B 4gb / 256gb / RetroPie 4.8.2
                              RPi5 4gb / 512gb / RetroPie 4.8.9 -Basic
                              Maintainer of RetroPie-Extra .

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                              • ExarKunIvE
                                ExarKunIv
                                last edited by

                                here is my de-solder work

                                alt text

                                my new connectors

                                alt text

                                RPi3B+ / 200GB/ RetroPie v4.5.14, RPi4 Model B 4gb / 256gb / RetroPie 4.8.2
                                RPi5 4gb / 512gb / RetroPie 4.8.9 -Basic
                                Maintainer of RetroPie-Extra .

                                1 Reply Last reply Reply Quote 1
                                • P
                                  PetroRie @ExarKunIv
                                  last edited by

                                  @exarkuniv said in Raspberry Pi 3 Slim:

                                  most of the time when im working on my Pi when im not home. i use a powered USB hub. i get the lighting bolt in the corner, but i only have a HID plugin. i have never had a problem with under current

                                  Huh, you'll get the icon if your power supply doesn't supply enough current. Just out of curiosity how much amps does your power supply deliver?

                                  ExarKunIvE T 2 Replies Last reply Reply Quote 0
                                  • ExarKunIvE
                                    ExarKunIv @PetroRie
                                    last edited by

                                    @petrorie

                                    i know that it is under current, but im not going to go behind my TV and unplug the good one i have. just so i can go to work and work on my Pi

                                    and my hub is 1.2 amp

                                    RPi3B+ / 200GB/ RetroPie v4.5.14, RPi4 Model B 4gb / 256gb / RetroPie 4.8.2
                                    RPi5 4gb / 512gb / RetroPie 4.8.9 -Basic
                                    Maintainer of RetroPie-Extra .

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                                    • spruce_m00seS
                                      spruce_m00se
                                      last edited by

                                      I have a pi that i removed the usb, ethernet, power socket and audio socket from.
                                      I wanted to save the sockets for further use, and to put them on the end of a ribbon cable. removing them is easy enough, although harder than usual. Doing it without destroying the original connector is a lot more complicated.

                                      I dont think I will be doing it again.

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                                      • T
                                        thedeathstar @PetroRie
                                        last edited by

                                        @petrorie Yeah, that was a dumb question. Ignore it.

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