Author Topic: Lab requirements for startup / testing for hw repair  (Read 1127 times)

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Offline ESXiTopic starter

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Lab requirements for startup / testing for hw repair
« on: June 20, 2021, 01:40:24 am »
I made up this list, for what I think is a good investment to start and make a small side business next to my reglualr job.
I might miss some stuff what do you guys think is it okay to begin with?

- Reflow workstation
   * Item: Quick 861DW ESD reflow station
- Binacolar microscope with possibility for camera 1080p at least with HDMI 1.4 >
   * Item: AmScope - SM-4NTP 7X-45X Simul-Focal Stereo Lockable Zoom Microscope on Dual Arm Boom Stand
- HDMI capture card PCI-e 16x
   * Item: Ezcap 324 Pcie Video Capture Card 4K30P/1080P120
- T12 Soldering station
   * Item: T12-952 Quicko Solder Digitale Station
- Still needed
   * Tweezers (good ones)
   * Kapton tape
   * Freeze Spray or isopropyl alcohol
   * Conformal coating (already have only need UV curable coating & laser)
   * Blades
   * AMTECH NC-559-V2-TF Flux
   * USB/USB-C amp test meter
   * Proper non CN crap programmer and proper clips with and logic level converter bi-directional and a piratebus for uart and other debugger stuff
   * QFN tools, adapter, solderpaste
   * Solder braid (restock)
   * Microscope camera 1080p with correct lens connector adapter
   * Fume extractor?  or RIP lungs, because I like PB in my shit.
   * A variable DC bench power supply & test leads/clips for various tasks
   * AMG8833 8X8 with wide angle lense? (thermal vision)

Any improvents to my list or is it ok?
« Last Edit: June 20, 2021, 01:58:47 am by ESXi »
my elcheapo lab:
Hantek DSO5102P, KSGER T12 STM32 V2.1S + safety mods, RD6018W DC variable power supply, Quick 861DW, Quick 201B, Telequipment D1011, Optika ST-50LED (ringlight modded)
 

Offline bob91343

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Re: Lab requirements for startup / testing for hw repair
« Reply #1 on: June 20, 2021, 03:27:30 am »
How about an oscilloscope and signal generator?  Hardware repair isn't just mechanical.
 
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Offline ESXiTopic starter

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Re: Lab requirements for startup / testing for hw repair
« Reply #2 on: June 20, 2021, 03:17:23 pm »
How about an oscilloscope and signal generator?  Hardware repair isn't just mechanical.
True, is there any decent usb oscilloscope or is it better to just avoid these and get a proper one.
my elcheapo lab:
Hantek DSO5102P, KSGER T12 STM32 V2.1S + safety mods, RD6018W DC variable power supply, Quick 861DW, Quick 201B, Telequipment D1011, Optika ST-50LED (ringlight modded)
 

Offline PKTKS

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Re: Lab requirements for startup / testing for hw repair
« Reply #3 on: June 20, 2021, 03:50:16 pm »

Any improvents to my list or is it ok?

A good VARIAC with a proper ISOLATION TRAFO.

*IF* you are really entering repair buzz

Paul
 

Offline ESXiTopic starter

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Re: Lab requirements for startup / testing for hw repair
« Reply #4 on: June 20, 2021, 06:32:45 pm »

Any improvents to my list or is it ok?

A good VARIAC with a proper ISOLATION TRAFO.

*IF* you are really entering repair buzz

Paul
Yep also good to have, it's no luxury. I found one a while ago was stupid enough not to purchase it.. Now my list quickly adds up and want to order quickly before new EU laws.
my elcheapo lab:
Hantek DSO5102P, KSGER T12 STM32 V2.1S + safety mods, RD6018W DC variable power supply, Quick 861DW, Quick 201B, Telequipment D1011, Optika ST-50LED (ringlight modded)
 

Online Bud

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Re: Lab requirements for startup / testing for hw repair
« Reply #5 on: June 20, 2021, 06:35:42 pm »
Sorry i am curious which laws?
Facebook-free life and Rigol-free shack.
 

Online themadhippy

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Re: Lab requirements for startup / testing for hw repair
« Reply #6 on: June 20, 2021, 07:08:42 pm »
Quote
Sorry i am curious which laws?
new vat rules strike the EU on July 1st
 

Offline kripton2035

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Re: Lab requirements for startup / testing for hw repair
« Reply #7 on: June 20, 2021, 07:16:58 pm »
seems it begins when you RECEIVE the items after 1st july. so you're almost already screwed with vat @ 0 EUR
 

Offline bob91343

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Re: Lab requirements for startup / testing for hw repair
« Reply #8 on: June 21, 2021, 12:08:09 am »
I would not, in general, get a USB scope.
 

Offline Weston

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Re: Lab requirements for startup / testing for hw repair
« Reply #9 on: June 21, 2021, 04:27:05 am »
Why the microscope camera and the video capture card? Are you planning on making youtube videos or something? Spend the money for that on a scope instead.

If you need to document something under the microscope you can just hold a phone camera up to the eyepiece.
 

Offline Berni

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Re: Lab requirements for startup / testing for hw repair
« Reply #10 on: June 21, 2021, 05:40:20 am »
It depends a lot on what are you going to be repairing.

Certain things can need a good deal of other test equipment to repair and verify it works. For example anything that is a measurement device you need some sort of calibration standard to verify it works. For power electronics like power supplies, VFD drives, Servo controllers etc you might need test equipment related to that as well as some test loads. If you are doing automotive electronics you might need a large collection of harnesses to connect to things and some tools to work with CAN and similar buses.

But most of all you need experience with the thing you are trying to fix. It is one thing when you buy a broken device from ebay listed as-is, then try to fix it. Repairs don't always go to plan and you end up causing more damage than good. For your own stuff that is no problem, but when providing it as a service you really don't want to make things worse on a device that does not belong to you. You can get some of this experience in a safer environment by starting off your repair career adventure by buying broken stuff, repairing it and then selling it as working. This makes it okay to mess up and gets you a feel for how much work it is to repair things.
 
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Offline ESXiTopic starter

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Re: Lab requirements for startup / testing for hw repair
« Reply #11 on: June 21, 2021, 07:35:10 pm »
It depends a lot on what are you going to be repairing.

Certain things can need a good deal of other test equipment to repair and verify it works. For example anything that is a measurement device you need some sort of calibration standard to verify it works. For power electronics like power supplies, VFD drives, Servo controllers etc you might need test equipment related to that as well as some test loads. If you are doing automotive electronics you might need a large collection of harnesses to connect to things and some tools to work with CAN and similar buses.

But most of all you need experience with the thing you are trying to fix. It is one thing when you buy a broken device from ebay listed as-is, then try to fix it. Repairs don't always go to plan and you end up causing more damage than good. For your own stuff that is no problem, but when providing it as a service you really don't want to make things worse on a device that does not belong to you. You can get some of this experience in a safer environment by starting off your repair career adventure by buying broken stuff, repairing it and then selling it as working. This makes it okay to mess up and gets you a feel for how much work it is to repair things.
Good advice, i got already a few repairs done and a few are still laying around need better equipment for it to do it properly. Already added test boards to my list for example hdmi port testing usb and such. It's basically just going to be a adventure indeed. I just start small but with proper tools now, or well better than what I have now for sure. Can't purchase proper stuff now, way too expensive. I basically sold some parts I had left from old projects and use this money to try this. The risk should be minimal and also not going to remove/bypass pfc or other security in a smps just to get it working, would prefer it to be done correctly obviously don't want to burn a house down.. For calibration and servo stuff, I will probably not touch that until I have better equipment and knowledge about these subjects, but who knows..
« Last Edit: June 21, 2021, 07:39:01 pm by ESXi »
my elcheapo lab:
Hantek DSO5102P, KSGER T12 STM32 V2.1S + safety mods, RD6018W DC variable power supply, Quick 861DW, Quick 201B, Telequipment D1011, Optika ST-50LED (ringlight modded)
 


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