Badcaps.net Forum
Go Back   Badcaps Forums > Search Forums
Register FAQ Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 25 of 500
Search took 0.01 seconds.
Search: Posts Made By: i4004
Forum: Frequently Asked Questions (No Posting) 07-26-2020, 10:26 AM
Replies: 16
Views: 37,323
Posted By i4004
Re: How To Stop CRT Flicker

crt doesn't even have the proper, discrete pixels, inspect it under magnifying glass. so text sharpness will always be lower than lcd.
but colors and hiding (for example) video/image compression...
Forum: Troubleshooting Power Supplies and Power Supply Design 07-26-2020, 09:39 AM
Replies: 35
Views: 4,247
Posted By i4004
Re: The Cheapest ATX Power Supply on Amazon Prime, How bad can it be?

dmill89, how are you scoping this, what's the load, ground clip length, probe position?
if you already wrote about it, please link it....

i sometimes feel "dumb" (purely resistive) loads are not...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 07-26-2020, 09:29 AM
Replies: 38
Views: 3,797
Posted By i4004
Re: How to correctly desolder through hole IC?

https://www.chipquik.com/store/index.php?cPath=200
Forum: General Computer & Tech Discussion 11-19-2018, 05:13 PM
Replies: 19
Views: 1,833
Posted By i4004
Re: BCN's Russian Ties! Supermicro P6DGS Build

win2k may support it somewhere, sometime, but xp supports it better, given that it works ok on xp on same 2007 mobo.
(and now you'll say that's too new for 2k to support? <wink>)

as for who...
Forum: General Computer & Tech Discussion 11-13-2018, 02:51 PM
Replies: 19
Views: 1,833
Posted By i4004
Re: BCN's Russian Ties! Supermicro P6DGS Build

2k not having a sleep (ie s3 stby) was a deal-breaker for me.
Forum: Troubleshooting TVs and Video Sources 11-06-2018, 04:16 PM
Replies: 18
Views: 1,069
Posted By i4004
Re: Any good resources on Sony TVs ?

yeap, that's the state of consumer electronics repair today.
you ask in the forum instead of asking sony.
(and i don't think real author. centers are any different)

i wonder, does even sony have...
Forum: General Computer & Tech Discussion 11-06-2018, 02:15 PM
Replies: 19
Views: 1,833
Posted By i4004
Re: BCN's Russian Ties! Supermicro P6DGS Build

that's a solid OS you got there, rock-solid.
Forum: General Capacitor Questions & Issues 11-06-2018, 02:12 PM
Replies: 49
Views: 3,682
Posted By i4004
Re: I Don't Understand

offcourse you did, there were no semiconductors on the top side, so nothing to rectify mains ac etc.

that small smps pos(like "cheap chinese piece of shit") has no power and that's why it starts...
Forum: General Computer & Tech Discussion 01-21-2018, 03:30 PM
Replies: 256
Views: 16,543
Posted By i4004
Re: Some serious security bug in INTEL CPUs?? Since Westmere possibly

stj, ^^ wow!
where was that written, i hear today fb takes accounts offline for much less! :)

this is overblown, just as most stories these days (politics becomes gossip rather quickly, science...
Forum: General Electronics Technical Discussion 09-28-2014, 03:53 PM
Replies: 53
Views: 7,742
Posted By i4004
Re: To overload or not to overload?

https://www.youtube.com/watch?feature=player_detailpage&v=Edel3eduRj4#t=1913
(wouldn't hurt to watch complete video either! <wink>
and now the thread has mikeselectricstuff and dave jones videos,...
Forum: General Computer & Tech Discussion 09-28-2014, 11:29 AM
Replies: 137
Views: 24,878
Posted By i4004
Re: Supermicro curse strikes again

clever (russian?) girl, she knows such a big iron makes no sense, so she's trying to make a pencil out of it!
<wink>
Forum: Troubleshooting Power Supplies and Power Supply Design 09-28-2014, 10:46 AM
Replies: 23
Views: 4,517
Posted By i4004
Re: Repairing PSU's for Resale: Is it Worth the Time & Hassle?

if so, wear protective gear on our eyes especially, chinese cheapos like to blow!
hehe...

and be aware you're working with mains voltage on primary side. get (or make) a tool to discharge mains...
Forum: General Electronics Technical Discussion 09-28-2014, 10:35 AM
Replies: 53
Views: 7,742
Posted By i4004
Re: To overload or not to overload?

(dunno if this was the most recent place you discussed this subject, but anyway...)

did any of you measure impedance of mobo on 5 and 12V rails vs. impedance of those resistors?

i feel...
Forum: Troubleshooting Power Supplies and Power Supply Design 09-28-2014, 09:36 AM
Replies: 23
Views: 4,517
Posted By i4004
Re: Repairing PSU's for Resale: Is it Worth the Time & Hassle?

no, new cheap chinese psus are just too cheap.
in that sense they're all more trouble than they're worth.

and people will prefer new chinese crap to decent used unit, and you don't have decent...
Forum: Troubleshooting Power Supplies and Power Supply Design 09-01-2014, 08:13 AM
Replies: 43
Views: 12,393
Posted By i4004
Re: The whole Two Transistor Thing

rievax, i think both everell and i are way passed the basics stage and working principles of smps are mainly absorbed....it's just that chinese make these things in a wrong way, removing all...
Forum: Troubleshooting Power Supplies and Power Supply Design 08-31-2014, 10:11 PM
Replies: 43
Views: 12,393
Posted By i4004
Re: The whole Two Transistor Thing

just about the only thing i figured out about 2tr +5vstb circuit is that no voltage on optocoupler (secondary side) means 2 transistors on primary side will blow...on first one i just forgot to put...
Forum: Troubleshooting TVs and Video Sources 06-25-2013, 09:41 AM
Replies: 0
Views: 1,751
Posted By i4004
Grundig Vision 3 26-3942T/C lcd tv dead

FSP139-3F01 smps power supply, and it got me stumped.
fuse was blowing, found the diode bridge with one shorted diode, but even with bridge out, the circuit doesn't really act like a typical smps,...
Forum: Troubleshooting Power Supplies and Power Supply Design 01-17-2010, 01:53 PM
Replies: 8
Views: 5,122
Posted By i4004
Re: Handy power supply tester

>I was surprised at the lack of interest in this handy ATX power supply tester.

not many deal with as many psus as you, and when they do, they can use meter(s)...

but it's a good thing, and i...
Forum: General Capacitor Questions & Issues 01-16-2010, 09:44 AM
Replies: 18
Views: 4,186
Posted By i4004
Re: Help and Isotope out

>cause I don't exactly have the circuit design from Asus, so I can't just guess

if it boots at all, you could measure the voltage on those caps...then you'll know.
if it doesn't boot, turning it...
Forum: General Capacitor Questions & Issues 01-16-2010, 12:36 AM
Replies: 18
Views: 4,186
Posted By i4004
Re: Help and Isotope out

>they're 680uf 4v

i know they are, but vrm is probably working on less than 4v voltage ergo 2.5v perhaps would fit...
and capacitance a bit up or down won't change much.

offcourse if you can...
Forum: General Capacitor Questions & Issues 01-15-2010, 10:49 PM
Replies: 18
Views: 4,186
Posted By i4004
Re: Help and Isotope out

what a weird looking thing, it looks like it's coming from 70s...

that chemicon kzg looks bulged to(?)

as for polymers...
perhaps...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 01-15-2010, 09:03 PM
Replies: 34
Views: 13,667
Posted By i4004
Re: A Lesson In How To Recap Profesionally.

yes, soldering guides and videos seem to have eluded our "master solderer"..heh...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 01-15-2010, 12:30 PM
Replies: 34
Views: 13,667
Posted By i4004
Re: A Lesson In How To Recap Profesionally.

i thought he would remove the caps once he saw he..hehm..destroyed it...
then try again with those caps on next board...
<wink>

those prices are pretty high for non-functioning gear(no matter...
Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals 01-15-2010, 10:29 AM
Replies: 34
Views: 13,667
Posted By i4004
Re: A Lesson In How To Recap Profesionally.

ok, but you didn't say does it work?

and what was the price?
Forum: Equipment Usage, Soldering, Techniques, and Reviews 01-14-2010, 04:32 PM
Replies: 29
Views: 7,000
Posted By i4004
Re: "f6" "f7" blue esr issue

http://en.wikipedia.org/wiki/Electronic_color_code#Resistor.2C_capacitor_and_inductor
and you have a nice color-coded table a bit below there...
Showing results 1 to 25 of 500

 
Forum Jump


Badcaps.net Technical Forums 2003 - 2021
Powered by vBulletin ®
Copyright ©2000 - 2021, Jelsoft Enterprises Ltd.
All times are GMT -6. The time now is 04:50 PM.
Did you find this forum helpful?