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Troubleshooting Power Supplies and Power Supply Design

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Technical discussion for power supplies. This covers PC supplies, and any other related power supply issue. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!

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Sticky: the gutless, bloated, and fried power supply hall of shame by ratdude747
Started by ratdude747, 12-18-2009, 05:18 AM
1,759 responses
579,570 views
0 likes
 Last Post PeteS in CA
by PeteS in CA
09-16-2024, 04:31 PM  
Sticky: Power supply build quality pictorial. part 2 by kc8adu
Started by kc8adu, 06-29-2009, 01:23 PM
3,227 responses
1,329,126 views
0 likes
 Last Post japlytic
by japlytic
09-14-2024, 07:04 PM  
Sticky: List of pin compatible pwm/supervisor PSU ICs by Quaddro
Started by Quaddro, 12-06-2019, 02:54 AM
18 responses
11,919 views
0 likes
 Last Post tartuf
by tartuf
01-17-2023, 06:36 PM  
Sticky: WARNING: Live heatsinks & single pole on/off switches in switching power supplies by Per Hansson
Started by Per Hansson, 06-09-2021, 12:01 PM
6 responses
7,334 views
0 likes
 Last Post RJARRRPCGP
by RJARRRPCGP
12-29-2021, 12:12 AM  
Sticky: The PSU FAQ by PeteS in CA
Started by PeteS in CA, 08-28-2005, 04:29 PM
55 responses
124,645 views
0 likes
 Last Post bianchi77
by bianchi77
08-31-2016, 11:54 PM  
Sticky: General PSU Discussion and FAQ contributions by PeteS in CA
Started by PeteS in CA, 08-28-2005, 04:29 PM
20 responses
68,818 views
0 likes
 Last Post moe2020
by moe2020
10-04-2015, 12:04 AM  
Sticky: Power supply build quality pictorial DISCUSSION by dood
Started by dood, 12-21-2005, 03:39 PM
353 responses
220,548 views
0 likes
 Last Post momaka
by momaka
06-19-2014, 12:52 PM  
Closed, Sticky: Power supply build quality pictorial.closed.use part 2 by dood
Started by dood, 12-21-2005, 03:39 PM
410 responses
433,660 views
0 likes
 Last Post jvyt
by jvyt
06-25-2009, 01:40 AM  
Why does the +12v cap always seem to die first? by Maxxarcade
Started by Maxxarcade, 10-21-2006, 11:54 AM
5 responses
3,121 views
0 likes
 Last Post gonzo0815
by gonzo0815
10-23-2006, 07:18 AM  
Vantec Stealth 520W has crap caps... by Maxxarcade
Started by Maxxarcade, 10-21-2006, 11:31 AM
4 responses
2,964 views
0 likes
 Last Post linuxguru
by linuxguru
10-22-2006, 06:49 AM  
Help with replacing caps in a G4 Sawtooth PS (Delta DPS-338BB) by ran
Started by ran, 10-17-2006, 08:35 PM
19 responses
8,429 views
0 likes
 Last Post ran
by ran
10-20-2006, 10:56 PM  
Elecool (LC-Power) LW-7250 Plus by UraBahn
Started by UraBahn, 10-07-2006, 10:42 PM
3 responses
3,329 views
0 likes
 Last Post UraBahn
by UraBahn
10-20-2006, 07:40 PM  
Watts vs. heat by CAD4466HK
Started by CAD4466HK, 09-27-2006, 05:28 PM
2 responses
2,820 views
0 likes
 Last Post 999999999
by 999999999
10-19-2006, 12:56 AM  
Antec TruePower 2.0 series? by incapacitance
Started by incapacitance, 01-26-2006, 03:36 AM
10 responses
5,686 views
0 likes
 Last Post linuxguru
by linuxguru
10-17-2006, 11:27 PM  
Need advice on new power supply by Maxxarcade
Started by Maxxarcade, 10-15-2006, 08:09 PM
5 responses
3,006 views
0 likes
 Last Post Maxxarcade
by Maxxarcade
10-16-2006, 09:06 AM  
Let's play,"Guess that PSU!" by CAD4466HK
Started by CAD4466HK, 09-27-2006, 04:02 PM
17 responses
5,190 views
0 likes
 Last Post yanz
by yanz
10-16-2006, 12:03 AM  
KME PX-300w by willawake
Started by willawake, 10-03-2006, 06:29 AM
19 responses
5,852 views
0 likes
 Last Post PeteS in CA
by PeteS in CA
10-13-2006, 01:02 PM  
430W (Ya Right) by Maxxarcade
Started by Maxxarcade, 10-10-2006, 06:23 PM
13 responses
4,414 views
0 likes
 Last Post jonnyGURU
by jonnyGURU
10-13-2006, 09:55 AM  
Fp-200pl by Rainbow
Started by Rainbow, 10-12-2006, 03:21 PM
2 responses
3,333 views
0 likes
 Last Post Rainbow
by Rainbow
10-13-2006, 01:36 AM  
PSU Rectifier diodes by Super Nade
Started by Super Nade, 09-15-2006, 06:41 AM
12 responses
4,636 views
0 likes
 Last Post yanz
by yanz
10-12-2006, 12:02 AM  
Who is the OEM of the by JEDIYoda
Started by JEDIYoda, 10-11-2006, 11:53 AM
3 responses
3,246 views
0 likes
 Last Post yanz
by yanz
10-11-2006, 11:39 PM  
UPS problems with electrical generators by nova
Started by nova, 10-03-2006, 05:12 PM
6 responses
5,120 views
0 likes
 Last Post Maxxarcade
by Maxxarcade
10-07-2006, 10:02 PM  
I hate a PSU because it is industrial/server and has no bling. by Super Nade
Started by Super Nade, 10-05-2006, 08:11 AM
21 responses
6,444 views
0 likes
 Last Post arneson
by arneson
10-06-2006, 10:43 PM  
Help me identify part - SD4 0G (diode) by skafiskafnjak
Started by skafiskafnjak, 10-05-2006, 01:42 PM
2 responses
4,006 views
0 likes
 Last Post skafiskafnjak
by skafiskafnjak
10-05-2006, 10:30 PM  
470 µf 200 V JEE by cybe
Started by cybe, 10-01-2006, 10:52 AM
11 responses
4,509 views
0 likes
 Last Post cybe
by cybe
10-04-2006, 02:08 PM  
Recapping my PSU (non PFC) & a little modification by yanz
Started by yanz, 02-15-2006, 04:47 AM
31 responses
17,369 views
0 likes
 Last Post linuxguru
by linuxguru
10-04-2006, 12:22 PM  
Nanopoint(Tagan) by CAD4466HK
Started by CAD4466HK, 09-29-2006, 11:37 AM
8 responses
3,832 views
0 likes
 Last Post Oklahoma Wolf
by Oklahoma Wolf
10-01-2006, 11:03 PM  
Supermicro PWS-0035 by Emacs
Started by Emacs, 10-01-2006, 03:49 PM
4 responses
3,197 views
0 likes
 Last Post Emacs
by Emacs
10-01-2006, 08:22 PM  
MGE XG Magnum 500w (Lifetime Warranty) by Howie
Started by Howie, 09-30-2006, 08:06 PM
6 responses
3,918 views
0 likes
 Last Post arneson
by arneson
10-01-2006, 03:51 PM  
Autopsy Pics by CAD4466HK
Started by CAD4466HK, 09-28-2006, 06:40 PM
4 responses
3,712 views
0 likes
 Last Post CAD4466HK
by CAD4466HK
09-30-2006, 02:56 PM  
New PSU Spec from Intel by CAD4466HK
Started by CAD4466HK, 09-29-2006, 02:45 AM
9 responses
3,077 views
0 likes
 Last Post gonzo0815
by gonzo0815
09-30-2006, 11:21 AM  
Dell Optiplex GX150 mini tower PSU by Junk Parts
Started by Junk Parts, 09-30-2006, 11:00 AM
0 responses
2,266 views
0 likes
 Last Post Junk Parts
by Junk Parts
09-30-2006, 11:00 AM  
Ancient KME 230W AT PSU rebuild by UraBahn
Started by UraBahn, 09-11-2006, 02:25 AM
10 responses
4,791 views
0 likes
 Last Post yanz
by yanz
09-30-2006, 03:56 AM  
Nextherm? by viethr
Started by viethr, 09-27-2006, 07:28 PM
3 responses
2,513 views
0 likes
 Last Post yanz
by yanz
09-29-2006, 03:14 AM  
Here's a easy one! by CAD4466HK
Started by CAD4466HK, 09-28-2006, 04:05 PM
9 responses
3,426 views
0 likes
 Last Post CAD4466HK
by CAD4466HK
09-29-2006, 03:13 AM  
Fortron FSP300-60BT PSU (300W) by yanz
Started by yanz, 09-26-2006, 12:49 PM
12 responses
7,871 views
0 likes
 Last Post yanz
by yanz
09-29-2006, 02:13 AM  
2 seasonic "super tornado 400" bad ost caps. by kc8adu
Started by kc8adu, 09-16-2006, 05:43 PM
13 responses
4,187 views
0 likes
 Last Post gonzo0815
by gonzo0815
09-26-2006, 05:59 PM  
comp usa 250 atx by kc8adu
Started by kc8adu, 09-22-2006, 05:40 PM
8 responses
3,581 views
0 likes
 Last Post yanz
by yanz
09-26-2006, 12:38 PM  
Antec SL350 by daloyal1
Started by daloyal1, 09-25-2006, 02:55 AM
2 responses
3,199 views
0 likes
 Last Post yanz
by yanz
09-26-2006, 12:21 PM  
Bestec ATX-1956D from HP by Maxxarcade
Started by Maxxarcade, 09-25-2006, 01:23 PM
4 responses
3,538 views
0 likes
 Last Post Maxxarcade
by Maxxarcade
09-26-2006, 11:12 AM  
real pc power(powmax) by kc8adu
Started by kc8adu, 04-21-2006, 09:27 AM
15 responses
4,454 views
0 likes
 Last Post willawake
by willawake
09-24-2006, 06:04 AM  
Ans Lc-a250atx by Rainbow
Started by Rainbow, 09-20-2006, 10:00 AM
3 responses
3,098 views
0 likes
 Last Post yanz
by yanz
09-24-2006, 03:27 AM  
adding ceramic caps in parrallel? by WeStSiDePLaYa
Started by WeStSiDePLaYa, 08-18-2006, 12:08 PM
4 responses
3,520 views
0 likes
 Last Post yanz
by yanz
09-24-2006, 01:53 AM  
Which primaries should i use? by WeStSiDePLaYa
Started by WeStSiDePLaYa, 09-23-2006, 07:37 AM
3 responses
3,108 views
0 likes
 Last Post yanz
by yanz
09-24-2006, 01:50 AM  
Hec 300w LRPTF by Aleksi
Started by Aleksi, 08-26-2006, 11:33 AM
7 responses
5,203 views
0 likes
 Last Post 999999999
by 999999999
09-22-2006, 12:07 PM  
Power Supply to thes LEDs by Leef
Started by Leef, 09-19-2006, 07:58 PM
1 response
2,472 views
0 likes
 Last Post 999999999
by 999999999
09-22-2006, 11:37 AM  
Three phase EMI Filter design by francois
Started by francois, 09-21-2006, 01:38 AM
1 response
2,711 views
0 likes
 Last Post gonzo0815
by gonzo0815
09-21-2006, 10:08 AM  
Compaq 1997 "ATX" PSU by Rainbow
Started by Rainbow, 09-13-2006, 01:19 PM
4 responses
2,930 views
0 likes
 Last Post yanz
by yanz
09-19-2006, 08:08 AM  
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