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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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Topics Statistics Last Post
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
579,593 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
1,329,162 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
11,921 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
7,339 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
433,664 views
0 likes
 Last Post jvyt
by jvyt
06-25-2009, 01:40 AM  
thermaltake w0009 420w - teapo SEK substitute? by timarlop
Started by timarlop, 01-25-2010, 12:44 PM
5 responses
5,283 views
0 likes
 Last Post timarlop
by timarlop
01-29-2010, 05:52 AM  
Reverse polarity damage to battery charger by Eagle2a
Started by Eagle2a, 01-25-2010, 11:55 AM
2 responses
5,676 views
0 likes
 Last Post stj
by stj
01-25-2010, 05:28 PM  
What is this? From board on range hood by timmy2
Started by timmy2, 01-17-2010, 06:42 PM
21 responses
8,172 views
0 likes
 Last Post bluto
by bluto
01-25-2010, 04:48 PM  
APC SmartUPS On-line SURT3000XLI by pedro
Started by pedro, 01-24-2010, 10:32 PM
2 responses
2,946 views
0 likes
 Last Post pedro
by pedro
01-25-2010, 09:44 AM  
Rosewill Green Series RG430-2 Recap by etnietering
Started by etnietering, 12-28-2009, 11:10 PM
20 responses
10,067 views
0 likes
 Last Post Krankshaft
by Krankshaft
01-25-2010, 12:10 AM  
D-Link DI-524 blown MP1410 DC-DC converter by japlytic
Started by japlytic, 01-24-2010, 03:46 AM
0 responses
3,234 views
0 likes
 Last Post japlytic
by japlytic
01-24-2010, 03:46 AM  
Apple iMac G5 2004 PSU gone by G5bye
Started by G5bye, 01-14-2010, 02:32 AM
11 responses
4,332 views
0 likes
 Last Post Toasty
by Toasty
01-24-2010, 01:28 AM  
Computer Power Supply: ST P3NB80FP by Thabto
Started by Thabto, 01-22-2010, 06:16 AM
5 responses
3,612 views
0 likes
 Last Post everell
by everell
01-22-2010, 05:16 PM  
AcBel PC6034 | HP Part # 5188-7602 by dood
Started by dood, 01-20-2010, 06:39 PM
0 responses
4,877 views
0 likes
 Last Post dood
by dood
01-20-2010, 06:39 PM  
Handy power supply tester by everell
Started by everell, 07-28-2009, 07:48 PM
8 responses
6,048 views
0 likes
 Last Post i4004
by i4004
01-17-2010, 01:53 PM  
CCFL inverter boosting? by torin3
Started by torin3, 11-25-2009, 04:19 PM
11 responses
4,421 views
0 likes
 Last Post Kevin O'Henly
by Kevin O'Henly
01-16-2010, 01:52 PM  
Replacing capacitor in powersupply for satelitte receiver by ismarhadzia
Started by ismarhadzia, 01-14-2010, 04:31 PM
2 responses
3,029 views
0 likes
 Last Post ismarhadzia
by ismarhadzia
01-15-2010, 11:16 AM  
PSU Overheating. by deckart
Started by deckart, 01-07-2010, 07:44 PM
1 response
2,548 views
0 likes
 Last Post stj
by stj
01-13-2010, 12:34 AM  
Solytech with no 2 transistor 5vsb circuit? by 370forlife
Started by 370forlife, 01-01-2010, 08:40 PM
21 responses
6,503 views
0 likes
 Last Post stj
by stj
01-06-2010, 09:37 PM  
Bestec power supply by sam67
Started by sam67, 01-01-2010, 03:00 PM
12 responses
4,555 views
0 likes
 Last Post everell
by everell
01-04-2010, 09:30 PM  
help please - antec trouble!(not caps) by stj
Started by stj, 12-27-2009, 07:03 PM
11 responses
3,592 views
0 likes
 Last Post stj
by stj
01-01-2010, 03:42 AM  
Antec PowerCache by MixMasta
Started by MixMasta, 11-20-2009, 01:11 PM
67 responses
14,445 views
0 likes
 Last Post Toasty
by Toasty
12-30-2009, 04:57 PM  
Dell 65W- AC Adapter by kacper69
Started by kacper69, 12-20-2009, 12:25 PM
3 responses
3,865 views
0 likes
 Last Post hardwareguy
by hardwareguy
12-29-2009, 02:57 AM  
Ripple decreased by changing cap diameter? by tj2
Started by tj2, 12-26-2009, 10:06 PM
4 responses
2,908 views
0 likes
 Last Post tj2
by tj2
12-28-2009, 05:13 PM  
Bad ripple on -12 V rail of recapped Macase MG-300EP: should I worry? by tj2
Started by tj2, 12-26-2009, 08:59 PM
1 response
2,516 views
0 likes
 Last Post linuxguru
by linuxguru
12-27-2009, 12:28 AM  
Question about Power supply output capacitors by POM_MJ
Started by POM_MJ, 12-25-2009, 11:10 PM
14 responses
5,960 views
0 likes
 Last Post POM_MJ
by POM_MJ
12-26-2009, 08:36 PM  
Problem with delta dps-700fb by 370forlife
Started by 370forlife, 12-20-2009, 08:45 AM
26 responses
7,191 views
0 likes
 Last Post Toasty
by Toasty
12-22-2009, 04:41 PM  
New Delta DPS-700FB-1 A won't run by Toasty
Started by Toasty, 10-01-2009, 06:07 PM
12 responses
5,492 views
0 likes
 Last Post i4004
by i4004
12-21-2009, 05:13 PM  
Adding polys to power supply by 370forlife
Started by 370forlife, 12-14-2009, 08:57 PM
5 responses
4,095 views
0 likes
 Last Post yanz
by yanz
12-20-2009, 03:18 AM  
Antec High Pitched Whine - Cause? by PCBONEZ
Started by PCBONEZ, 02-21-2008, 05:41 PM
12 responses
9,166 views
0 likes
 Last Post POM_MJ
by POM_MJ
12-19-2009, 09:44 PM  
External hard drive case with bad supply by goodpsusearch
Started by goodpsusearch, 12-17-2009, 06:20 PM
8 responses
3,666 views
0 likes
 Last Post i4004
by i4004
12-18-2009, 11:08 PM  
HEC-250LR-T with (or rather, without) exploded resistor by Agent24
Started by Agent24, 12-13-2009, 11:46 PM
1 response
2,926 views
0 likes
 Last Post everell
by everell
12-15-2009, 06:45 PM  
Bad caps in FSP FX700-GLN by hardwareguy
Started by hardwareguy, 06-22-2009, 08:02 PM
3 responses
2,992 views
0 likes
 Last Post PCBONEZ
by PCBONEZ
12-14-2009, 06:34 AM  
OCZ modxstream pro 700w blowing fuses by Sylvester
Started by Sylvester, 12-06-2009, 05:50 PM
2 responses
3,634 views
0 likes
 Last Post Agent24
by Agent24
12-14-2009, 12:40 AM  
Atng Ap-500x by 370forlife
Started by 370forlife, 12-12-2009, 01:00 PM
5 responses
4,947 views
0 likes
 Last Post Agent24
by Agent24
12-13-2009, 11:34 PM  
Tagan TG330 Power Supply by robert
Started by robert, 12-12-2009, 05:46 PM
9 responses
3,736 views
0 likes
 Last Post robert
by robert
12-13-2009, 03:51 PM  
mini switchmode fire starter ? by fabricator
Started by fabricator, 12-04-2009, 07:47 AM
8 responses
3,284 views
0 likes
 Last Post ddscentral
by ddscentral
12-11-2009, 01:27 PM  
FSP300 problems - replacement recommendation? by yyonline
Started by yyonline, 12-07-2009, 08:51 PM
8 responses
3,350 views
0 likes
 Last Post c_hegge
by c_hegge
12-08-2009, 07:42 PM  
Rosewill RD600N-2SB-SL-BK review @ hardware secrets by 370forlife
Started by 370forlife, 12-06-2009, 08:11 AM
11 responses
3,542 views
0 likes
 Last Post i4004
by i4004
12-06-2009, 09:24 PM  
Solder on filter coil by MixMasta
Started by MixMasta, 12-03-2009, 09:49 PM
14 responses
3,606 views
0 likes
 Last Post MixMasta
by MixMasta
12-06-2009, 09:14 PM  
For the tiny small uF caps, why do they use electrolytics? by PCBONEZ
Started by PCBONEZ, 11-06-2009, 10:47 AM
9 responses
5,306 views
0 likes
 Last Post PCBONEZ
by PCBONEZ
12-06-2009, 04:35 PM  
Atng by 370forlife
Started by 370forlife, 12-05-2009, 06:43 PM
2 responses
2,765 views
0 likes
 Last Post 370forlife
by 370forlife
12-05-2009, 08:06 PM  
Macron MPT-461 by davmax
Started by davmax, 08-02-2006, 02:31 AM
7 responses
5,427 views
0 likes
 Last Post ratdude747
by ratdude747
12-02-2009, 09:11 AM  
Another iMac PSU (614-0352) by oldhat
Started by oldhat, 10-06-2009, 05:48 PM
7 responses
3,426 views
0 likes
 Last Post Toasty
by Toasty
12-01-2009, 04:04 PM  
Newton NPS-160DB REBUILD by weirdlookinguy
Started by weirdlookinguy, 11-23-2009, 07:21 PM
5 responses
3,375 views
0 likes
 Last Post PCBONEZ
by PCBONEZ
11-30-2009, 10:00 PM  
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