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
580,724 views
0 reactions
 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
1,334,373 views
0 reactions
 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
12,079 views
0 reactions
 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
7,372 views
0 reactions
 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
124,677 views
0 reactions
 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
68,851 views
0 reactions
 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
220,649 views
0 reactions
 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
434,014 views
0 reactions
 Last Post jvyt
by jvyt
06-25-2009, 01:40 AM
Huntkey finally got something right...
by Th3_uN1Qu3
Started by Th3_uN1Qu3, 08-19-2011, 04:06 PM
10 responses
3,972 views
0 reactions
 Last Post mockingbird
by mockingbird
08-21-2011, 03:33 PM
Bad PSU coil box smoking!
by Fstarkdwolf
Started by Fstarkdwolf, 08-21-2011, 07:00 AM
0 responses
1,983 views
0 reactions
 Last Post Fstarkdwolf
by Fstarkdwolf
08-21-2011, 07:00 AM
External 5.25 enclosure PSU
by marcus905
Started by marcus905, 07-30-2011, 10:08 AM
13 responses
5,792 views
0 reactions
 Last Post marcus905
by marcus905
08-20-2011, 06:12 PM
Speaker Power Brick Broke. Replace with laptop Power brick?
by newtoCaps101
Started by newtoCaps101, 08-19-2011, 08:30 AM
4 responses
3,337 views
0 reactions
 Last Post newtoCaps101
by newtoCaps101
08-19-2011, 11:22 AM
powersupply noisey fan after clean up?
by newtoCaps101
Started by newtoCaps101, 07-26-2011, 03:35 AM
4 responses
2,976 views
0 reactions
 Last Post newtoCaps101
by newtoCaps101
08-19-2011, 03:41 AM
How can PC PSUs use such small transformers and have a BIG output?
by TheLaw
Started by TheLaw, 08-15-2011, 08:48 PM
21 responses
8,004 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
08-18-2011, 08:17 AM
need help ..COOLERMASTER RP-650-PCAR trouble ..
by holmes222
Started by holmes222, 08-12-2011, 05:59 PM
9 responses
4,752 views
0 reactions
 Last Post holmes222
by holmes222
08-13-2011, 06:19 PM
Fsp250-60pn
by mcdaydavies
Started by mcdaydavies, 08-10-2011, 05:16 AM
10 responses
3,383 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
08-11-2011, 03:23 AM
USB ports misbehaving due to PSU
by berniedd
Started by berniedd, 08-06-2011, 09:00 AM
4 responses
3,048 views
0 reactions
 Last Post berniedd
by berniedd
08-10-2011, 09:48 AM
Need Help, First time Ordering a Cap for a PSU for a Computer
by Xtremepayne
Started by Xtremepayne, 08-10-2011, 02:29 AM
2 responses
3,225 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
08-10-2011, 09:41 AM
Rexpower PL-400 rebuild
by c_hegge
Started by c_hegge, 09-20-2010, 05:47 AM
95 responses
35,288 views
0 reactions
 Last Post c_hegge
by c_hegge
08-10-2011, 05:02 AM
Benchtop Power Supply troubleshooting
by bw1
Started by bw1, 07-25-2011, 02:26 PM
7 responses
3,705 views
0 reactions
 Last Post bw1
by bw1
08-09-2011, 08:16 PM
APC Smart UPS 1400 XL troubleshooting
by drescherjm
Started by drescherjm, 08-08-2011, 07:03 PM
4 responses
5,236 views
0 reactions
 Last Post Toasty
by Toasty
08-08-2011, 10:04 PM
How bad is this phone charger?
by lti
Started by lti, 08-03-2011, 09:14 PM
11 responses
5,994 views
0 reactions
 Last Post lti
by lti
08-06-2011, 05:59 PM
Modding an atx psu
by m4ge123
Started by m4ge123, 08-04-2011, 05:52 PM
5 responses
4,200 views
0 reactions
 Last Post m4ge123
by m4ge123
08-05-2011, 05:45 AM
Cannot identify component on FSP300-60BTV
by BillyJack
Started by BillyJack, 08-04-2011, 08:45 PM
1 response
2,191 views
0 reactions
 Last Post mockingbird
by mockingbird
08-04-2011, 10:45 PM
Antec True Power Recap
by djrock
Started by djrock, 08-01-2011, 08:10 PM
5 responses
4,258 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
08-04-2011, 08:28 PM
My PCP&C Silencer 750 seems to be a bit dodgy
by hardwareguy
Started by hardwareguy, 08-01-2011, 11:10 PM
15 responses
3,718 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
08-03-2011, 07:12 AM
Help With ATX smps
by papabol_24
Started by papabol_24, 08-02-2011, 02:27 PM
0 responses
2,115 views
0 reactions
 Last Post papabol_24
by papabol_24
08-02-2011, 02:27 PM
The big main filter cap
by Rob Northen
Started by Rob Northen, 07-30-2011, 06:33 PM
5 responses
4,100 views
0 reactions
 Last Post TheLaw
by TheLaw
07-30-2011, 09:21 PM
Replacing primary capacitors in P5-545K8
by rogfanther
Started by rogfanther, 07-18-2011, 06:13 PM
8 responses
3,296 views
0 reactions
 Last Post Toasty
by Toasty
07-24-2011, 10:02 AM
Antec SL300S Standby Voltage high.
by jdTech
Started by jdTech, 07-04-2011, 09:50 PM
10 responses
4,220 views
0 reactions
 Last Post everell
by everell
07-23-2011, 05:54 AM
Capacitor source.
by lifeatthesharpend
Started by lifeatthesharpend, 07-22-2011, 09:20 PM
4 responses
2,284 views
0 reactions
 Last Post Topcat
by Topcat
07-22-2011, 10:34 PM
10/100 Ethernet Hub Dead
by Solder Boy
Started by Solder Boy, 07-19-2011, 10:48 AM
9 responses
4,114 views
0 reactions
 Last Post momaka
by momaka
07-22-2011, 08:15 PM
E13009F and J13009-2
by squeeish
Started by squeeish, 07-18-2011, 06:28 AM
4 responses
3,813 views
0 reactions
 Last Post squeeish
by squeeish
07-21-2011, 11:56 PM
Mosfet test
by xboxhaxorz
Started by xboxhaxorz, 07-16-2011, 06:12 PM
5 responses
3,793 views
0 reactions
 Last Post momaka
by momaka
07-21-2011, 08:56 PM
Converting 110/220V supply to autovolt
by rogfanther
Started by rogfanther, 07-21-2011, 09:05 AM
3 responses
2,508 views
0 reactions
 Last Post 370forlife
by 370forlife
07-21-2011, 10:40 AM
Here's one for y'all....
by bw1
Started by bw1, 07-20-2011, 11:22 AM
3 responses
2,444 views
0 reactions
 Last Post digge
by digge
07-21-2011, 06:53 AM
Need Help Identify part on Delta DPS-283AP
by taydu
Started by taydu, 07-14-2011, 01:36 PM
1 response
3,291 views
0 reactions
 Last Post Agent24
by Agent24
07-21-2011, 02:02 AM
AcBel 1000uF 10V Cap broke off. Newbie Needs some advice.
by newtoCaps101
Started by newtoCaps101, 07-19-2011, 08:55 PM
3 responses
2,566 views
0 reactions
 Last Post lti
by lti
07-19-2011, 10:31 PM
Fsp spi-200g
by pdavid
Started by pdavid, 07-18-2011, 09:15 AM
4 responses
3,030 views
0 reactions
 Last Post Th3_uN1Qu3
by Th3_uN1Qu3
07-19-2011, 11:38 AM
Is battery charger ok......
by Welchs101
Started by Welchs101, 07-15-2011, 03:24 PM
3 responses
2,261 views
0 reactions
 Last Post Longbow
by Longbow
07-16-2011, 09:40 AM
ISO-P500SPP Passive PFC capacitors
by Devis
Started by Devis, 07-14-2011, 01:13 PM
3 responses
3,097 views
0 reactions
 Last Post momaka
by momaka
07-14-2011, 09:25 PM
Antec Truepower Trio Trouble
by c_hegge
Started by c_hegge, 07-08-2011, 01:53 AM
1 response
3,098 views
0 reactions
 Last Post c_hegge
by c_hegge
07-14-2011, 08:40 PM
Delta DPS-250AB-8 and barbecued Toroids
by rogfanther
Started by rogfanther, 07-14-2011, 10:43 AM
0 responses
3,427 views
0 reactions
 Last Post rogfanther
by rogfanther
07-14-2011, 10:43 AM
Compaq pdp117p
by sorinede
Started by sorinede, 07-12-2011, 01:12 AM
2 responses
3,705 views
0 reactions
 Last Post sorinede
by sorinede
07-12-2011, 01:29 AM
Ultra X-ULT500P Experience?
by KenOlson
Started by KenOlson, 07-07-2011, 09:12 AM
6 responses
6,140 views
0 reactions
 Last Post larrymoencurly
by larrymoencurly
07-12-2011, 12:04 AM
Dell 2300 PSU Experience?
by KenOlson
Started by KenOlson, 07-11-2011, 01:47 PM
5 responses
2,854 views
0 reactions
 Last Post lti
by lti
07-11-2011, 05:22 PM
Output inductor replacement on FSP 700 PSU
by badcapsal
Started by badcapsal, 07-10-2011, 10:10 AM
8 responses
4,018 views
0 reactions
 Last Post Th3_uN1Qu3
by Th3_uN1Qu3
07-11-2011, 02:45 PM
Replacement Caps, Elektrolyt vers Foil
by arrudi
Started by arrudi, 07-09-2011, 05:23 AM
4 responses
2,565 views
0 reactions
 Last Post PCBONEZ
by PCBONEZ
07-10-2011, 02:59 AM
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