Troubleshooting Power Supplies and Power Supply Design

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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 581,194 views 0 reactions	Last Post 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 1,340,905 views 0 reactions	Last Post 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 12,179 views 0 reactions	Last Post 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 7,392 views 0 reactions	Last Post 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 124,709 views 0 reactions	Last Post 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 68,861 views 0 reactions	Last Post 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 220,731 views 0 reactions	Last Post 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 434,192 views 0 reactions	Last Post by jvyt 06-25-2009, 01:40 AM
Help for repairing Delta PSU (DPS-200PB-189A) by Arise Started by Arise, 12-20-2018, 01:00 AM	3 responses 2,076 views 0 reactions	Last Post by R_J 12-20-2018, 10:05 AM
Lite-ON PS-6311-2d2 [Dell L305N-00] – recapping info and mods by momaka Started by momaka, 11-11-2018, 04:07 PM	3 responses 2,470 views 0 reactions	Last Post by SoporteHR 12-18-2018, 05:46 AM
Power Adapter Chino No Working, Failed VCC IC UC3842 by SoporteHR Started by SoporteHR, 12-13-2018, 01:46 PM	10 responses 1,907 views 0 reactions	Last Post by budm 12-15-2018, 09:40 PM
Replacing 11N120CND with IRG4PH50UD by CidiRome Started by CidiRome, 12-12-2018, 03:47 PM	3 responses 1,339 views 0 reactions	Last Post by sam_sam_sam 12-15-2018, 06:26 PM
legrand daker 6kVA error code 30 by mokfad Started by mokfad, 12-14-2018, 12:34 AM	1 response 1,579 views 0 reactions	Last Post by SoporteHR 12-15-2018, 07:06 AM
Ticking PSU by madan1 Started by madan1, 11-27-2018, 01:37 PM	31 responses 3,422 views 0 reactions	Last Post by momaka 12-06-2018, 04:44 PM
Power Adapter Sony VGP-19V10 Not Working - Help Please by SoporteHR Started by SoporteHR, 11-30-2018, 12:07 PM	8 responses 1,328 views 0 reactions	Last Post by SoporteHR 12-03-2018, 01:11 PM
Cyberpower 1200 UPS (Viper22a) dead by 6ot4hr Started by 6ot4hr, 11-25-2018, 12:53 PM	3 responses 1,879 views 0 reactions	Last Post by budm 11-27-2018, 10:12 PM
Fixing Goontrons warped PSU and main rig. by goontron Started by goontron, 10-06-2017, 03:11 PM	20 responses 3,531 views 0 reactions	Last Post by momaka 11-23-2018, 09:19 PM
Manson HCS-3402 Failure by Pom Started by Pom, 11-20-2018, 09:59 PM	2 responses 1,576 views 0 reactions	Last Post by sam_sam_sam 11-22-2018, 08:23 AM
Looking for a reliable +5V and +12V PSU with low ripple by Y. Signal Started by Y. Signal, 11-20-2018, 05:13 AM	3 responses 1,585 views 0 reactions	Last Post by Y. Signal 11-21-2018, 02:42 AM
Help with a car lighter inverter by Mandraco Started by Mandraco, 03-15-2018, 03:13 AM	59 responses 7,389 views 0 reactions	Last Post by eccerr0r 11-15-2018, 08:33 PM
Help with Bench PSU or Conversion by MJ-meo-dmt Started by MJ-meo-dmt, 11-15-2018, 03:20 AM	6 responses 1,593 views 0 reactions	Last Post by PeteS in CA 11-15-2018, 06:00 PM
Acbel pca023 power supply repair help by conan981 Started by conan981, 11-12-2018, 05:25 AM	1 response 1,764 views 0 reactions	Last Post by Per Hansson 11-15-2018, 02:26 PM
Repair Vintage DC Power Supply, Sorensen DCR-B series 2700-Watt 600-4.5B by mancoast Started by mancoast, 10-06-2018, 03:55 PM	11 responses 2,296 views 0 reactions	Last Post by mancoast 11-09-2018, 04:32 PM
CORSAIR RM1000 - help needed! by Monument Started by Monument, 10-26-2016, 04:15 AM	11 responses 7,864 views 0 reactions	Last Post by rayhan 11-07-2018, 12:23 AM
Auto XS car battery charger how good is this charger by sam_sam_sam Started by sam_sam_sam, 11-04-2018, 12:14 PM	15 responses 2,156 views 0 reactions	Last Post by sam_sam_sam 11-06-2018, 04:56 PM
Need help with LED Power Supply Design by EasyGoing1 Started by EasyGoing1, 08-16-2018, 06:47 PM	19 responses 3,408 views 0 reactions	Last Post by EasyGoing1 11-03-2018, 05:40 AM
EVGA G3 series - fan needed. by katfish Started by katfish, 10-24-2018, 08:55 AM	8 responses 1,866 views 0 reactions	Last Post by brethin 11-02-2018, 11:33 PM
Miller 375 Plasma Burt Cap.. by KG7AMV Started by KG7AMV, 07-01-2018, 01:01 AM	55 responses 5,991 views 0 reactions	Last Post by CapLeaker 11-01-2018, 07:19 PM
another G5/661-3350 query by CWB Started by CWB, 01-27-2011, 07:16 PM	21 responses 6,996 views 0 reactions	Last Post by SoporteHR 11-01-2018, 02:35 PM
"Magna" 300W ATX PSU (bad workmanship inside) by Rulycat Started by Rulycat, 10-14-2018, 10:33 AM	15 responses 2,320 views 0 reactions	Last Post by momaka 10-31-2018, 09:18 PM
Xigmatek Tauro 400w, no 5vsb, Unstable Vcc input by Quaddro Started by Quaddro, 10-24-2018, 07:23 PM	8 responses 1,767 views 0 reactions	Last Post by momaka 10-31-2018, 08:52 PM
Fanless Silverstone ST30NF / Etasis EFN-300 caps busted by Exim Started by Exim, 06-29-2015, 04:05 PM	24 responses 7,160 views 0 reactions	Last Post by Behemot 10-31-2018, 01:18 PM
UniFi Switch 24 250W power supply by pfrcom Started by pfrcom, 10-20-2018, 09:33 PM	4 responses 1,867 views 0 reactions	Last Post by seanc 10-28-2018, 10:54 AM
Dell PS-5251-2DFS won't start - no 5VSB by pfrcom Started by pfrcom, 05-26-2016, 12:43 AM	10 responses 4,132 views 0 reactions	Last Post by Behemot 10-28-2018, 05:20 AM
MPJA 10 AMP @ 0 to 30 Volts Switching Power Supply Cap Fault by sam_sam_sam Started by sam_sam_sam, 10-21-2018, 10:02 AM	3 responses 1,453 views 0 reactions	Last Post by sam_sam_sam 10-21-2018, 12:43 PM
Mobility Scooter PSU by Andyd1970 Started by Andyd1970, 10-17-2018, 10:28 AM	1 response 1,198 views 0 reactions	Last Post by eccerr0r 10-17-2018, 02:34 PM
5v rail to high by Drack Started by Drack, 12-27-2016, 08:51 PM	27 responses 3,974 views 0 reactions	Last Post by Drack 10-16-2018, 12:01 PM
PC8044 from HP desktop, exploded ceramics, blasted single FET by Behemot Started by Behemot, 10-07-2018, 01:05 PM	15 responses 2,464 views 0 reactions	Last Post by stj 10-16-2018, 10:55 AM
Obtaining Replacement AC Adapter & Cord for Sony DVD Player by Giacomo Siffredi Started by Giacomo Siffredi, 10-15-2018, 03:00 PM	6 responses 1,479 views 0 reactions	Last Post by R_J 10-16-2018, 09:13 AM
modify a dell server psu to work in a shuttle x pc by KountZERO Started by KountZERO, 10-15-2018, 07:28 AM	0 responses 1,316 views 0 reactions	Last Post by KountZERO 10-15-2018, 07:28 AM
Enermax Revolution87+ 850W high pitched noise by MichR Started by MichR, 10-15-2018, 01:14 AM	0 responses 1,231 views 0 reactions	Last Post by MichR 10-15-2018, 01:14 AM
iMac 2008 (A1224) PSU Dead Primary (good fuses) by pentium Started by pentium, 10-11-2018, 08:17 PM	2 responses 1,479 views 0 reactions	Last Post by pentium 10-12-2018, 07:52 AM
Mac Pro Early 2009 A1289 PSU 614-0454 bad by joaquinmjuan Started by joaquinmjuan, 04-12-2015, 11:52 PM	6 responses 5,466 views 0 reactions	Last Post by kings79 10-08-2018, 06:23 PM
Samsung 245B 00173A No power No blue LED by redoxy Started by redoxy, 09-16-2018, 07:37 PM	46 responses 5,822 views 0 reactions	Last Post by redoxy 10-07-2018, 09:15 PM
Dc power supply blow up! (QW-MS3010D) by Oroshi Started by Oroshi, 09-30-2018, 10:02 AM	17 responses 4,733 views 0 reactions	Last Post by sam_sam_sam 10-06-2018, 03:21 PM
Weak 5V line, Nexus RX-5300 530W modular PSU. by PopcornMobo Started by PopcornMobo, 10-05-2018, 08:26 AM	9 responses 1,726 views 0 reactions	Last Post by PopcornMobo 10-06-2018, 07:47 AM
Imac 27" 2011 POwer supply by Eleways Started by Eleways, 10-06-2018, 04:06 AM	1 response 1,204 views 0 reactions	Last Post by Andrew F. Ali 10-06-2018, 06:14 AM
Sparkle Power Int. LTD. FPS400-60GN (REV 1) – recapping (with cap list) by momaka Started by momaka, 10-02-2018, 12:38 PM	2 responses 1,298 views 0 reactions	Last Post by momaka 10-05-2018, 04:07 PM

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