Troubleshooting Power Supplies and Power Supply Design

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Sticky: List of pin compatible pwm/supervisor PSU ICs by Quaddro Started by Quaddro, 12-06-2019, 02:54 AM	19 responses 12,595 views 0 reactions	Last Post by protocold 10-29-2025, 09:12 PM
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 590,320 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 1,390,631 views 0 reactions	Last Post by japlytic 09-14-2024, 07:04 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 7,522 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 124,920 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 69,015 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 221,124 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 435,366 views 0 reactions	Last Post by jvyt 06-25-2009, 01:40 AM
Can I bridge power good signal in my PSU? by wkholi Started by wkholi, 11-07-2021, 05:39 PM	4 responses 1,726 views 0 reactions	Last Post by wkholi 11-09-2021, 02:31 PM
Corsair TX-750 problem with finding component by johnis82 Started by johnis82, 11-06-2021, 04:18 AM	7 responses 2,492 views 0 reactions	Last Post by johnis82 11-07-2021, 10:14 AM
Bestec ATX-250 12Z problems and solutions by everell Started by everell, 03-02-2010, 06:54 PM	60 responses 35,497 views 0 reactions	Last Post by msb83 11-07-2021, 07:42 AM
Antec BP500U APFC Coil by GnatGoSplat Started by GnatGoSplat, 11-02-2021, 09:22 AM	5 responses 1,505 views 0 reactions	Last Post by GnatGoSplat 11-03-2021, 07:45 PM
Requesting an schematic for MODEL : XG 600-2.6 Sorensen Ametek by kurtvk Started by kurtvk, 10-29-2021, 07:17 AM	1 response 893 views 0 reactions	Last Post by sam_sam_sam 10-31-2021, 10:40 AM
Acer P235H / Gateway FHX2300 Monitor power supply ILPI-129 problems by Nemesis158 Started by Nemesis158, 01-29-2013, 01:55 PM	9 responses 11,386 views 0 reactions	Last Post by Tempman88 10-29-2021, 11:53 AM
Powersupply washingmachine. Relay problem? by Moreno83 Started by Moreno83, 02-10-2018, 02:49 PM	75 responses 19,871 views 0 reactions	Last Post by R_J 10-27-2021, 10:15 AM
Disco ball adapter Fail ( No Power ) by garrymc123 Started by garrymc123, 10-21-2021, 02:24 AM	3 responses 1,738 views 0 reactions	Last Post by garrymc123 10-22-2021, 02:51 PM
ADJ disco light PFC60-12 Power supply repair by garrymc123 Started by garrymc123, 10-07-2021, 02:10 PM	10 responses 2,128 views 0 reactions	Last Post by garrymc123 10-21-2021, 02:06 AM
Voltage stabilizer trips RCD ? by Dannyx Started by Dannyx, 10-20-2021, 11:15 AM	4 responses 1,395 views 0 reactions	Last Post by Dannyx 10-20-2021, 10:20 PM
Requesting an schematic drawing for MODEL : SMX3000XLRT2U Tripplite UPS. by papsy Started by papsy, 10-20-2021, 04:42 AM	0 responses 786 views 0 reactions	Last Post by papsy 10-20-2021, 04:42 AM
Game Gear Power Supply 2110K No Output Voltage for 1 pin by AhhAhhAhh Started by AhhAhhAhh, 10-19-2021, 02:54 AM	2 responses 1,196 views 0 reactions	Last Post by stj 10-19-2021, 04:51 AM
iMac A1224 PSU, 614-0421 - no standby voltages by Crystaleyes Started by Crystaleyes, 10-11-2021, 05:07 PM	25 responses 4,515 views 0 reactions	Last Post by Crystaleyes 10-17-2021, 06:22 PM
DV-PF4E(UK) Power suppy repair by pintglass Started by pintglass, 10-10-2021, 05:17 AM	4 responses 2,086 views 0 reactions	Last Post by pintglass 10-17-2021, 07:25 AM
Kolink Continuum KL-C1500PL can anyone identify this device BC729/8C729? by dicky96 Started by dicky96, 10-08-2021, 05:17 AM	13 responses 1,742 views 0 reactions	Last Post by dicky96 10-09-2021, 03:06 AM
LITEON PA-3241-02A1 PSU iMac 2009 by Siverian Started by Siverian, 10-07-2021, 09:19 AM	0 responses 856 views 0 reactions	Last Post by Siverian 10-07-2021, 09:19 AM
DELL Z930P-00 SLOW start by ktmmotocross Started by ktmmotocross, 02-27-2020, 02:29 PM	7 responses 2,039 views 0 reactions	Last Post by Rainbow 10-04-2021, 07:38 AM
HP-D2402E0 PSU starts then stops by dannobyte Started by dannobyte, 09-30-2021, 10:13 PM	1 response 1,412 views 0 reactions	Last Post by sam_sam_sam 10-02-2021, 08:42 AM
iMac 24 PSU LITEON PA-3241-02A1 250W by bosscharles Started by bosscharles, 06-13-2014, 06:00 AM	146 responses 63,713 views 0 reactions	Last Post by Siverian 10-01-2021, 01:58 AM
HP Z200 PSU Delta DPS-320KB-1 DEAD by Milio034 Started by Milio034, 09-04-2021, 02:09 PM	22 responses 10,449 views 0 reactions	Last Post by Milio034 09-29-2021, 09:21 AM
Corsair CX750M [Model 75-002019] - burned output toroid inductor by momaka Started by momaka, 09-19-2021, 08:44 PM	5 responses 3,495 views 0 reactions	Last Post by momaka 09-22-2021, 10:35 PM
Enermax PRO 82+ 525W repair by homeless_cz Started by homeless_cz, 09-29-2018, 08:27 AM	22 responses 8,873 views 0 reactions	Last Post by PeteS in CA 09-22-2021, 06:24 PM
Brazilian Samsung LT27B350LB w/ BN44 00506A - blinking standby LED by Crystaleyes Started by Crystaleyes, 09-20-2021, 06:48 PM	7 responses 1,278 views 0 reactions	Last Post by Crystaleyes 09-21-2021, 06:33 PM
Power supply board missing voltage by shelby5041 Started by shelby5041, 09-17-2021, 05:09 PM	19 responses 2,680 views 0 reactions	Last Post by shelby5041 09-19-2021, 01:41 PM
Replacement cap advice needed for Panamax Max 1000+ Surge Protector/Line Conditioner by Almighty1 Started by Almighty1, 10-03-2014, 03:06 AM	29 responses 13,847 views 0 reactions	Last Post by sam_sam_sam 09-18-2021, 02:13 AM
Info of Relays by AudioGuy88 Started by AudioGuy88, 09-14-2021, 07:49 PM	3 responses 1,281 views 0 reactions	Last Post by Per Hansson 09-17-2021, 12:55 PM
PSU OCZ700MXSP no +5VSB by vladnl Started by vladnl, 09-10-2021, 12:42 AM	11 responses 3,135 views 0 reactions	Last Post by Per Hansson 09-17-2021, 12:54 PM
Need tips in fixing APC 1500VA UPS having buzzing noise by vsmGuy Started by vsmGuy, 07-28-2012, 07:28 PM	22 responses 16,791 views 0 reactions	Last Post by Behemot 09-13-2021, 07:01 PM
Dc power supply in cnc not working by shelby5041 Started by shelby5041, 08-27-2021, 02:48 PM	138 responses 17,961 views 0 reactions	Last Post by sam_sam_sam 09-13-2021, 05:40 PM
Big Blue -- What is this component? by Retrogator Started by Retrogator, 09-11-2021, 02:20 PM	4 responses 1,220 views 0 reactions	Last Post by PeteS in CA 09-13-2021, 05:09 PM
ATX PSU Tester Analyzer modification / upgrade by dicky96 Started by dicky96, 09-09-2021, 04:11 AM	24 responses 4,495 views 0 reactions	Last Post by momaka 09-13-2021, 04:45 AM
Aquatec Orca 84/13 BS IMH need info on this part by tonytiger Started by tonytiger, 09-08-2021, 10:32 PM	1 response 1,090 views 0 reactions	Last Post by R_J 09-09-2021, 11:53 AM
Tripp Lite 10kva UPS not going on by drumow Started by drumow, 09-08-2021, 03:00 AM	1 response 1,510 views 0 reactions	Last Post by drumow 09-08-2021, 03:29 AM
UPS Powerware 9120 3000i Battery Disconected Error by Hrvoje-CRO Started by Hrvoje-CRO, 05-21-2017, 04:50 PM	6 responses 5,506 views 0 reactions	Last Post by AleXis6 09-08-2021, 03:18 AM
iMac 27'' Blown Power Supply Repair by mitchw Started by mitchw, 10-10-2017, 06:47 PM	5 responses 12,776 views 0 reactions	Last Post by PeteS in CA 09-07-2021, 02:04 PM
Samsung power supply BN44-00505A fault by ftwizard Started by ftwizard, 08-04-2021, 02:09 PM	1 response 1,726 views 0 reactions	Last Post by DjKrish 09-04-2021, 09:35 PM
Mission Cables USB charging cable "UPS" by eccerr0r Started by eccerr0r, 09-03-2021, 08:02 AM	9 responses 2,606 views 0 reactions	Last Post by eccerr0r 09-04-2021, 05:53 AM
Corsair GS600 TTC-103 thermistor alternative? by sorehead_5 Started by sorehead_5, 09-03-2021, 09:27 AM	2 responses 1,312 views 0 reactions	Last Post by sorehead_5 09-04-2021, 04:32 AM
Sonos Connect Power Supply by UL161 Started by UL161, 08-22-2021, 02:37 PM	5 responses 3,072 views 0 reactions	Last Post by UL161 09-02-2021, 03:26 PM
NCP1271 power supply not working under load by Dannyx Started by Dannyx, 08-09-2021, 09:04 AM	6 responses 2,877 views 0 reactions	Last Post by Dannyx 09-02-2021, 07:41 AM

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