Troubleshooting Computer Displays

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Sticky: A guide on how to troubleshoot 2 seconds to black by retiredcaps Started by retiredcaps, 07-23-2010, 09:04 PM	66 responses 237,968 views 0 likes	Last Post by dnytwaryors 08-22-2023, 10:56 PM
Sticky: Inverter tester using old CFL by budm Started by budm, 04-08-2012, 11:51 PM	94 responses 234,195 views 0 likes	Last Post by bob2weed 06-13-2021, 06:11 PM
Closed, 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	0 responses 4,294 views 0 likes	Last Post by Per Hansson 06-09-2021, 12:01 PM
Closed, Sticky: BIOS & FIRMWARE Attachment Upload WARNING! AVOID BANNING, READ BEFORE UPLOADING! by Topcat Started by Topcat, 12-30-2018, 03:16 PM	0 responses 9,901 views 0 likes	Last Post by Topcat 12-30-2018, 03:16 PM
Westinghouse LCM-22w3 by groovyfingers Started by groovyfingers, 05-16-2019, 09:26 PM	3 responses 1,440 views 0 likes	Last Post by R_J 05-18-2019, 08:01 PM
Dell SE2416h monitor power cycles - very weird behavior by Ifixstuff9 Started by Ifixstuff9, 04-20-2019, 07:03 PM	6 responses 1,743 views 0 likes	Last Post by Davi.p 05-06-2019, 03:23 AM
Samsung GH19BS no video by Davi.p Started by Davi.p, 05-05-2019, 04:21 PM	0 responses 1,245 views 0 likes	Last Post by Davi.p 05-05-2019, 04:21 PM
Dell Studio One 1909 - 5 seconds to black by Freezer Started by Freezer, 07-21-2015, 11:08 PM	8 responses 6,252 views 0 likes	Last Post by Jhos 04-17-2019, 02:20 PM
ACER AL2423W - no display by dondrusco Started by dondrusco, 04-28-2009, 12:18 PM	111 responses 53,432 views 0 likes	Last Post by QuickFix87 04-14-2019, 03:57 PM
Blink EVSE touchscreen intermittent problem. by GLInick Started by GLInick, 03-21-2019, 01:55 PM	5 responses 2,665 views 0 likes	Last Post by GLInick 04-14-2019, 02:14 PM
Rt-29fb75ve lg 29" crt tv by GraphicMan Started by GraphicMan, 04-09-2019, 12:51 PM	2 responses 1,462 views 0 likes	Last Post by GraphicMan 04-09-2019, 05:05 PM
HP ZR2740W troubleshooting by Stifle9 Started by Stifle9, 03-26-2014, 10:49 AM	39 responses 14,261 views 0 likes	Last Post by commodore73 04-02-2019, 05:05 PM
EDID dump/write over i2c with raspberry pi by userscpace Started by userscpace, 03-29-2019, 10:59 AM	2 responses 1,945 views 0 likes	Last Post by userscpace 03-29-2019, 12:04 PM
HP LP3065 black screen, LED lighted, USB works by freddyfena Started by freddyfena, 03-06-2011, 05:01 PM	55 responses 29,915 views 0 likes	Last Post by MHTSOS 03-18-2019, 07:55 AM
Dell UltraSharp 2007Fp 2nd problem by Radek Started by Radek, 02-17-2019, 04:47 PM	18 responses 3,343 views 0 likes	Last Post by Radek 03-11-2019, 03:47 PM
Anyone with knowledge of the Viewsonic VA903MB monitor? by spencerp Started by spencerp, 03-03-2019, 02:50 PM	11 responses 1,787 views 0 likes	Last Post by momaka 03-06-2019, 09:26 PM
Samsung LTM230HT10 Display - Need Help Finding Replacement LEDs by grimacelord Started by grimacelord, 03-01-2019, 11:35 AM	1 response 1,604 views 0 likes	Last Post by budm 03-01-2019, 06:12 PM
plz I need help by smilenet06 Started by smilenet06, 02-07-2019, 02:46 PM	9 responses 2,020 views 0 likes	Last Post by budm 02-09-2019, 07:19 PM
Dell 2408WFPb: faulty TCon or main board? by ali1234 Started by ali1234, 01-02-2019, 01:37 AM	3 responses 2,184 views 0 likes	Last Post by ali1234 02-09-2019, 05:58 AM
Dell 1702FP won't power on (lights just flash) by petewill Started by petewill, 05-28-2011, 05:22 PM	20 responses 11,186 views 0 likes	Last Post by smilenet06 02-07-2019, 02:31 PM
Asus VW246H not turning on by tibimakai Started by tibimakai, 01-26-2019, 10:06 PM	9 responses 2,568 views 0 likes	Last Post by tibimakai 02-07-2019, 09:56 AM
Syncmaster 245bw going dim/bright at times after all caps/resistors replaced. by OberAgain Started by OberAgain, 01-31-2019, 12:47 PM	5 responses 1,378 views 0 likes	Last Post by CapLeaker 02-05-2019, 08:20 PM
p2715q by luke9511 Started by luke9511, 01-08-2019, 02:36 PM	2 responses 1,332 views 0 likes	Last Post by momaka 02-01-2019, 10:48 PM
Monitor Asus PB258Q - need firmware/bios by leszczuk Started by leszczuk, 01-29-2019, 09:35 AM	0 responses 1,354 views 0 likes	Last Post by leszczuk 01-29-2019, 09:35 AM
Dell 2408WFPb No Display. Power supply seems good by bmschiizz Started by bmschiizz, 01-27-2019, 11:29 PM	4 responses 1,660 views 0 likes	Last Post by bmschiizz 01-28-2019, 12:22 PM
LG Flatron w1934s only power button flashing every 2 seconds by 123XYZ123 Started by 123XYZ123, 01-21-2019, 03:58 AM	10 responses 3,677 views 0 likes	Last Post by momaka 01-26-2019, 04:33 PM
Hanns-g HL248 by junktv Started by junktv, 01-17-2019, 11:20 AM	7 responses 2,101 views 0 likes	Last Post by junktv 01-24-2019, 02:48 AM
Lg m2352d by obex Started by obex, 01-19-2019, 04:56 AM	1 response 1,330 views 0 likes	Last Post by momaka 01-23-2019, 11:57 PM
Pa238qr by ibanix Started by ibanix, 01-16-2019, 11:27 AM	1 response 1,307 views 0 likes	Last Post by momaka 01-23-2019, 11:43 PM
Sun 24.1" LCD monitor (Samsung LTM240M2 L02 panel) by reneg Started by reneg, 12-31-2010, 08:27 AM	59 responses 32,045 views 0 likes	Last Post by tmcw 01-21-2019, 05:01 AM
Samsung S24E650 by RethoricalCheese Started by RethoricalCheese, 01-16-2019, 01:24 PM	1 response 1,669 views 0 likes	Last Post by CapLeaker 01-16-2019, 05:33 PM
Samsung SyncMaster T220 weird flickering by Lanikor Started by Lanikor, 03-17-2018, 07:55 AM	10 responses 3,497 views 0 likes	Last Post by vitortec 01-14-2019, 05:52 AM
Old Macintosh monitor shows doubles? by maldata Started by maldata, 01-13-2019, 03:39 PM	2 responses 1,752 views 0 likes	Last Post by maldata 01-13-2019, 05:59 PM
Another HannsG HG281D by Capt. Cap Started by Capt. Cap, 10-16-2017, 12:19 AM	48 responses 8,501 views 0 likes	Last Post by idsnmos 01-03-2019, 07:21 PM
LG IPS277L - Cycles/backlight on-off by djdblaster Started by djdblaster, 12-27-2018, 04:18 PM	0 responses 1,462 views 0 likes	Last Post by djdblaster 12-27-2018, 04:18 PM
Dell 3007wfp faulty power supply? by oden08 Started by oden08, 08-19-2013, 03:56 PM	9 responses 5,950 views 0 likes	Last Post by plumpie 12-21-2018, 11:07 AM
Bad CCFL replacement - advice required. by etbmikenel Started by etbmikenel, 12-20-2018, 02:10 PM	3 responses 1,684 views 0 likes	Last Post by budm 12-20-2018, 10:16 PM
Dell 2405FPW blown transformer? by ucdzombie Started by ucdzombie, 04-11-2016, 01:30 AM	46 responses 10,544 views 0 likes	Last Post by nomoresonys 12-18-2018, 10:50 AM
HansG HH251 - What's this thing? by howlerleeches Started by howlerleeches, 07-21-2012, 02:26 PM	26 responses 7,765 views 0 likes	Last Post by DaveInBoise 12-17-2018, 05:31 PM
HP w1907 LCD Monitor - white screen by Rolin Started by Rolin, 02-26-2012, 01:21 AM	10 responses 11,380 views 0 likes	Last Post by Demo-Enterprise 12-12-2018, 05:04 AM
LG studioworks 700m (Crt) by Drack Started by Drack, 11-21-2018, 05:44 PM	4 responses 1,692 views 0 likes	Last Post by Drack 12-10-2018, 10:19 AM
Green Bands by newtothis Started by newtothis, 12-09-2018, 11:25 AM	0 responses 1,306 views 0 likes	Last Post by newtothis 12-09-2018, 11:25 AM
need identify Q655 burned smd fet by kamel Started by kamel, 11-26-2018, 02:31 PM	4 responses 1,745 views 0 likes	Last Post by kamel 12-06-2018, 08:06 AM
A tale of Flatron L1710S by sirzur Started by sirzur, 04-08-2008, 04:53 AM	2 responses 4,177 views 0 likes	Last Post by SMDFlea 12-05-2018, 06:06 AM

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Troubleshooting Computer Displays