Troubleshooting Laptops, Tablets, and Mobile Devices

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BIOS Requests ONLY! Laptop BIOS Requests Go Here! Links to outside pay sites are forbidden and will result in permanent banning for the poster and the domain in the URL being permanently blocked. Topics: 14,449 Posts: 200,391 Last Post: Gk7mr0r v1.2 10l bİos need	14,449	200,391	Gk7mr0r v1.2 10l bİos need by baki60 Yesterday, 05:30 AM
Schematic Requests ONLY! Schematic Requests Go Here! Links to outside pay sites are forbidden and will result in permanent banning for the poster and the domain in the URL being permanently blocked. Topics: 5,531 Posts: 32,928 Last Post: Lenovo ThinkPad T14s Gen 2 NM-E091 Schematic & boardview	5,531	32,928	Lenovo ThinkPad T14s Gen 2 NM-E091 Schematic & boardview by Aliencomputres Today, 01:30 AM

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Sticky: List of pin compatible Laptop ICs by Th3_uN1Qu3 Started by Th3_uN1Qu3, 12-19-2013, 04:50 AM	341 responses 408,547 views 0 likes	Last Post by m1ch43lzm 04-29-2025, 09:07 PM
Sticky: Laptop battery charging circuit by piernov Started by piernov, 11-15-2020, 01:31 PM	68 responses 77,389 views 0 likes	Last Post by Sametbey 04-17-2025, 12:19 AM
Sticky: Beginner's guidelines by piernov Started by piernov, 09-20-2020, 09:46 AM	150 responses 115,807 views 0 likes	Last Post by AleX.dans.les.nuages 04-10-2025, 09:30 AM
Sticky: Reminder: rules and organization of this section by piernov Started by piernov, 03-31-2023, 06:10 AM	5 responses 5,013 views 0 likes	Last Post by sahamipoor 03-12-2024, 08:39 AM
Closed, Sticky: Other Useful Threads - Laptop Screen Compatibility, Useful ICs, BGA Chip Suppliers, NVidia bumpgate by Admin Started by Admin, 12-27-2023, 03:43 AM	0 responses 964 views 0 likes	Last Post by Admin 12-27-2023, 03:43 AM
Closed, Sticky: IC Marking Codes and Datasheets by SMDFlea Started by SMDFlea, 11-25-2020, 10:18 AM	75 responses 141,483 views 0 likes	Last Post by Guest 07-09-2022, 10:58 AM
GL702VM not charging/unable to power on by Peter Toropov Started by Peter Toropov, 03-11-2024, 11:43 AM	31 responses 569 views 0 likes	Last Post by Peter Toropov 03-22-2024, 10:56 PM
820-01949 charges the battery but doesn't complete the restore in apple configurator by kjchatman Started by kjchatman, 03-22-2024, 02:30 PM	2 responses 88 views 0 likes	Last Post by kjchatman 03-22-2024, 04:28 PM
Lenovo Thinkpad T14s completely dead. by Andreasbest Started by Andreasbest, 03-19-2024, 03:18 AM	4 responses 248 views 0 likes	Last Post by mon2 03-22-2024, 07:18 AM
iPad A2378 dead no charging by kingskie Started by kingskie, 05-09-2023, 09:35 PM	23 responses 1,877 views 0 likes	Last Post by elecsoluces 03-22-2024, 06:43 AM
Lenovo G50-80 Auto Power On when AC is detected by classicandy Started by classicandy, 03-21-2024, 05:48 AM	4 responses 212 views 0 likes	Last Post by mon2 03-22-2024, 05:09 AM
Unserialized M1 Pro by Stephen Started by Stephen, 09-30-2023, 12:02 PM	23 responses 1,729 views 0 likes	Last Post by oxonater 03-22-2024, 03:42 AM
How to distinguish a looping CPU from a shorted CPU? by rumpumpel1 Started by rumpumpel1, 03-22-2024, 03:29 AM	0 responses 53 views 0 likes	Last Post by rumpumpel1 03-22-2024, 03:29 AM
820-01041-a 20v present but no display by alfredposadas09 Started by alfredposadas09, 03-21-2024, 11:31 PM	0 responses 94 views 0 likes	Last Post by alfredposadas09 03-21-2024, 11:31 PM
Laptop dead after replacing BIOS Chip by bigbadbios Started by bigbadbios, 03-21-2024, 05:17 PM	3 responses 130 views 0 likes	Last Post by reformatt 03-21-2024, 10:50 PM
Dell xps 13 7390 2 IN 1 - Service tag - 1JPMM13 by darckreign1984 Started by darckreign1984, 03-21-2024, 11:44 AM	2 responses 141 views 0 likes	Last Post by darckreign1984 03-21-2024, 10:13 PM
Huawei DAH98NMBC8C0 REV: C Won by kk126 Started by kk126, 03-20-2024, 01:04 PM	3 responses 269 views 0 likes	Last Post by mon2 03-21-2024, 09:22 AM
Is it Fixable? Lenovo Legion 5 15ACH6H by vexarvf1s Started by vexarvf1s, 03-20-2024, 02:23 PM	3 responses 280 views 0 likes	Last Post by vexarvf1s 03-21-2024, 07:15 AM
New Tps65988ce IC don't negotiate 20v spectre x360 2019 model by ss45 Started by ss45, 06-15-2022, 06:38 AM	21 responses 2,459 views 0 likes	Last Post by mon2 03-21-2024, 06:52 AM
FDX40 LA-J261P Power cycling after liquid damage. by eenee Started by eenee, 03-21-2024, 05:49 AM	0 responses 130 views 0 likes	Last Post by eenee 03-21-2024, 05:49 AM
Mac Air A1466 2012 cpu 300% by smic717394 Started by smic717394, 02-06-2024, 03:26 AM	11 responses 197 views 0 likes	Last Post by xloomx 03-21-2024, 05:43 AM
does RT809F with PEB1 support IT8227vg? by Jamescameron696969 Started by Jamescameron696969, 02-18-2024, 05:28 AM	2 responses 209 views 0 likes	Last Post by Jamescameron696969 03-21-2024, 04:45 AM
Why are there two inputs mosfets? by mikay786 Started by mikay786, 03-18-2024, 06:51 PM	4 responses 117 views 0 likes	Last Post by rumpumpel1 03-21-2024, 03:45 AM
msi gs75 stealth 10se no 5V by Dcortest Started by Dcortest, 11-10-2023, 03:27 AM	14 responses 809 views 0 likes	Last Post by Dcortest 03-21-2024, 03:23 AM
Help with Acer Aspire 8930g by Squidns Started by Squidns, 03-19-2024, 06:44 PM	2 responses 79 views 0 likes	Last Post by piernov 03-20-2024, 02:40 PM
macbook A1707 Board (820-00928) (Board Schematic 820-00281) U3905 BGA Corroded pin 21 by abajor Started by abajor, 02-21-2024, 04:48 PM	9 responses 491 views 0 likes	Last Post by abajor 03-20-2024, 01:50 PM
acer aspire 3 a315-41 auto restart by tribalcore20 Started by tribalcore20, 12-30-2021, 01:16 AM	12 responses 1,933 views 0 likes	Last Post by lzeta 03-20-2024, 11:59 AM
Lenovo T590 20N4 noscreen error 0288 by Good2Know Started by Good2Know, 03-16-2024, 04:31 PM	6 responses 774 views 0 likes	Last Post by Good2Know 03-20-2024, 08:24 AM
Lenovo B50-70 all power ok but still shut off by 3seconds by ktmmotocross Started by ktmmotocross, 03-02-2024, 07:27 AM	7 responses 308 views 0 likes	Last Post by ktmmotocross 03-20-2024, 02:12 AM
Dell LA-G712P MEC1416-NU by mcplslg123 Started by mcplslg123, 08-19-2022, 01:06 AM	19 responses 2,209 views 0 likes	Last Post by Microm 03-19-2024, 02:55 PM
HP Elitebook 850 G5 powers on and charging only from usb-c by koby058 Started by koby058, 03-19-2024, 02:54 PM	0 responses 146 views 0 likes	Last Post by koby058 03-19-2024, 02:54 PM
Is unlocking UEFI worth the hassle? (Surface Pro 4) by CronaxFD Started by CronaxFD, 03-14-2024, 12:42 PM	1 response 125 views 0 likes	Last Post by Stefan Steff 03-19-2024, 12:17 PM
lenovo thinkpad a485 musical tone and no display by dqtech Started by dqtech, 03-19-2024, 08:21 AM	3 responses 211 views 0 likes	Last Post by SMDFlea 03-19-2024, 08:47 AM
MSI GV72 MS-16j91, dead, no SUS_ON by t34v2 Started by t34v2, 03-18-2024, 05:49 AM	1 response 177 views 0 likes	Last Post by t34v2 03-19-2024, 08:15 AM
HP Omen 15-ax014ns - Don't charge or discharge battery!! by tesnic Started by tesnic, 03-11-2024, 06:32 AM	36 responses 582 views 0 likes	Last Post by mon2 03-19-2024, 07:23 AM
HP ProBook 450 G3 DAOX63MB6H1 no turning on by c.daniel Started by c.daniel, 03-19-2024, 05:38 AM	0 responses 217 views 0 likes	Last Post by c.daniel 03-19-2024, 05:38 AM
iPad Pro 12,9 1st Gen A1584 what part is this? by waterchill Started by waterchill, 03-13-2024, 03:46 AM	2 responses 239 views 0 likes	Last Post by waterchill 03-19-2024, 02:52 AM
MSI gt83vr 8rg titan - no picture after repasting and repading GPUs by ktmmotocross Started by ktmmotocross, 03-17-2024, 01:46 AM	1 response 99 views 0 likes	Last Post by tebgas 03-18-2024, 07:14 PM
DELL Inspiron Mb FDI55 LA-J081P REV 1.0 A00 error batery CMOS by valente222 Started by valente222, 03-15-2024, 10:28 AM	1 response 199 views 0 likes	Last Post by valente222 03-18-2024, 03:49 PM
Dell Inspiron 15 3558 - no backlight by miosz Started by miosz, 03-12-2024, 07:21 AM	8 responses 314 views 0 likes	Last Post by miosz 03-18-2024, 03:01 PM
Looking for Dell Latitude 5520 / 5530 / 5540 RJ45 network connector replacement by diamon Started by diamon, 02-28-2024, 12:51 PM	6 responses 291 views 0 likes	Last Post by mon2 03-18-2024, 02:15 PM
HP 15-cs3055wm - DAG7BLMB8DQ REV:D - Missing Components - Fan Error by grimacelord Started by grimacelord, 03-15-2024, 01:29 PM	3 responses 124 views 0 likes	Last Post by grimacelord 03-18-2024, 12:53 PM
Lenovo Yoga 720-15ikb (LA-E552P): DEAD - strange voltage on 5V buck converter by Manuel S. Started by Manuel S., 03-14-2024, 05:17 PM	3 responses 243 views 0 likes	Last Post by Manuel S. 03-18-2024, 12:04 PM
MacBook Pro 14" M1 Pro Turns on functions then turns off when I plug in USB C cable by Stephen Started by Stephen, 03-15-2024, 09:37 AM	1 response 60 views 0 likes	Last Post by Stephen 03-18-2024, 09:22 AM
Dell E7450 - LA-A963P motherboard damage and replacement by vince59 Started by vince59, 03-13-2024, 08:39 AM	14 responses 243 views 0 likes	Last Post by ianbak 03-18-2024, 06:11 AM
Huawei D14 Nbl-WAQ9R dead by Shummi Started by Shummi, 03-18-2024, 05:44 AM	0 responses 158 views 0 likes	Last Post by Shummi 03-18-2024, 05:44 AM