Troubleshooting Laptops, Tablets, and Mobile Devices

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BIOS Requests ONLY!

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Topics: 14,817 Posts: 211,472

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Dell 7740 Bios locked J3JSD43-8FC8

14,817 Topics

211,472 Posts

Dell 7740 Bios locked J3JSD43-8FC8

by lapfix

Today, 02:16 AM

Today Last Post

Schematic Requests ONLY!

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Topics: 5,650 Posts: 33,820

Last Post:

Hedwig-6050a2993001-mb-a03

5,650 Topics

33,820 Posts

Hedwig-6050a2993001-mb-a03

by myohtetnaing

Yesterday, 10:37 AM

Yesterday Last Post

Topics	Statistics	Last Post
Sticky: Reminder: rules and organization of this section by piernov Started by piernov, 03-31-2023, 06:10 AM	6 responses 5,308 views 0 reactions	Last Post by allantech 07-04-2025, 05:56 AM
Sticky: Beginner's guidelines by piernov Started by piernov, 09-20-2020, 09:46 AM	152 responses 118,853 views 0 reactions	Last Post by zarkuz 06-02-2025, 09:53 AM
Sticky: Laptop battery charging circuit by piernov Started by piernov, 11-15-2020, 01:31 PM	69 responses 79,057 views 0 reactions	Last Post by saveelektro 05-09-2025, 02:56 PM
Sticky: List of pin compatible Laptop ICs by Th3_uN1Qu3 Started by Th3_uN1Qu3, 12-19-2013, 04:50 AM	342 responses 410,997 views 0 reactions	Last Post by Duranitron 05-01-2025, 06:24 PM
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 1,058 views 0 reactions	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 146,848 views 0 reactions	Last Post by SMDFlea 07-09-2022, 10:58 AM
MSI Power On Problem by motanya Started by motanya, 04-11-2023, 01:30 AM	4 responses 363 views 0 reactions	Last Post by mon2 04-11-2023, 07:45 AM
please help, friend, asu ROG G750JW REV. 2.1 lvds problem by fredyjbi Started by fredyjbi, 04-10-2023, 10:22 PM	2 responses 379 views 0 reactions	Last Post by fredyjbi 04-11-2023, 12:41 AM
programming kbc msi ms-17f21 by elsomer Started by elsomer, 04-06-2023, 12:03 PM	5 responses 749 views 0 reactions	Last Post by Vesko356 04-10-2023, 02:27 PM
Acer AN515-54 won't power on, charger light comes on by jasonr2000 Started by jasonr2000, 10-13-2022, 12:26 PM	19 responses 1,638 views 0 reactions	Last Post by jasonr2000 04-10-2023, 10:38 AM
macbook a2251 820-01949a no power 20V ok by reset1986 Started by reset1986, 04-10-2023, 07:37 AM	8 responses 868 views 0 reactions	Last Post by reset1986 04-10-2023, 10:24 AM
macbook pro 820-00840 have image no backlight by kingskie Started by kingskie, 04-27-2022, 11:46 PM	59 responses 5,239 views 0 reactions	Last Post by mon2 04-10-2023, 08:31 AM
Macbook A1466 820-3437 by Instafixx Started by Instafixx, 04-10-2023, 03:18 AM	19 responses 775 views 0 reactions	Last Post by Instafixx 04-10-2023, 07:10 AM
Acer E5-575 no charging, new battery by A1yn88 Started by A1yn88, 04-06-2023, 05:39 AM	6 responses 920 views 0 reactions	Last Post by A1yn88 04-10-2023, 06:54 AM
A1466 820-3437-B 10 second fan off on by test_guy2010 Started by test_guy2010, 04-07-2022, 05:27 AM	4 responses 1,028 views 0 reactions	Last Post by Instafixx 04-10-2023, 04:24 AM
A2337 M1 Macbook Air No Backlight by DDVL Started by DDVL, 04-10-2023, 01:44 AM	0 responses 289 views 0 reactions	Last Post by DDVL 04-10-2023, 01:44 AM
Dell precision m4800 not detecting battery by maren1 Started by maren1, 04-04-2023, 04:57 AM	20 responses 1,452 views 0 reactions	Last Post by maren1 04-09-2023, 11:57 PM
hp not detect wifi card by bilalinfotex Started by bilalinfotex, 04-08-2023, 05:26 AM	6 responses 603 views 0 reactions	Last Post by mcplslg123 04-09-2023, 11:01 PM
EBC-820 "Apple diagnostic tool" -- does this work? by TrumanHW Started by TrumanHW, 04-06-2023, 04:35 PM	3 responses 424 views 0 reactions	Last Post by Sniffy 04-09-2023, 07:18 PM
Macbook Air A2337 external display by klinenator Started by klinenator, 02-15-2023, 06:40 PM	3 responses 587 views 0 reactions	Last Post by Sniffy 04-09-2023, 06:12 PM
Macbook Pro 16 A2141 stuck in network boot by sdogs Started by sdogs, 02-25-2023, 11:27 AM	2 responses 603 views 0 reactions	Last Post by splus11 04-09-2023, 09:57 AM
Dell 3410 resistor cut by ahkh_72 Started by ahkh_72, 04-09-2023, 02:49 AM	3 responses 284 views 0 reactions	Last Post by ahkh_72 04-09-2023, 07:48 AM
Toshiba P855-34K: help Touchpad driver by zioricci Started by zioricci, 04-08-2023, 06:43 PM	2 responses 425 views 0 reactions	Last Post by zioricci 04-09-2023, 02:45 AM
MacBook Air A2179 stuck on Apple Logo by mferna14 Started by mferna14, 04-06-2023, 03:45 PM	1 response 746 views 0 reactions	Last Post by mferna14 04-08-2023, 03:51 PM
Sony SVF15N DA0FI3MB8E0 no power on by zolie Started by zolie, 04-03-2023, 04:00 AM	5 responses 625 views 0 reactions	Last Post by Dreigas 04-08-2023, 10:36 AM
Acer VN7-793G missing 3D3V_RTC_AUX by BalkanBoy Started by BalkanBoy, 04-07-2023, 09:50 AM	2 responses 385 views 0 reactions	Last Post by BalkanBoy 04-08-2023, 05:56 AM
Lenovo Yoga L13 Gen 2 - 20VK by juergenb Started by juergenb, 04-08-2023, 03:53 AM	0 responses 312 views 0 reactions	Last Post by juergenb 04-08-2023, 03:53 AM
820-00244 Data Recovery by donnos Started by donnos, 04-07-2023, 09:54 AM	0 responses 282 views 0 reactions	Last Post by donnos 04-07-2023, 09:54 AM
Charging current for HP ENVY 15m-dr0011dx laptop by survivalbloke Started by survivalbloke, 04-05-2023, 09:22 AM	4 responses 486 views 0 reactions	Last Post by survivalbloke 04-07-2023, 08:14 AM
Lenovo T470s Part Identification Please. by Dan20701 Started by Dan20701, 04-03-2023, 03:16 AM	7 responses 818 views 0 reactions	Last Post by JaroTech 04-07-2023, 07:21 AM
Asus P5440F dead by lordgeny Started by lordgeny, 12-05-2022, 08:41 AM	10 responses 990 views 0 reactions	Last Post by Bartoloni 04-07-2023, 05:11 AM
Lenovo ideapad 330-15AST dead by DrFalken Started by DrFalken, 04-04-2023, 07:33 AM	17 responses 1,667 views 0 reactions	Last Post by DrFalken 04-07-2023, 01:45 AM
Dell E5520 adapter detect by ahkh_72 Started by ahkh_72, 04-06-2023, 06:59 AM	15 responses 754 views 0 reactions	Last Post by mcplslg123 04-06-2023, 11:02 PM
numlockn stays on when power is off , x360 1030 G2 by qtechphaz Started by qtechphaz, 02-20-2022, 11:30 AM	3 responses 556 views 0 reactions	Last Post by mcplslg123 04-06-2023, 10:49 PM
Apple 820-01326-05 after water spill not start by ktmmotocross Started by ktmmotocross, 09-14-2021, 06:09 AM	9 responses 2,171 views 0 reactions	Last Post by weritoamador 04-06-2023, 01:41 PM
GPU not vork on GL503VM by bushmann Started by bushmann, 04-06-2023, 02:08 AM	2 responses 431 views 0 reactions	Last Post by mon2 04-06-2023, 10:18 AM
tl866 II plus W25Q256JV - write fail - verify error by darckreign1984 Started by darckreign1984, 04-05-2023, 11:51 PM	1 response 432 views 0 reactions	Last Post by darckreign1984 04-06-2023, 09:27 AM
HP ENVY - 13-aq0500sa cant install windows by Bisketti Started by Bisketti, 04-05-2023, 12:27 PM	3 responses 370 views 0 reactions	Last Post by FORMIDABLE 04-06-2023, 08:05 AM
Asus P2520L starts and stops ok but no display by Caimano Started by Caimano, 03-29-2023, 03:05 AM	4 responses 550 views 0 reactions	Last Post by Caimano 04-06-2023, 05:45 AM
Dell xps 9560 not display by arber1232 Started by arber1232, 04-05-2023, 03:16 AM	11 responses 701 views 0 reactions	Last Post by arber1232 04-06-2023, 04:15 AM
820-00426 alternative smd part by rookieme Started by rookieme, 04-06-2023, 04:04 AM	0 responses 203 views 0 reactions	Last Post by rookieme 04-06-2023, 04:04 AM
Nokia 800 tough Ta-1189 no signal by lordgeny Started by lordgeny, 04-06-2023, 03:42 AM	0 responses 230 views 0 reactions	Last Post by lordgeny 04-06-2023, 03:42 AM
Working on gl702vs has BIOS 8mb and 64mb PCH chip? by chronic519 Started by chronic519, 04-05-2023, 02:36 PM	0 responses 338 views 0 reactions	Last Post by chronic519 04-05-2023, 02:36 PM
iPad Pro 12.9 2nd Gen A1671 - 1mA No Power, No Charge by KappaDev Started by KappaDev, 04-05-2023, 01:59 PM	1 response 767 views 0 reactions	Last Post by mon2 04-05-2023, 02:26 PM
Asus VivoBook X540YA won't start, shuts down after 5 seconds by totof Started by totof, 03-19-2023, 03:39 PM	6 responses 1,101 views 0 reactions	Last Post by totof 04-05-2023, 02:02 PM
Lenovo Yoga 530-14ikb, no charging, NM-B601 by hopkok Started by hopkok, 03-10-2023, 05:04 AM	39 responses 2,378 views 0 reactions	Last Post by hopkok 04-05-2023, 01:00 PM

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