Troubleshooting Laptops, Tablets, and Mobile Devices

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Topics: 15,031 Posts: 217,932

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Dell 7220 Bios Chip Verification

15,031 Topics

217,932 Posts

Dell 7220 Bios Chip Verification

by Daybowbow85

Today, 07:24 PM

Today Last Post

Schematic Requests ONLY!

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Topics: 5,765 Posts: 34,536

Last Post:

mv-4 e89382 HannStar i need the board wiev file if anyone has it pls

5,765 Topics

34,536 Posts

mv-4 e89382 HannStar i need the board wiev file if anyone has it pls

by SMDFlea

Today, 03:33 AM

Today Last Post

Topics	Statistics	Last Post
Sticky: Laptop battery charging circuit by piernov Started by piernov, 11-15-2020, 01:31 PM	71 responses 80,241 views 0 reactions	Last Post by yaya3gmax 08-22-2025, 07:29 AM
Sticky: Beginner's guidelines by piernov Started by piernov, 09-20-2020, 09:46 AM	153 responses 120,712 views 0 reactions	Last Post by CyberCiphers 07-15-2025, 08:34 AM
Sticky: Reminder: rules and organization of this section by piernov Started by piernov, 03-31-2023, 06:10 AM	6 responses 5,456 views 0 reactions	Last Post by allantech 07-04-2025, 05:56 AM
Sticky: List of pin compatible Laptop ICs by Th3_uN1Qu3 Started by Th3_uN1Qu3, 12-19-2013, 04:50 AM	342 responses 412,448 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 1,127 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 150,511 views 0 reactions	Last Post by SMDFlea 07-09-2022, 10:58 AM
ASUS ROG STRIX G713IC-HX041W, Mainboard G513-MP-GBM, battery shorted out by FriedFred Started by FriedFred, 01-19-2025, 09:00 AM	1 response 216 views 0 reactions	Last Post by mcplslg123 01-19-2025, 11:03 PM
Surface Book 2 15" motherboard fan pwm pin does not work. Need help by Ramen_LadyHKG Started by Ramen_LadyHKG, 12-28-2024, 03:52 PM	2 responses 97 views 0 reactions	Last Post by FriedFred 01-19-2025, 10:15 AM
DELL latitude 5490 it takes 0.002A instantly and then goes at 0. by Patriarxis Started by Patriarxis, 01-16-2025, 04:28 AM	1 response 66 views 0 reactions	Last Post by FriedFred 01-19-2025, 09:53 AM
Lenovo ThinkPad L15 G3 Bios 1 IC conductor track by 1g0r Started by 1g0r, 01-18-2025, 02:39 AM	2 responses 272 views 0 reactions	Last Post by FriedFred 01-19-2025, 09:45 AM
HP ProBook x360 435 G7- PRIMROSE-6050A3154701-MB-A01 (A1) by ronaldopdias Started by ronaldopdias, 08-12-2023, 05:05 AM	4 responses 738 views 0 reactions	Last Post by SMDFlea 01-19-2025, 06:19 AM
please help identify ic marked AKLM by dqtech Started by dqtech, 01-19-2025, 05:08 AM	4 responses 71 views 0 reactions	Last Post by dqtech 01-19-2025, 06:06 AM
please help friends thinkpad T470 error post "bottom cover tamper detection error" by fredyjbi Started by fredyjbi, 06-15-2024, 09:56 AM	7 responses 1,495 views 0 reactions	Last Post by bhatt 01-19-2025, 02:30 AM
A2251 L8100 Diode Drop .009V Resistance 2.6Ohm by abajor Started by abajor, 01-18-2025, 04:38 PM	0 responses 47 views 0 reactions	Last Post by abajor 01-18-2025, 04:38 PM
A2141 820-01700 Water Damage L8504 Damaged, U3100/U3200 power cycles UB300/UB400 5V .25A by abajor Started by abajor, 12-21-2024, 07:16 PM	11 responses 212 views 0 reactions	Last Post by abajor 01-18-2025, 04:20 PM
Asus ROG Zephyrus G14 GA401IU-HE103T GPU Nvidia Issue by tech_guru Started by tech_guru, 01-18-2025, 05:45 AM	0 responses 119 views 0 reactions	Last Post by tech_guru 01-18-2025, 05:45 AM
Macbook Pro - stuck in 5V after replacing CD3217 by ongobongo Started by ongobongo, 05-12-2023, 03:29 PM	4 responses 1,144 views 0 reactions	Last Post by xloomx 01-17-2025, 07:12 PM
Apple iPad Pro 3rd Generation 12.9" (A1876) No Power/Charge When Screen Is Connected by grimacelord Started by grimacelord, 04-15-2022, 11:06 AM	4 responses 1,661 views 0 reactions	Last Post by novafix 01-17-2025, 05:10 PM
Lenovo Thinkpad L15 Gen 3 Power Btn not working Wistron 223030-1 by Maxpower3 Started by Maxpower3, 01-17-2025, 06:40 AM	1 response 253 views 0 reactions	Last Post by Maxpower3 01-17-2025, 09:06 AM
IPAD 6 (2018) A1893 No power by SolderNewbie Started by SolderNewbie, 12-21-2024, 03:50 AM	5 responses 214 views 0 reactions	Last Post by AlexVG 01-17-2025, 06:58 AM
MacBook Pro A1707 Motherboard Diagnostic Help – CD3215 heating and Fluctuating Rails by Cemal Odabasioglu Started by Cemal Odabasioglu, 01-14-2025, 03:54 PM	5 responses 156 views 0 reactions	Last Post by mon2 01-17-2025, 06:27 AM
lenovo thinkpad t420 wont turn on when cmos battery attached by dqtech Started by dqtech, 06-16-2023, 03:56 AM	2 responses 469 views 0 reactions	Last Post by Pavlovski 01-17-2025, 05:57 AM
Lenovo IdeaPad 3 15ADA05 Model: 81W1, how to disable onboard MICROTEC RAM? by Visual_vt Started by Visual_vt, 12-30-2024, 09:14 AM	14 responses 548 views 0 reactions	Last Post by tomodachi 01-17-2025, 12:04 AM
Dell Latitude E7450 Power issues and fault by popzeggey Started by popzeggey, 01-16-2025, 04:31 PM	1 response 104 views 0 reactions	Last Post by Rebirth 01-16-2025, 11:31 PM
identify component by karlox Started by karlox, 01-16-2025, 03:20 PM	6 responses 77 views 0 reactions	Last Post by karlox 01-16-2025, 07:12 PM
RT809H - direct read Toshiba eMMC timeout error by CornholioGSM Started by CornholioGSM, 01-16-2025, 04:34 PM	0 responses 339 views 0 reactions	Last Post by CornholioGSM 01-16-2025, 04:34 PM
Ideapad s145-15api charging indicator LED is ON and windows shows charging (plugged in) even I have unplugged the cable by Patriarxis Started by Patriarxis, 01-15-2025, 07:52 AM	7 responses 106 views 0 reactions	Last Post by piernov 01-16-2025, 12:47 PM
A2681 MacBook Air 13" Short on board question. by Stephen Started by Stephen, 12-31-2024, 01:16 PM	47 responses 507 views 0 reactions	Last Post by mon2 01-16-2025, 12:36 PM
Dell 15-5570, CAL50/DAL50 LA-F115p - Does not detect original charger by toniu-massa Started by toniu-massa, 01-02-2025, 02:02 PM	13 responses 226 views 0 reactions	Last Post by mon2 01-16-2025, 11:39 AM
MacBook A1990 820-01827 by PITERPENY Started by PITERPENY, 01-15-2025, 11:56 AM	2 responses 92 views 0 reactions	Last Post by PITERPENY 01-16-2025, 08:15 AM
Sony Vaio does not turn on, overheats by Abel Bejan Started by Abel Bejan, 01-11-2025, 10:11 AM	3 responses 135 views 0 reactions	Last Post by mcplslg123 01-15-2025, 11:35 PM
Lenovo Legion 5 (15ITH6H) kind of boot loop but not sure by Stefano Crivellari Started by Stefano Crivellari, 01-14-2025, 03:49 PM	4 responses 276 views 0 reactions	Last Post by mcplslg123 01-15-2025, 11:27 PM
Asus FX505DY - Battery not charging - BQ24780S by Iherduleikgemz Started by Iherduleikgemz, 01-13-2025, 03:54 PM	10 responses 373 views 0 reactions	Last Post by mcplslg123 01-15-2025, 11:13 PM
820-00840 no post by Lloydz Started by Lloydz, 06-17-2022, 04:30 AM	11 responses 1,483 views 0 reactions	Last Post by norobert 01-15-2025, 01:46 PM
Gigabyte Aero 15 GA-RP65W no backlight, blown MOSFET by kalemaroni Started by kalemaroni, 01-15-2025, 09:03 AM	1 response 100 views 0 reactions	Last Post by mon2 01-15-2025, 09:16 AM
TOSHİBA L505 V13 SHUTDOWN by 3aris Started by 3aris, 01-15-2025, 09:11 AM	0 responses 62 views 0 reactions	Last Post by 3aris 01-15-2025, 09:11 AM
Hp x360 14m slinky 1.0 uma, not detecting any charger by Concord2022 Started by Concord2022, 01-07-2023, 02:44 AM	1 response 506 views 0 reactions	Last Post by Olimpiu Puscas 01-15-2025, 05:14 AM
Microsoft Surface Pro 5 1796 - No Power by j64x86 Started by j64x86, 12-24-2022, 07:36 AM	22 responses 3,906 views 0 reactions	Last Post by taikhoandemos12345 01-14-2025, 11:17 PM
Clevo W670SJ /W650SJ - PowerOn light is on but nothing works by WinUser Started by WinUser, 09-14-2019, 10:52 AM	11 responses 2,220 views 0 reactions	Last Post by AmuroRay 01-14-2025, 09:30 PM
Help with resoldering RAM on Surface Pro 7 motherboard, can't find relevant resistors by Nayla Started by Nayla, 01-06-2025, 05:30 PM	3 responses 165 views 0 reactions	Last Post by ahmypc 01-14-2025, 04:47 PM
Apple MacBook Pro 15 A1286 Demux IC Programming Mod Help. by platinumsteel Started by platinumsteel, 01-05-2021, 08:05 AM	39 responses 11,381 views 0 reactions	Last Post by mon2 01-14-2025, 01:12 PM
Need valid BUILID and FEATUREBYTE for an old HP elitebook 840 G1 by harryhirte Started by harryhirte, 01-14-2025, 09:06 AM	0 responses 61 views 0 reactions	Last Post by harryhirte 01-14-2025, 09:06 AM
PU401, MOTHERBOARD DA0G3DMBCE0 REV:E by klynstronic Started by klynstronic, 01-13-2025, 06:42 AM	5 responses 167 views 0 reactions	Last Post by klynstronic 01-14-2025, 03:32 AM
Hacking the keyboard connector on my thinkpad X1 tablet Gen 3 by Devicemodder Started by Devicemodder, 01-13-2025, 04:44 PM	2 responses 160 views 0 reactions	Last Post by Devicemodder 01-13-2025, 05:09 PM
Samsung S21 FE wifi not working by giulio93 Started by giulio93, 01-08-2025, 11:55 AM	15 responses 395 views 0 reactions	Last Post by mon2 01-13-2025, 04:34 PM
Crystal compatibility 32khz ASUS UX325 NB255_PCB_MB_V4 by pc_okay Started by pc_okay, 01-13-2025, 09:26 AM	2 responses 100 views 0 reactions	Last Post by pc_okay 01-13-2025, 02:45 PM

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