repair

RT8243AZQW RT8243A (8A EE,8A EF,8A EC...) QFN-20 RT8243A RT8243B RT8243C

5pcs RT8249CGQW RT8249C (2N=2J 2N=EG 2N=DE 2N=...) QFN-20

10pcs RT8223MGQW RT8223M (EQ=FJ EQ=EC EQ=DA EQ=DE EQ=...) QFN-24 RT8223L/M RT8223M

RICHTEK RT8223P 20=EL 20=DF 20=FF 20=… IC CHIP 20 EL, 20 FG...

I have this laptop, longer time was unused, I replaced damaged battery with a new battery and the laptop does not start. I suspected a bios fault, I programmed a bios from this forum and he is still dead... I will be grateful for any help or schematic etc My PCB: T10IBT1_MB_V30_0508C edit: the...

ntroduction to DC-DC Converter Topology--Ver2

IP4220CZ6_04_04_06

Playstation 3 slim maintenance - DISMANTLING THE PS3

HP envy 17-J023CL bị mất nguồn 3v5v em sửa đã có 3v5v nhưng giờ nó lại phát sinh bệnh thế này: cắm nguồn kích ngay thì lên, nếu cắm nguồn để chừng 5-10s thì kích không lên nữa, nếu có pin cmos thì kích được lên đầu thôi lần sau có cắm nguồn kích ngay cũng không lên luôn. Em đã thay thử bios khác...

NPCD315H

IT8732F

W83697HF/F

W83627HF/F

I HAVE A LAPTOP DELL INSPIRON 15-3521 BLOCKED IN THE BIOS WITH A KEY I HAVE PERFORMED THE DUMP TO THE BIOS AND FOLLOW THE KEY AS I CAN RESOLVE?

UEFITool ver 5.6.3

NCP81208

I have Dell N7110 with motherboard DA0R03MB6E0 REV:E that just beeps 2 times continuous. I have tried many different ram and also changed Cpus and flashed Bios and Ec . Is this a common issue with this model?. I have also checked Voltage to ram and Vtt and all Cpu voltages look ok. No output...

ChangeLogo 5.0.0.2

I have a macbook pro 2017 touch bar with no power. it had a short circuit on PPDCIN_G3H power rail. C7029 was shorted. replaced it and now i have 20v on the rail up to r7020 . Now my challenge is with PPBUS_G3H. i have 1v on this rail . whereas when running measurements i kno that rail should be...

isl95520.pdf isl95521.pdf