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  1. R

    Aspire E5-772G not charging

    hello , i have Aspire E5-772G and i change battery by new original. i have probleme not charging, when i test battery 12v i just have 2.5v and if i unplug charger the laptop shutdown. in boardview i see the pn4301 chip just no have the part number can i help me please thanks
  2. ThienBui

    HP OMEN 17t 8TH GEN(DAG3AEMBCD0 rev d)

    HP OMEN 17t DAG3AEMBCD0 REV D OMEN by HP - 15-ce198wm DAG3AEMBCD0 rev d 08466
  3. ThienBui

    RICHTEK RT8241AGQW RT8241AZQW RT8241A 309

    RICHTEK RT8241AGQW RT8241AZQW RT8241A ( 309 )
  4. ThienBui

    RICHTEK RT9553A (3U=2K 3U=1H 3U=…)

    RICHTEK RT9553A (3U=2K 3U=1H 3U=…)
  5. ThienBui

    RICHTEK RT8204AGQW RT8204A (JL=CE JL=BL JL=BM JL=…)

    RICHTEK RT8204AGQW RT8204A (JL=CE JL=BL JL=BM JL=…)
  6. ThienBui

    RICHTEK RT8299GQW RT8299ZQW RT8299 56 DD

    RICHTEK RT8299GQW RT8299ZQW RT8299 ( 56 DD )
  7. ThienBui

    RICHTEK RT8207PGQW RT8207P DDR (4B=3L)

    RICHTEK RT8207PGQW RT8207P DDR (4B=3L)
  8. ThienBui

    RICHTEK RT8175A (3P=2C)

    RICHTEK RT8175A (3P=2C)
  9. ThienBui

    RICHTEK RT8171CGQW RT8171C (3L=1M 3L=2M 3L=…)

    RICHTEK RT8171CGQW RT8171C (3L=1M 3L=2M 3L=…)
  10. ThienBui

    RT8205LGQW RT8205LZQW RT8205L (EM DA,EM DB,EM...) QFN-24

    RT8205LGQW RT8205LZQW RT8205L (EM DA,EM DB,EM...) QFN-24
  11. ThienBui

    RT8239BGQW RT8239B RT8239 (JC=CF,JC=ED,JC=IC,JC...) QFN-20

    RT8239BGQW RT8239B RT8239 (JC=CF,JC=ED,JC=IC,JC...) QFN-20
  12. ThienBui

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

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

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

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

    RT8223MGQW RT8223M (EQ=FJ EQ=EC EQ=DA EQ=DE EQ=...) QFN-24

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

    RICHTEK RT8223P 20=EL 20=DF 20=FF 20=… IC CHIP

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

    Acer s1002 N15P2

    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...
  17. ThienBui

    ntroduction to DC-DC Converter Topology--Ver2

    ntroduction to DC-DC Converter Topology--Ver2
  18. ThienBui

    IP4220CZ6 04/04/06

    IP4220CZ6_04_04_06
  19. ThienBui

    Playstation 3 slim maintenance - DISMANTLING THE PS3

    Playstation 3 slim maintenance - DISMANTLING THE PS3
  20. V

    hp envy 17 không kích được nguồn

    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...
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