It5570 chip Ec_wrst voltage

Collapse
X
 
  • Time
  • Show
Clear All
new posts
  • Rahul Morya
    Member
    • Feb 2024
    • 13
    • India

    #1

    It5570 chip Ec_wrst voltage

    While testing Dead hp 14s laptop i found charging section ok but no charge led indication.
    while testing voltage across IT5570 sio chip +3VPCU are ok
    but voltage at EC_WRST# is 0.56V what be problem i have attached schematics.
    is this capacitor C4708 faulty.
    Attached Files
  • renault12
    New Member
    • Sep 2013
    • 5
    • argentina

    #2
    Hello. I cut the wire marqued as EC_WRST between the node R4702-C4708 and Q4700/Q4701, like the draw, leaving only R4702 and C4708, and the line EC_WRST recovery 3,3V, LED charge white, and system run.

    Comment

    Related Topics

    Collapse

    Working...