lenovo g530 no display issue
Posted: Tue Jun 21, 2016 8:07 pm
lenovo g530
m/b- JIWA3 LA-4212P
POWER ON NO DISPLAY .500 AMP CONSUMPTION ON DC
CHECKED THE VOLTAGE CORE VOLTAGE NOT AVAILABLE
PREVIOUS ENGINEER DO ALL THE THING EVEN CHANGE BOTH ICH & GMCH AND I/O
CHECKED ONE BY ONE ALL VOLTAGE MISSING FOR GMCH. WHICH IS COMING FROM IC ISL6238HRTZ (PU6) THROUGH COIL PL8 BUT IT CANT REACH ON R186
I AM DOING ONE THING JUST JUMPER IT FROM C455 TO C510 AND CHECKED NOW VOLTAGE OK AND BOARD READY FOR DISPLAY
m/b- JIWA3 LA-4212P
POWER ON NO DISPLAY .500 AMP CONSUMPTION ON DC
CHECKED THE VOLTAGE CORE VOLTAGE NOT AVAILABLE
PREVIOUS ENGINEER DO ALL THE THING EVEN CHANGE BOTH ICH & GMCH AND I/O
CHECKED ONE BY ONE ALL VOLTAGE MISSING FOR GMCH. WHICH IS COMING FROM IC ISL6238HRTZ (PU6) THROUGH COIL PL8 BUT IT CANT REACH ON R186
I AM DOING ONE THING JUST JUMPER IT FROM C455 TO C510 AND CHECKED NOW VOLTAGE OK AND BOARD READY FOR DISPLAY
