DOH70 INTEL MB 12309-1 F53D4
Posted: Thu Feb 22, 2018 1:05 pm
DELL 7737 PCB NO : DOH70 INTEL MB 12309-1 F53D4
CASE STUDY : - NO POWER ON
IN THIS BOARD I CHEKED 3V5V OK BUT POWER BTN HAVE NO VOLTAGE SO CHEKED AND TRACE R2425 A PULL UP
RESISTANCE OPEN THERE ARE NO VOLTAGE TRANSFER ONE SIDE TO SECOND SIDE PSL_IN2# (POWER SWITCH LOGIC IN)NOT WORKING. REPLACE RESISTANCE MY WORK DONE MACHINE ON BUT NO DISPLAY IN MACHINE : ARRANGE CLEAR ME BIOS AND WORK DONE SUCESSFULLY :
CASE STUDY : - NO POWER ON
IN THIS BOARD I CHEKED 3V5V OK BUT POWER BTN HAVE NO VOLTAGE SO CHEKED AND TRACE R2425 A PULL UP
RESISTANCE OPEN THERE ARE NO VOLTAGE TRANSFER ONE SIDE TO SECOND SIDE PSL_IN2# (POWER SWITCH LOGIC IN)NOT WORKING. REPLACE RESISTANCE MY WORK DONE MACHINE ON BUT NO DISPLAY IN MACHINE : ARRANGE CLEAR ME BIOS AND WORK DONE SUCESSFULLY :