HP Pavilion g4 g6 g7 (quanta r23 sabin rev 1a) Laptop Schematics

HP Pavilion g4 g6 g7 (quanta r23 sabin rev 1a) Laptop Schematics

HP Pavilion g4 g6 g7 (quanta r23 sabin rev 1a) Laptop Schematics

HP Pavilion g4 g6 g7 (quanta r23 sabin rev 1a) Laptop Schematics

EC KB3926U5

Critical check

RSMRST# must drop if power button its press

+5V/+3V RT8206B

 

ALWAYS VOTAGE

PL21 +3.3V_ALWP

PL20 +5V_ALWP

 

+VGACORE RT8208 1.8V

CHECK PL22 for GPU VOLTAGE

 

OZ8681 PU9 Charger IC

Check DCIN PIN 1 (must be 19v)

If not check PQ24 FDMC4435BZ and all the diodes aside connected to ground.

If all the voltage its present go to HP website and take the BIOS file and reflash the BIOS IC.

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