HP Envy TouchSmart 15 (Inventec 15SBGV2) Laptop Schematics

HP Envy TouchSmart 15 (Inventec 15SBGV2) Laptop Schematics

BASIC CHECKS:

TPS51225 3.3V and 5V
Pinsvreg3 vreg5
Check those pins for output. without those voltages on those pins the notebook will not power or charge the battery.

General keywords and problems related are NO POWER.
PinsEN_3V EN_5V equally important to vreg3 and vreg5. KEYWORDS – LDO Low-dropout Regulator

If there is 3.3v and 5v from TPS51225 and there is no EN voltage then replace TPS51225 and reflash BIOS.