• HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

It is currently 13 January 2026, 17:41

HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

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#1 HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

by leonemax81 • 12 January 2026, 20:35
Ciao, ragazzi ho questo pc HP Spectre X360 che non accende, non si accende nemmeno il led bianco del connettore DC+, come prima diagnosi manca la tensione +3V_VSTBY sul KBC, sospetto che sia il bq24715rgrr.

TENSIONI PRESENTI:
ACDET: 2.7 v.
ACN: 19 v.
ACP 19 v.
VCC 19 v.
REGN: 6 v.
ACOK: 3.3 v.
ACDRV: 20 v.
CMSRC: 17.7 v.
HIDRV: mancante.

Re: HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

by Google Adsense [BOT] • 12 January 2026, 20:35

#2 Re: HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

by matic • 13 January 2026, 11:05
Hello!

- Measure the voltages to ground on pins 1, 4, 5 of transistors PQ1, PQ8.
- Measure the voltage to ground on any pin of resistor PR177.

Re: HP Spectre X360 no power no led dc+ da0y0dmbaf0 rev f

by Google Adsense [BOT] • 13 January 2026, 11:05
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