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Versione corrente di: Robert

Titolo:

Which part mostly fails on +3VALW

Testo:

Hello,[br]
+
[br]
+
I’ve got this device for changing the screen. [br]
+
[br]
+
Did the standard procedure; disconnect battery, replace screen, connect battery but after changing the screen the device won’t react on anything. No status LED’s, no reaction to power button, no fan spin.[br]
+
[br]
-Looked over the schematic and desoldered some jumpers. I’m came to the conclusion that theres a short to ground on the +3VALW rail but I’m not able to find the faulty part.[br]
+
+Looked over the schematic and desoldered some jumpers. I came to the conclusion that theres a short to ground on the +3VALW rail but I’m not able to find the faulty part.[br]
+
[br]
+
Thanks in advance

Dispositivo:

Lenovo Yoga 2 13"

Stato:

open

Post originale di: Robert

Titolo:

Which part mostly fails on +3VALW

Testo:

Hello,[br]

[br]

I’ve got this device for changing the screen. [br]

[br]

Did the standard procedure; disconnect battery, replace screen, connect battery but after changing the screen the device won’t react on anything. No status LED’s, no reaction to power button, no fan spin.[br]

[br]

Looked over the schematic and desoldered some jumpers. I’m came to the conclusion that theres a short to ground on the +3VALW rail but I’m not able to find the faulty part.[br]

[br]

Thanks in advance

Dispositivo:

Lenovo Yoga 2 13"

Stato:

open