NiMH Battery Problem: Difference between revisions

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PCG-GT1/GT3
PCG-GT1/GT3
Some VAIOs may not power up if the CMOS battery is defective or corroded, so removing the battery can also fix startup issues.






Some VAIOs with a corroded NiMH cell do not power up with the battery installed but do power up with the battery removed.
Some VAIOs with a corroded NiMH cell do not power up with the battery installed but do power up with the battery removed.

Latest revision as of 03:00, 25 March 2025

NiMH Button Cell, used in VAIOs from (xcx-xxx)

On a lot of older VAIOs, there is a green NiMH cell, made up of several identical button cells. This cell leaks over time, and can destroy the motherboard through corrosion. We recommend removing this battery ASAP to prevent future leakage. (Guides will be available for VAIO models affected.) Sony used these batteries all the way up until the early 2010s, however there have been no documented cases of later VAIOs having leaking batteries.


Affected models:

PCG-C1 1st, 3rd and 4th gen

PCG-505

PCG-V505

PCG-R505/R600

PCG-F


PCG-GT1/GT3


Some VAIOs with a corroded NiMH cell do not power up with the battery installed but do power up with the battery removed.