Sony VAIO multi-flip svf15n1 charging problem

[kokono]

i have this laptop ,all things working with DC adapter
but dont can charging battery, when installed battery , battery led fast blinked and dont can charged.
i tested with another battery, ist same. also another DC adapter.also measured all pin for ISL88732 (chip charging) . i thinks ist ok
any person have good experiment about this problem ?
thx

[kokono]

Re: Sony VAIO multi-flip svf15n1 charging problem

Nobody ?

[caspian]

Re: Sony VAIO multi-flip svf15n1 charging problem

how much voltage are on pins of the battery connector when the battery is connected to the laptop?

[kokono]

Re: Sony VAIO multi-flip svf15n1 charging problem

how much voltage are on pins of the battery connector when the battery is connected to the laptop?

0 volt

[caspian]

Re: Sony VAIO multi-flip svf15n1 charging problem

how much voltage is on battery connector pins without battery?

[kokono]

Re: Sony VAIO multi-flip svf15n1 charging problem

again , i tested with battery
in 1 second, 4~5 Volt and aftera second, down until 0 volt
without battery, ist 20mv

[caspian]

Re: Sony VAIO multi-flip svf15n1 charging problem

these voltage values are not fine. now you should check all the charging circuit without battery to find a shorted point or corrosion or etc.