I have a G73JH refurb that I got from Best Buy a few months ago. It's been performing flawlessly but has recently developed a problem.
When plugged it, it cycles between battery mode and ac mode. Apparent loose connection. I had thought it was the cord but it seems to be the connector on the laptop itself.
Anyone have this problem? I imagine I'll have to open the case and resolder it. If anyone has done this, please post. Thanks!
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ALLurGroceries Vegan Vermin Super Moderator
Sorry to hear that
Does this only happen when the battery is charging? It could be a bad AC adapter. Try it without the battery plugged in.
Possibly a finicky DC jack, if you can gently rotate the plug and it cycles that could be it. Here's a replacement:
ASUS G72 series (G72GX), G73 series (G73JH, G73JW), Z84 series (Z84FM, Z84JP) dc power jack, 2.5mm center pin
It could be the AC adapter going bad or another motherboard issue though. -
I'm pretty sure when this happens that it is actually the connector that plugs into the laptop. It has a tendency to break inside that thick rubber part that you would grab to plug it in. Mine did this. I cut a slit in that rubber strain relief and found that the metal crimp for the hot wire had broken in two. I soldered it back together and it works again. When it was broken, the laptop would cycle between ac and batt constantly. I figured out what it probably was right away because I have three power supplies and I tested it with a different one.
It certainly could be the port on the laptop but in my case it was the jack that goes into the port. I have two Targus 180W power supplies in addition to the factory one. The Targus units were $30 I think. Since they were so cheap, I bought two and one of them is left at my office all the time. -
Yep did that. Still does it but not as much so I'm guessing its the laptop port.
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ALLurGroceries Vegan Vermin Super Moderator
It could be worth trying another AC adapter before you replace the jack.
If the brick won't output enough power then it will do this. Only if you can wiggle the DC jack (gently of course) should you feel confident that it's the jack (or the plug as Jody mentioned).
Power connection issue
Discussion in 'ASUS Gaming Notebook Forum' started by slkcrab, Jun 16, 2011.