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Reclzz

macrumors member
Original poster
Apr 8, 2014
53
7
Good evening all.

I’ve got 2 PowerMac G4’s (MDD and QuickSilver) in storage, and I’ve suddenly become anxious about the battery on the logicboard and whether they’ll leak or not.
And I can’t go check on them atm.

Do the batteries leak like 286/386/486 motherboards or are they a different kind of batteries?

Cheers
Reclzz
 
Last edited:

DeltaMac

macrumors G5
Jul 30, 2003
13,484
4,413
Delaware
To answer the OP: Those batteries (1/2 AA Lithium) are not, in my experience, prone to leaking. In fact, I don't recall seeing one of those batteries leaking. I have replaced or tested hundreds over the years, including dozens of PowerMacs that were being re-set after being in storage for varying periods of time. The batteries often die after the Mac is left unplugged, as you might do when a computer is not in active use. Leaking, IMO, would be quite unusual.
 

Reclzz

macrumors member
Original poster
Apr 8, 2014
53
7
To answer the OP: Those batteries (1/2 AA Lithium) are not, in my experience, prone to leaking. In fact, I don't recall seeing one of those batteries leaking. I have replaced or tested hundreds over the years, including dozens of PowerMacs that were being re-set after being in storage for varying periods of time. The batteries often die after the Mac is left unplugged, as you might do when a computer is not in active use. Leaking, IMO, would be quite unusual.
Ty

Now I’m more relaxed, when I get around to it they’re gonna get looked through closely to get back to best condition they can, and they will indeed get new batteries.

Think one of them has some bad caps that needs replacing but not sure when I’ll get to it.
More projects than time I’m afraid.
 
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mustagcoupe

macrumors regular
Jun 6, 2020
140
135
They do not tend to leak but the red maxcell branded ones have a tendency to suddenly explode and shower the insides of the computer with corrosive goo. So far it seems to be only the red ones that explode but I would say its good policy to replace them every 5 years or so and remove them from any macs you intend to store for a long period.
 

Reclzz

macrumors member
Original poster
Apr 8, 2014
53
7
They do not tend to leak but the red maxcell branded ones have a tendency to suddenly explode and shower the insides of the computer with corrosive goo. So far it seems to be only the red ones that explode but I would say its good policy to replace them every 5 years or so and remove them from any macs you intend to store for a long period.
So had my father check this morning, green varta in the first and a white saft ls in the second, so guessing they’re not orginal.

But no red maxcell, had him remove the batteries for good measure :)

Ty all for the replies!
 
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