If you look at the repair guide on iFixit for removing the logic board Here: http://www.ifixit.com/Guide/Repair/Installing-iMac-G3-Model-M4984-Logic-Board/1503/1
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the battery is on the top of the logic board once you remove the assembly, there might be a black cover over it, but it uses a 3.6V 1/2 AA you ca buy them at radioshack (And pay an arm and a leg), or online where they are much cheaper
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the battery is on the top of the logic board once you remove the assembly, there might be a black cover over it, but it uses a 3.6V 1/2 AA ( Lithium ) you ca buy them at radioshack (And pay an arm and a leg), or online where they are much cheaper
If you look at the repair guide on iFixit for removing the logic board Here: http://www.ifixit.com/Guide/Repair/Installing-iMac-G3-Model-M4984-Logic-Board/1503/1
the battery is on the top of the logic board once you remove the assembly, there might be a black cover over it, but it uses a 3.6V 1/2 AA you ca buy them at radioshack (And pay an arm and a leg), or online where they are much cheaper