find old cmos computer battery

February 15, 2011 at 11:25:42
Specs: Windows 7
We have an old (1990) HP 286 which operates our spectrophotometer in our lab. The CMOS battery is dead and I can not seem to locate a replacement battery. It is a Rayovac 4.5 volt number 884H. Anyone know where to get a new or replacement battery?

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February 15, 2011 at 12:02:55
Are you sure about that model number? Does it look anything like this?

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