HP 2112A

Richard Lynch richardlynch3 at tx.rr.com
Wed Feb 7 19:30:26 CST 2007

>> The three ROMs all have 12992 on them, the first in light pencil (not
>> visible in the picture below)...
> Is it 12992-something?  The "something" will indicate what ROM it is.
"12992 B" is written on the top of the chip.

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