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Cracked the top off and replaced the battery in an old RTC/CMOS module to revive an old motherboard. : r/techsupportmacgyver
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Battery problem w/ Dallas DS1287 | Vintage Computer Federation Forums
Reworking Dallas RTC Modules
GW-12887-1 Dallas DS12887 RTC Replacement Module from The Glitch Works on Tindie
Dallas DS12887A DS12887 DS1287 ODIN CR2032 battery mod - RTC 486 Pentium | eBay
Reworking Dallas RTC Modules
Reworking Dallas RTC Modules
Perpetual Replacement for Dallas DS12887A, DS1287 — w/Replaceable CR2032 Battery | eBay
DALLAS Maxim - DS12887 - IC. Real Time Clock - CMOS Clock, 24 Pin Dip.
Fixing a Flat Dallas DS1287 Real Time Clock Chip
DextersLab2013: Dallas DS12887A NVRAM PC CMOS External Battery Hack
Ultimate RTC module replacement for Dallas DS1287, Benchmarq BQ3287, BQ4287 etc. - YouTube
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Fixing a Flat Dallas DS1287 Real Time Clock Chip
21-39125-01 DS12887 & DS12887A Dallas Semiconductor (aka Maxim) Clock Battery for Alphaserver
