Vintage CASIO F-88W (Module 593) / LCD Digital Watch working | WatchCharts
Addicted to Module 593 | WatchCrunch
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Found out what some of the solder points on the module 593 are for. Those three that are marked are for timing adjust based on that table. This picture is from a
CASIO F91W-1 Module 593 - YouTube
Back Light Spreader for Casio Module 593 F91W A158 A171 - Etsy
Module 415 swap with 593? : r/casio
HOW TO RESTORE 1987's VINTAGE CASIO A159W ( MODULE 593 ) DIGITAL WATCH | WATCH RESTORATION - YouTube