Casio DW-8800B / DW-8800AB Manual — Module 1443

Two owner's manual PDFs for the Casio module 1443, each a different scan (English included). Casio fitted it in 4 models, including the DW-8800B and DW-8800AB — the full list is below. Casio's spec sheet lists one CR2016, with 1.5 years of battery life and accuracy within ±15 seconds a month; the module first shipped in Nov 1996.