Casio DW-9000M / DW-004BM Manual — Module 2039

Two owner's manual PDFs for the Casio module 2039, each a different scan (English included). Casio fitted it in 5 models, including the DW-9000M and DW-004BM — the full list is below. Casio's spec sheet lists one CR2016, with 2 years of battery life and accuracy within ±15 seconds a month; the module first shipped in Feb 1999.