Casio EFA-109 / EFA-111D Manual — Module 2747

Two owner's manual PDFs for the Casio module 2747, each a different scan (English included). Casio fitted it in 4 models, including the EFA-109 and EFA-111D — the full list is below. Casio's spec sheet lists one CR2025, with 10 years of battery life and accuracy within ±30 seconds a month; the module first shipped in Jun 2003.