Owner manual / English
OLD WATCH SHOP
Casio Module 2952 Manual
Two owner's manual PDFs for the Casio module 2952, each a different scan (English included). Casio's spec sheet lists one CR1616, with 2 years of battery life and accuracy within ±30 seconds a month; the module first shipped in Apr 2005.
Module specs
Battery: CR1616 (lithium)
Rated battery life: 2 years
Rated accuracy: ±30 sec/month
Casio service manual ref: S/M-889
Open Casio battery finder