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Casio AD-301 / DRO-211 Manual — Module 1391

One owner's manual PDF for the Casio module 1391 in English. Casio fitted it in the AD-301 and DRO-211. Casio's spec sheet lists one CR920W, with 24 months of battery life and accuracy within ±20 seconds a month; the module first shipped in May 1996.

Module details

Brand: Casio

PDF files: 1

Released: May 1996

Mapped models: 2

Module specs

Battery: CR920W (other)

Rated battery life: 24 months

Rated accuracy: ±20 sec/month

Casio service manual ref: S/M-529

Open Casio battery finder

Owner manuals

Watch models using this module

ModelReleased
AD-301-
DRO-211-