Casio AQ-19 / AQ-307 Manual — Module 306

One owner's manual PDF for the Casio module 306 in English. Casio fitted it in the AQ-19, AQ-307, and AW-30. Casio's spec sheet lists one SR920W, with 2 years of battery life and accuracy within ±15 seconds a month; the module first shipped in Jan 1988.

Module details

Brand: Casio

PDF files: 1

Released: Jan 1988

Mapped models: 4

Module specs

Battery: SR920W (silver-oxide)

Rated battery life: 2 years

Rated accuracy: ±15 sec/month

Casio service manual ref: S/M-269

Open Casio battery finder

Owner manuals

Owner manual / English

PDF

261 KB

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Watch models using this module

Model	Released
AQ-19	1982
AQ-307	1982
AQ-307	1982
AW-30- AKA [water sports]	1983