Casio DB-520 / DB-55W Manual — Module 675

One owner's manual PDF for the Casio module 675 in English. Casio fitted it in the DB-520 and DB-55W. Casio's spec sheet lists one CR1616, 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: 3

Module specs

Battery: CR1616 (lithium)

Rated battery life: 2 years

Rated accuracy: ±15 sec/month

Casio service manual ref: S/M-273

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Owner manuals

Owner manual / English

PDF

517 KB

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Watch models using this module

Model	Released
DB-520- AKA [Telememo]	1987
DB-520- AKA [Telememo]	1987
DB-55W- AKA [Telememo]	1987