Owner manual / English
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Casio Module 394 Manual
One owner's manual PDF for the Casio module 394 in English. Casio's spec sheet lists one SR626SW, with 3 years of battery life and accuracy within ±20 seconds a month; the module first shipped in Jan 1988.
Module specs
Battery: SR626SW (silver-oxide)
Rated battery life: 3 years
Rated accuracy: ±20 sec/month
Casio service manual ref: S/M-275
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