Owner manual / English
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Casio FS-01 Manual — Module 2321
Two owner's manual PDFs for the Casio module 2321, each a different scan (English included). Casio fitted it in the FS-01. Casio's spec sheet lists one SR920W, with 3 years of battery life and accuracy within ±30 seconds a month; the module first shipped in Aug 1999.
Module specs
Battery: SR920W (silver-oxide)
Rated battery life: 3 years
Rated accuracy: ±30 sec/month
Casio service manual ref: S/M-660
Open Casio battery finderWatch models using this module
| Model | Released |
|---|---|
| FS-01 | - |