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Casio DW-400 Manual — Module 905
One owner's manual PDF for the Casio module 905 in English. Casio fitted it in the DW-400. Casio's spec sheet lists one CR1616, with 3 years of battery life and accuracy within ±15 seconds a month; the module first shipped in Feb 1990.
Module specs
Battery: CR1616 (lithium)
Rated battery life: 3 years
Rated accuracy: ±15 sec/month
Casio service manual ref: S/M-323
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Watch models using this module
| Model | Released |
|---|---|
| DW-400- AKA [Tachy Meter] | 1990 |