Owner manual / English
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Casio PRT-70 Manual — Module 2307
Two owner's manual PDFs for the Casio module 2307, each a different scan (English included). Casio fitted it in the PRT-70. Casio's spec sheet lists one CR1620, with 1.5 years of battery life and accuracy within ±20 seconds a month; the module first shipped in Feb 2000.
Module specs
Battery: CR1620 (lithium)
Rated battery life: 1.5 years
Rated accuracy: ±20 sec/month
Casio service manual ref: S/M-683
Open Casio battery finderWatch models using this module
| Model | Released |
|---|---|
| PRT-70 | - |