Owner manual / English
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Casio 58QS-26 / F-8 Manual — Module 58
One owner's manual PDF for the Casio module 58 in English. Casio fitted it in 7 models, including the 58QS-26 and F-8 — the full list is below. Casio's spec sheet lists one BR2320, with 3 years of battery life and accuracy within ±20 seconds a month; the module first shipped in Jul 1979.
Module specs
Battery: BR2320 (lithium)
Rated battery life: 3 years
Rated accuracy: ±20 sec/month
Casio service manual ref: S/M-114
Open Casio battery finderOwner manuals
Watch models using this module
| Model | Released |
|---|---|
| 58QS-26- AKA [Quartz] | 1978 |
| F-8 | 1978 |
| QS-26 | 1978 |
| B811 SOO5- AKA [Lithium] | 1980 |
| B812 | 1980 |
| F-7- AKA [Lithium] | 1980 |
| F-8 | 1980 |
| F-5 | 1982 |
| F-5- AKA [sports quartz] | 1982 |
