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Casio CD-40 / CD-401 Manual — Module 246

One owner's manual PDF for the Casio module 246 in English. Casio fitted it in the CD-40 and CD-401. Casio's spec sheet lists one BR2020, with 15 months of battery life and accuracy within ±15 seconds a month; the module first shipped in Feb 1984.

Module details

Brand: Casio

PDF files: 1

Released: Feb 1984

Mapped models: 3

Module specs

Battery: BR2020 (lithium)

Rated battery life: 15 months

Rated accuracy: ±15 sec/month

Casio service manual ref: S/M-153

Open Casio battery finder

Owner manuals

Watch models using this module

ModelReleased
CD-401983
CD-4011983
CD-401- AKA [DATA BANK]1983

Watches in stock using this module

$899.10eBay $999.00
Rare Vintage Casio CD-40 Data Bank Calculator Digital Watch Module 246 JDM 1980s

Rare Vintage Casio CD-40 Data Bank Calculator Digital Watch Module 246 JDM 1980s