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Casio GL-220 / GL-221 Manual — Module 2836

One owner's manual PDF for the Casio module 2836 in English. Casio fitted it in 4 models, including the GL-220 and GL-221 — the full list is below. Casio's spec sheet lists one CTL1616, with 9 months of battery life and accuracy within ±15 seconds a month; the module first shipped in Apr 2004.

Module details

Brand: Casio

PDF files: 1

Released: Apr 2004

Mapped models: 4

Module specs

Battery: CTL1616 (solar)

Rated battery life: 9 months

Rated accuracy: ±15 sec/month

Casio service manual ref: S/M-858

Open Casio battery finder

Owner manuals

Watch models using this module

ModelReleased
GL-220-
GL-221-
GL-7200-
GL-7200SR-