Casio Watch Modules 5107, 5108, 5166: User Guide

This document provides essential information for operating Casio watches featuring modules 5107, 5108, and 5166. It serves as a comprehensive guide for users to understand and utilize the full capabilities of their timepiece, ensuring optimal performance and longevity.

Key aspects covered include:

• Detailed instructions for setting the time, date, and day of the week.
• Explanation of the solar charging system, battery indicators, and charging procedures.
• Guidance on water resistance levels and appropriate usage scenarios.
• Essential care and maintenance tips to preserve the watch's condition.
• Important precautions regarding temperature, impacts, and environmental factors.

Casio watches with these modules utilize a solar power system, requiring regular exposure to light for battery charging. Understanding the charging indicators and following the recommended charging practices, as outlined in this manual, is crucial for uninterrupted operation. The document also details the watch's water resistance capabilities and provides advice on how to maintain them, alongside general care instructions to prevent damage from external factors like chemicals, extreme temperatures, or physical impact.

For further assistance or support, users can visit the official Casio support website:

• Casio Support
• Casio Repair Information