1. Introdución
This manual provides essential instructions for the proper use and care of your Casio Youth Series MTA-1010D-1AVDF Analog-Digital Watch. Please read this manual thoroughly to ensure optimal performance and longevity of your timepiece. This watch combines traditional analog timekeeping with a digital display, offering versatility and multiple functions.
2. Configuración inicial
2.1 Setting the Analog Time
- Pull the crown (the knob on the side of the watch) out to the first click position.
- Xire a coroa para mover as agullas das horas e dos minutos á hora desexada.
- Push the crown back in to its normal position to start the timekeeping.
2.2 Setting the Digital Time and Date
The digital display offers various modes including time, date, alarm, and stopwatch. Refer to the specific button functions for your model to navigate these settings.
- Press the 'Mode' button (usually bottom left) to cycle through the digital modes until the time setting mode is displayed.
- Use the 'Adjust' button (usually top left) to select the digit or setting you wish to change (e.g., hour, minute, year, month, day).
- Use the 'Search' or 'Forward' button (usually top right or bottom right) to increase the selected value.
- Once all settings are correct, press the 'Adjust' button again to exit the setting mode.

Figura 1: Fronte view of the Casio MTA-1010D-1AVDF watch, showing the analog dial and digital display.
3. Instrucións de funcionamento
3.1 Navegación por modos
Press the 'Mode' button to cycle through the following functions:
- Modo de hora normal (mostra a hora e a data actuais)
- Alarm Mode (set and activate daily alarms)
- Modo de cronómetro (medir o tempo transcorrido)
3.2 Uso do cronómetro
- Navigate to the Stopwatch Mode using the 'Mode' button.
- Press the 'Start/Stop' button (usually bottom right) to begin timing.
- Press 'Start/Stop' again to pause and resume.
- Press the 'Reset' button (usually top right) to clear the stopwatch to zero.
3.3 Resistencia á auga
This watch is designed with a certain level of water resistance. Refer to the watch back or specifications for the exact rating. Generally, 'Water Resist' indicates suitability for daily use like hand-washing or rain, but not for swimming or diving unless a specific depth rating (e.g., 100M, 200M) is indicated.
- Do not operate buttons or the crown while the watch is wet or submerged.
- Avoid exposing the watch to hot water or steam, as this can compromise seals.
4. Mantemento
4.1 Limpeza do reloxo
Regular cleaning helps maintain the appearance and function of your watch.
- Limpe a caixa e a correa do reloxo cun pano suave e seco.
- For metal bands, a soft brush with mild soapy water can be used, followed by thorough rinsing and drying. Ensure the watch's water resistance rating is suitable for this.
- Avoid using chemical cleaners, solvents, or abrasive materials.
4.2 Substitución da batería
When the digital display becomes dim or the analog hands stop moving, the battery may need replacement. Battery replacement should ideally be performed by a qualified watch technician to ensure proper sealing and water resistance.
4.3 Almacenamento
Cando non o use, garde o reloxo nun lugar fresco e seco, lonxe da luz solar directa, de temperaturas extremas e de campos magnéticos fortes.

Figura 2: Atrás view of the Casio MTA-1010D-1AVDF watch, showing the stainless steel case back and the fold-over clasp in an open position.
5 Solución de problemas
5.1 Analog Hands Not Moving
- Check if the crown is pushed in completely.
- A batería pode estar esgotada. Considere a posibilidade de que a substitua un profesional.
5.2 Digital Display is Dim or Blank
- The battery may be low or depleted. Seek professional battery replacement.
- Ensure the watch is not exposed to extreme cold, which can temporarily affect LCD performance.
5.3 Visualización incorrecta da hora
- Re-set both the analog and digital times according to the instructions in Section 2.
- Ensure the watch has not been exposed to strong magnetic fields, which can affect analog movement accuracy.
6. Especificacións
- Número de modelo:
- MTA-1010D-1AVDF
- Tipo de movemento:
- Cuarzo
- Tipo de visualización:
- Analóxico-dixital
- Material da caixa:
- Aceiro inoxidable
- Diámetro da caixa:
- 47 milímetros
- Material da banda:
- Aceiro inoxidable (metal)
- Dial Glass Material:
- Mineral
- Peso do artigo:
- 100 g (0.1 quilogramos)
7. Garantía e soporte
7.1 Información da garantía
This Casio watch comes with a 2 anos de garantía doméstica from the manufacturer. The warranty covers manufacturing defects under normal use. Please retain your purchase receipt as proof of purchase for warranty claims.
7.2 Atención ao cliente
For any service, repair, or warranty inquiries, please contact Casio customer service directly. Refer to the official Casio website or your warranty card for specific contact details and authorized service centers in your region.





