G-SHOCK GA-400 Disassemble and Assemble With Battery Change

*Disassembly, Assembly, Battery Replacement, and Cleaning Instructions for the G-SHOCK GA-400 Watch*

*Introduction*

This guide provides step-by-step instructions for disassembling, assembling, replacing the battery, and cleaning the case and band of a G-SHOCK GA-400 watch. By following these instructions, you can maintain your watch and ensure its optimal performance.

*Tools and Materials Required*

Before beginning the process, ensure you have the following tools and materials:

- A small Phillips head screwdriver
- A flat-head screwdriver
- A pair of tweezers
- A new CR2016 coin cell battery
- A soft cloth
- A mild detergent solution

*Disassembly*

1. *Remove the back cover.* Use the Phillips head screwdriver to remove the four screws securing the back cover. Carefully pry open the back cover using the flat-head screwdriver.

2. *Remove the battery.* Use the tweezers to remove the old battery from the watch. Be careful not to damage the battery terminals.

3. *Clean the battery compartment.* Use the soft cloth dampened with the mild detergent solution to clean the battery compartment. Ensure the compartment is dry before proceeding.

*Assembly*

1. *Insert the new battery.* Place the new battery into the battery compartment, ensuring the positive (+) terminal faces upwards.

2. *Replace the back cover.* Align the back cover with the watch case and secure it using the four screws. Tighten the screws until they are snug.

*Cleaning the Case and Band*

1. *Prepare the cleaning solution.* Mix a mild detergent with water to create a cleaning solution.

2. *Clean the case.* Dip the soft cloth into the cleaning solution and gently wipe the watch case. Pay special attention to the areas around the buttons and crevices.

3. *Clean the band.* Remove the band from the watch case and soak it in the cleaning solution for a few minutes. Gently scrub the band with the soft cloth to remove dirt and grime.

4. *Rinse and dry.* Rinse the case and band thoroughly with clean water and pat them dry with a soft cloth.

*Conclusion*

By following these instructions, you have successfully disassembled, assembled, replaced the battery, and cleaned the case and band of your G-SHOCK GA-400 watch. Regular maintenance will ensure the longevity and optimal performance of your watch.