Citizen Watch E820 Setting Instructions

Introduction
The Citizen E820 is a sophisticated timepiece that combines advanced features with intuitive controls. Setting this watch correctly ensures it performs optimally. This guide provides a comprehensive overview of how to set your Citizen E820 watch.

1. Understanding Your Citizen E820 Watch
The Citizen E820 is a quartz watch known for its precision and reliability. It includes features such as a date function, alarm, and a 24-hour format. Familiarizing yourself with the watch's components will simplify the setting process.

2. Setting the Time
To set the time on your Citizen E820, follow these steps:

1. Pull out the crown: Locate the crown on the side of the watch and pull it out to the second position. This is the position for setting the time.
2. Rotate the crown: Turn the crown clockwise or counterclockwise to adjust the time. Ensure you are setting the correct AM/PM time if your watch has a 12-hour format.
3. Push the crown back in: After setting the time, push the crown back to its original position to start the watch.

3. Setting the Date
The Citizen E820 includes a date function. To set the date:

1. Pull out the crown: Pull the crown out to the first position.
2. Turn the crown: Rotate the crown to set the correct date. Be cautious when adjusting the date around midnight to avoid damaging the mechanism.
3. Push the crown back in: Once the date is set, push the crown back to its original position.

4. Setting the Alarm
The Citizen E820 features an alarm function for reminders. To set the alarm:

1. Enter alarm mode: Access the alarm mode by pressing the mode button on the watch.
2. Set the alarm time: Use the crown to adjust the alarm time, similar to setting the regular time.
3. Activate the alarm: Ensure the alarm is activated by pressing the appropriate button. You should hear a beep or see a visual indicator on the display.

5. Adjusting the 24-Hour Format
If your Citizen E820 supports a 24-hour time format and you prefer this option:

1. Access time format settings: Use the mode button to navigate to the time format settings.
2. Switch to 24-hour format: Follow the instructions on the display to switch from the 12-hour format to the 24-hour format.
3. Confirm and exit: Save your changes and exit the settings mode.

6. Battery Replacement
If your watch stops functioning or the display dims, it may be time to replace the battery. This process typically involves:

1. Removing the case back: Use a suitable tool to open the case back.
2. Replacing the battery: Remove the old battery and insert a new one, ensuring correct polarity.
3. Reassembling the case: Secure the case back and ensure it is properly sealed to maintain water resistance.

7. Maintenance Tips
To keep your Citizen E820 in optimal condition:

1. Keep it clean: Regularly wipe the watch with a soft cloth to remove dirt and sweat.
2. Avoid extreme conditions: Protect the watch from extreme temperatures and magnetic fields.
3. Service regularly: Have the watch serviced by a professional to check for any issues and ensure long-term functionality.

8. Troubleshooting Common Issues
If you encounter issues with your Citizen E820, consider the following troubleshooting steps:

1. Watch not running: Check the battery and replace if necessary.
2. Date or time not accurate: Ensure the crown is fully pushed in and the settings are correct.
3. Alarm not working: Verify that the alarm is activated and the time is set correctly.

9. Conclusion
Setting and maintaining your Citizen E820 watch can enhance its longevity and functionality. By following these instructions, you can ensure that your watch remains a reliable and accurate timepiece. For any persistent issues, consult the user manual or contact Citizen customer service.