G-Shock GA-2000-5AER - Watch CASIO - Free user manual and instructions
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| Product Type | Analog-Digital Watch |
| Brand | Casio |
| Model | G-Shock GA-2000-5AER |
| Case Dimensions | Approx. 51.4 x 48.6 x 14.1 mm |
| Case Material | Resin |
| Band Material | Resin |
| Band Size | 145–215 mm (adjustable) |
| Weight | Approx. 70 g |
| Display Type | Analog hands and digital LCD |
| Water Resistance | 200 meters (20 ATM) |
| Shock Resistance | Yes |
| Power Source | CR1220 battery (approx. 3 years life) |
| World Time | 29 time zones (48 cities), DST on/off |
| Stopwatch | 1/100 sec – 24:00:00 |
| Countdown Timer | 1 min – 24 hours |
| Alarms | 5 daily alarms (1 snooze) |
| LED Light | Super Illuminator (auto light) |
| Calendar | Auto-calendar (to year 2099) |
| Accuracy | ±15 seconds per month |
| Other Functions | Hand shift, button operation tone on/off |
| Maintenance | Clean with soft dry cloth; avoid solvents |
| Safety | Avoid strong magnetic fields; do not expose to extreme temperatures |
| Spare Parts & Repairability | Battery replacement by authorized service center |
Frequently Asked Questions - G-Shock GA-2000-5AER CASIO
How do I set the time on my G-Shock GA-2000-5AER?
Press and hold the Adjust button (top left) until the seconds flash. Then use the Mode and Start/Stop buttons to change the settings. Press Adjust again to confirm.
Is the G-Shock GA-2000-5AER suitable for swimming?
Yes, it has 200 meters water resistance, so it is suitable for swimming, snorkeling, and water sports. Do not operate buttons underwater.
How do I replace the battery?
We recommend replacing the battery at an authorized Casio service center to maintain water resistance. The watch uses a CR1220 battery.
What does the 'hand shift' function do?
The hand shift function temporarily moves the analog hands out of the way so you can see the digital display more clearly. Activate it by holding the Light button.
How do I set an alarm?
Enter the Alarm Mode by pressing the Mode button repeatedly. Then press and hold the Adjust button to set the hour and minutes. Press Start/Stop to toggle the alarm on/off.
Can I change the time zone?
Yes, use the World Time Mode. Press the Mode button until you see the city code. Then press the Start/Stop button to scroll through cities. Hold Adjust to toggle DST.
How do I use the stopwatch?
Press the Mode button to enter Stopwatch Mode. Press Start/Stop to start or stop, and Reset (bottom left) to reset the time.
What is the accuracy of this watch?
The watch has an accuracy of ±15 seconds per month under normal temperature conditions.
How do I clean the watch?
Wipe the case and band with a soft, dry cloth. Do not use solvents, alcohol, or abrasive cleaners. Avoid direct sunlight when cleaning.
My watch appears dark/dim. What should I do?
The battery may be low. If the display is dim or the light is weak, have the battery replaced at a service center. The battery life is approximately 3 years.
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