G-Shock GA-100CF-1ACR Watch Instruction Manual

1. Introduction

The G-Shock GA-100CF-1ACR is a robust and stylish timepiece designed for durability and functionality. Featuring a military-inspired camouflage dial, this model combines toughness with a bold fashion statement. It is built to withstand extreme conditions, making it suitable for various activities.

Key Features:

Military-Inspired Camouflage Dial: Features a high-impact metallic camouflage design on the dial, blending toughness with bold fashion.
Shock & Magnetic Resistant: Built to withstand extreme conditions, perfect for sports, outdoor adventures, and military-inspired streetwear.
200M Water Resistance: Ideal for swimming, snorkeling, and water sports, ensuring durability in wet environments.
World Time Functionality: Stay in sync across 29 time zones (48 cities + UTC) with daylight saving mode and city swapping.
LED Backlight with Afterglow: Amber illumination ensures easy readability in low-light conditions.

G-Shock GA-100CF-1ACR watch with black case and camouflage dial — Figure 1: G-Shock GA-100CF-1ACR Watch

2. Setup

Initial Setup and Time Adjustment

To adjust the time, press and hold the 'ADJUST' button (top-left) for approximately 3 seconds until the city code starts flashing. Use the 'REVERSE' (top-right) and 'FORWARD' (bottom-right) buttons to select your home city. Once the city is selected, press the 'MODE' button (bottom-left) to cycle through settings like hour, minute, year, month, and day. Use 'REVERSE' and 'FORWARD' to change values. Press 'ADJUST' again to confirm and exit the setting mode. The analog hands will automatically synchronize with the digital time.

Video 1: Casio G-Shock Analog Digital Dial Black Resin Mens Watch GA100CF-1A

This video demonstrates the basic setup and time adjustment process for the G-Shock GA-100CF-1ACR watch, including navigating through modes and setting the home city and time.

3. Operating Modes

The GA-100CF-1ACR watch offers multiple modes for various functions. Use the 'MODE' button (bottom-left) to navigate between them.

Stopwatch Function

To use the stopwatch, navigate to the 'STW' mode. Press the 'START/STOP' button (usually 'FORWARD', bottom-right) to begin timing. Press it again to stop. The 'ADJUST' button (top-left) can be used to reset the stopwatch. This watch features a 1/1000-second stopwatch with up to 100 hours of timing capacity, including split and lap time measurements.

World Time Function

In 'WORLD TIME' mode, you can view the current time in 29 time zones (48 cities + UTC). Use the 'REVERSE' (top-right) and 'FORWARD' (bottom-right) buttons to scroll through different city codes. The watch will display the time for the selected city.

Alarms

The watch includes multiple daily alarms (up to 5) and a snooze function. Navigate to the 'ALM' mode to set or activate alarms. Use the 'REVERSE' and 'FORWARD' buttons to select an alarm number and adjust its time. The 'ADJUST' button can toggle the alarm on/off.

LED Backlight

To activate the LED backlight, press the 'LIGHT' button (usually 'REVERSE', top-right). The watch also features an auto LED light function, which illuminates the display when you tilt your wrist towards your face in low-light conditions. To activate/deactivate the auto light, press and hold the 'LIGHT' button for more than 3 seconds.

4. Maintenance

Water Resistance

This G-Shock watch is water-resistant up to 200 meters (660 feet), making it suitable for swimming, snorkeling, and other water sports. Ensure all buttons are not operated while submerged to maintain water resistance.

Shock and Magnetic Resistance

The watch is built with G-Shock's renowned shock and magnetic resistance, designed to withstand impacts and vibrations from daily activities and extreme conditions. Avoid exposing the watch to excessively strong magnetic fields.

Cleaning

Clean the watch regularly with a soft, damp cloth. For resin bands, mild soap and water can be used. Rinse thoroughly and dry completely.

5. Troubleshooting

Difficulty Reading Display

Some users may find the digital display difficult to read in certain lighting conditions due to its dark background. Utilize the LED backlight for improved visibility in low light. Adjusting the viewing angle may also help.

Complex Settings

The watch features numerous functions that may require time to master. Refer to this manual or official online resources for detailed instructions on specific settings and modes.

6. Specifications

Model Number: GA-100CF-1ACR
Product Dimensions: 3.85 x 4.3 x 4 inches; 0.03 ounces
Item Weight: Approximately 6.38 ounces
Water Resistance: 200 meters (660 feet)
Movement: Quartz
Case Diameter: 51.2 millimeters
Case Thickness: 16.9 millimeters
Band Width: 29.4 millimeters
Battery: 1 CR123A (included)
Features: Military-inspired camouflage dial, Shock & Magnetic Resistant, World Time (29 time zones, 48 cities + UTC), LED Backlight with Afterglow, 1/1000-second stopwatch, Countdown timer, 5 daily alarms, Full auto-calendar, 12/24-hour format.

7. Warranty & Support

This G-Shock watch comes with an International Warranty Card. Please refer to the card for specific warranty terms and conditions. For further support, visit the official G-Shock website or contact customer service.

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