Casio AE-1200WH

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Operating Guide

🌍 Casio AE1200WH "Royale" Operating Guide – Set World Time Like a Spy

This guide covers the operation of the Casio AE1200WH, also nicknamed the "Casio Royale". With its multi-time zone display, retro-futuristic charm, and spy-movie feel, this watch is more than just a timepiece — it's an adventure on your wrist.

Pick it up, hold it in your hand, and let's explore every feature together.

🧱 Layout – Buttons & Display

Look at the front:

  • Top left: A (Adjust)
  • Bottom left: C (Mode)
  • Top right: B (Light)
  • Bottom right: D (Search/Change)

Display has:

  • A mini world map
  • Four digital areas showing local and world times
  • Labelled screen zones: PM, DST, ALM, SIG

🕒 Setting the Home Time – Anchor Your World

  1. From Timekeeping Mode, hold A
    → City code flashes.

  2. Use D to scroll to your city (e.g., DEL for Delhi, NYC for New York)

  3. Press C to cycle:

    • DST → Hour → Minute → Year → Month → Date → 12/24h → Light duration

  4. Use D to adjust; B for backlight preview

  5. Press A to lock it in

🧭 Pro Tip: Setting the right home city ensures all world times are accurate!

🌍 World Time Mode – Feel Like a Global Agent

  • Press C until you reach World Time Mode (world map blinks)
  • Use D to scroll through cities

Want to swap Home and World time?

  • Hold A in World Time mode → it swaps

🕓 Great for frequent travelers: swap to Tokyo or London in seconds.

⏱️ Stopwatch – Action Timing

  1. Enter Stopwatch Mode (press C 2x from home)

  2. Press D to start/stop
    Press A for split/lap
    Press A again to reset

🎯 Use for workouts, races, or cooking — makes you feel efficient!

⏳ Countdown Timer – Beat the Clock

  1. Press C until Timer Mode

  2. Hold A to set hours and minutes

  3. Use D to start/stop, A to reset

🔔 At zero, you'll hear a sharp beep. Feels like a tiny mission accomplished!

⏰ Alarm – Five Alerts + Hourly Chime

  1. Enter Alarm Mode via C

  2. Use D to scroll through AL1 to AL5, SNZ (Snooze), SIG (Hourly)

  3. Hold A to set hour/minute
    Toggle ON/OFF with D

🧠 Use AL1 for wake-up, AL2 for water breaks, AL5 for gym time!

💡 Illumination – Light It Up

  • Tap B to trigger the LED backlight (orange glow)

  • Hold A in Timekeeping Mode → cycle to Light Duration → set 1.5s or 3s

🕯️ Ideal for night-time travel or checking time in a cinema hall.

🔕 Mute Button Sounds

  • Hold C in any mode (except settings) → toggles MUTE ON/OFF
  • "MUTE" appears on screen

🙉 Great when you're in meetings, exams, or stealth mode.

🔋 Power Tips & Battery

  • Battery: CR2025
  • Lasts ~10 years with normal use

💡 Minimize long backlight usage and loud alarms if you want max longevity.

🛠️ Troubleshooting

World map wrong or garbled?
– Try resetting with factory city (e.g., UTC or your real zone)

Time flips 1 hr off?
– Check DST setting (Hold A, then C to DST)

Button beeps annoying?
– Mute them by holding C

🧠 Final Thoughts – A Watch for the Curious

The AE1200WH makes timekeeping feel like an expedition. Whether you're flying across cities or sipping chai while watching the stopwatch tick, it turns you into a global citizen with a gadget feel.