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Clock not set

Nikon Camera

Severity: Minor

What Does This Error Mean?

Clock not set means the camera's internal clock has lost its date and time. This happens when the main battery is removed for a long time and the internal clock battery runs out. Simply set the date and time in the menu.

Affected Models

  • All Nikon cameras

Common Causes

  • Camera stored without a battery for an extended period
  • Internal clock battery (CR1616 or similar) depleted
  • First use — clock has never been set
  • Clock battery disconnected during repair

How to Fix It

  1. Set the date and time in the menu.

    Menu > Setup > Time zone and date > Date and time. Set the correct date, time, and time zone.

  2. Insert a charged main battery and leave it in for 24 hours.

    The main battery charges the internal clock battery. Leaving a charged battery in the camera for a day should recharge the clock battery.

  3. If the clock resets every time you remove the battery, the clock battery may need replacement.

    The internal clock battery is a small coin cell (usually CR1616). Replacement requires opening the camera — a camera shop can do it for $30-$50.

Frequently Asked Questions

Does the clock affect my photos?

Yes — the date and time are embedded in every photo's EXIF data. If the clock is wrong, all your photos will have incorrect timestamps.

How long does the clock battery last?

Typically 3-5 years. If you keep a charged main battery in the camera, it recharges the clock battery and it lasts even longer.