Omron HR-500U Instruction Manual page 14

The current time will be displayed.
NOTES:
• If no setting is made for more than five minutes, the display will
disappear.
• If the settings are not correct, the measurements for calories,
pace, distance, and the training zones will not be accurate.
Changing settings
1. Press and hold the ENTER and DOWN buttons
at the same time for 3 seconds.
The display will show the region code. Configure
settings as desired by following the process
described in "SETTINGS MODE", starting
with step 1.
NOTE:
If no setting is made for more than five minutes, your changes
are not applied and the display will return to the watch mode.
SETTINGS MODE
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