Omron HCG-801 - Manual (Page 41)

ERASING ECG DATA
Erasing All ECG Data
You can use the SET menu to erase all the ECG data stored on the SD memory card or in unit memory.
NOTE: If an SD memory card is inserted in the unit, all data on the card will be erased.
1. Press the button to scroll through the settings and select Erase all data.
2. Press the SELECT button.
The message “Erase all data in SD memory?” is displayed.
NOTE: If the SD memory card is not inserted and measurements are being
stored in unit memory, the message “Erase all data in the device?” is
displayed.
HOW TO ERASE, SAVE AND ORGANIZE ECG DATA
41
* By default, NO is
highlighted.