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DUO 1025 Dual-Use Heart Rate Monitor
MAIN OPERATING MODES
POWER SAVE MODE
Power Save mode allows you to conserve battery life by deactivating the display
when the monitor is not being used. To activate Power Save mode:
1. In Time mode, PRESS & HOLD the LAP/VIEW key for 5 seconds. The display will
go blank.
2. To deactivate Power Save mode and resume normal operation, PRESS ANY KEY.
POWER DOWN MODE
Power Down mode allows you to conserve battery life by deactivating the unit
when the monitor is not being used for long periods of time. To activate Power
Down mode:
1. In Time mode, PRESS & HOLD the START/STOP & MODE keys for 5 seconds.
Note: Time/Date, User Profiles and Memory files will be preserved.
2. To deactivate Power Save mode and resume normal operation, PRESS ANY KEY
for 3 seconds.
HEART RATE LOCK
To deactivate finger Touch Heart Rate (when you don’t want to accidentally acquire
heart rate):
1. In Time mode, PRESS & HOLD the START/STOP key. The lock icon ( ) will appear
in the upper left of the display.
2. To unlock, PRESS & HOLD the START/STOP key for 2 seconds in Time mode. The
lock icon will disappear.
PRESS & HOLD
LAP/VIEW
PRESS ANY KEY TO
RESUME OPERATION
PRESS & HOLD
START/STOP