User's Manual

(MODE)
!
To change modes among
the different main function
modes.
!
To change modes among
dif f ere n t s e tti n g s ub-
modes.
(+)
!
To increase the value in
setting mode.
!
To shift from DUAL Clock to
Home Time in Time mode.
(SET / SOS)
!
To e n t e r ( h o ld f o r 2
seconds) or quit the setting
mode.
!
To take lap time and reset
stopwatch.
!
To enter SOS mode.
( - )
!
To decrease the value in
setting mode.
!
To trigger the keytone
ON/OFF.
!
To trigger the stopwatch
START/STOP.
!
To t r i g g e r t h e A l a r m
ON/OFF.
!
Press and Hold for 2 sec. to
turn ON the Backlight.
2.0 Functions of the Operating Keys
3.0 Functions of the chest belt
Battery coverContact
Front
Back
(contact with the skin)
Contact
Elastic Band
Connector
2