Standard Horizon HX751 Owner's Manual page 34

ing down the [ SQL ] key.
3. "SEt" will appear on the display, indicating the Menu ("Set") Mode has been
activated.
4. Press the [ SQL ] key to select the Menu item "12 SOS".
5. Press the [ ] or [ ] key to select "SoS".
6. Press the [ SQL ] key to save the new setting, then press
the PTT switch to exit to normal operation.
6.19.2 OPERATION
1. Hold down the [ LIGHT ( STROBE )] key for 1 second, to activate the emer-
gency S.O.S. Strobe. The TX/BUSY LED will be on continuously or will
flash the Morse Code S.O.S. message repeatedly.
2. The S.O.S. strobe function is interrupted when a signal is received or if the
squelch control is turned so audio is heard from the speaker.
3. To disable the S.O.S. strobe function, hold down the [ LIGHT ( STROBE )]
key for 1 second again.
Page 34 HX751