Standard Horizon MATRIX GX1280S - Manual (Page 15)

GX1280S Page 15
4.7 CHANGING COG TO TRUE OR MAGNETIC
Allows customizing the NAV data showing GPS Course Over Ground (COG).
Factory default is True however following the steps below the COG can be
changed to Magnetic.
1. Press and hold down the [CALL/SET] key until
“RADIO SETUP” menu appears.
2. Press the [CALL/SET] key, then select “TRUE
MAG” in the “RADIO SETUP” menu with the
CHANNEL selector knob.
3. Press the [CALL/SET] key.
4. Turn the CHANNEL selector knob to select “MAG-
NETIC” or “TRUE.”
5. Press the [CALL/SET] key to store the selected
setting.
6. Turn the CHANNEL selector knob to select “EXIT,”
then press the [CALL/SET] key to return to the “RADIO SETUP” menu,
select “EXIT” and press the [CALL/SET] key to return to radio operation.