Garmin 300XL Pilot's Manual And Reference page 121

The last page available under the GNC 300XL' s setup menu is the I/O setup page.
The I/O setup page lets you configure the GNC 300XL to input RTCM SC-104 correc-
tion data, output to a RS-232 mapping device or a PC (with the optional GARMIN PC
Kit or other mapping software) and select the appropriate baud rate. The I/O setup
page only provides access to I/O channel 2 input/output. For information on using I/O
channel 1, please see your GNC 300XL installation manual.
To change the output settings for I/O channel 2:
M
1. Press and hold , and rotate
C
2. Press twice, and rotate
O
3. Rotate to advance the cursor to the baud rate field.
K
4. Use to select the desired baud rate (300,1200, 2400, 4800 or 9600).
C
5. Press to finish.
O
until the I/O setup page is displayed.
K
to select 'off' or 'plotting' for output to an RS-232 device.
SECTION
UNIT SETTINGS
7
I/O Settings
I/O setup page
111