Instruction Manual
111
SECTION
7
UNIT SETTINGS
I/O Settings
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:
1. Press and hold
M
, and rotate
O
until the I/O setup page is displayed.
2. Press
C
twice, and rotate
K
to select ‘off’ or ‘plotting’ for output to an RS-232 device.
3. Rotate
O
to advance the cursor to the baud rate field.
4. Use
K
to select the desired baud rate (300,1200, 2400, 4800 or 9600).
5. Press
C
to finish.
I/O setup page
300xl manual 1/25/99 2:36 PM Page 111