Garmin G600 manual XM Weather Symbols and Product Age, Are Mutually Exclusive

4.9.3XM Weather Symbols and Product Age

The weather product symbols, the expiration time and the refresh rate are shown in the following table. The refresh rate represents the interval at which XM Satellite Radio broadcasts new signals that may or may not contain new weather data. It does not represent the rate at which weather data is updated or new content is received by the Data Link Receiver. Weather data is refreshed at intervals that are defined and controlled by XM Satellite Radio and its data vendors.

Symbol	Weather Product	Expiration	Refresh Rate
		Time	(Minutes)
		(Minutes)
	NEXRAD (NEXRAD and Echo Top	30	5
	are Mutually Exclusive)
	Echo Top (Cloud Top and Echo Top	30	7.5
	Mutually Exclusive) (NEXRAD and
	Echo Top Mutually Exclusive)
	Cloud Top (Cloud Top and Echo Top	60	15
	Mutually Exclusive)
	XM Lightning	30	5
	Cell Movement	30	1.25
	SIGMETs / AIRMETs	60	12
	METARs	90	12
	City Forecast	90	12
	Surface Analysis	60	12
	Freezing Levels	120	12
	Winds Aloft	90	12
	County Warnings	60	5
	Cyclone Warnings	60	12

Table 4-20 Weather Product Symbols and Aging Times

Foreword
System	Sec 1
PFD	Sec 2
Sec 3 MFD
Sec 4 Hazard Avoidance
Features	Additional	Sec 5
& Alerts	Annun.	Sec 6
Symbols	Sec 7
Glossary	Sec 8
Appendix A
Index	Appendix
	B

190-00601-02 Rev. E Garmin G600 Pilot’s Guide 4-51