Setting Into Operation - Raytheon STD 21 GPS Operation Manual

2.1.1

Setting into operation

After switching--ON the system (supply voltage to the Processor Unit and to the
Operator Unit) the Operator Unit starts up with a display which contains a blinking "Self--
Test" followed by blinking "Initialization" and "Acquisition" phases. During these blinking
indications, no heading value will be present.
After finishing this initialization procedure the basic display (see Figure 3) is displayed.
Figure 3:
3717/110--850.DOC020002
Caution!
Reduced accuracy may occur in the case of unfavorable satellite
constellation.
Always verify position data against other navigation devices to
confirm.
Please note:
After switching ON it will take approx. up to 4 minutes before
one of the below mentioned displays will appear.
After switching ON for the very first time it will take approx.
up to 20 minutes before one of the below mentioned dis-
plays will appear.
Select
Menu
068.7°
HEADING
GPS
Config.
LAT: 054°21.164' N
GPS
LON: 010°08.220' E
Hdg.
Example of a display after it has been set into operation
(STD 21 GPS only -- standalone system)
NOTE
Latitude and longitude are for information only!
Satellite Compass
STD 21 GPS
GPS
Dim
up
Contrast
Dim
down
Lamp
Test
WSG' 84
8
Edition: Feb. 05, 2007