Eagle sport 用户指南

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页码 72
55
GPS Update Rate
Changing the update rate conserves battery power and lengthens the
battery life. The update rate is the length of time it takes the receiver to
send data to the display. In other words, normally the receiver sends posi-
tion data once every second. You can reduce that time to once every five
seconds. However, slowing the update rate also makes it harder to use
this product at very slow speeds, such as hiking. The faster the update
rate, the better the unit can respond to changes in direction or speed.
If you wish to change the update rate, simply move the black box to the
“GPS Update Rate (SEC)” menu, then press the left or right arrow key to
move the black box over the desired rate: 1, 2, 3, 4, or 5 seconds. Press
the EXIT key to activate your selection.
Execute GPS Self Test
If you suspect a problem with the GPS receiver, or
just wish to test it, move the black box on the GPS
Setup menu to the “Execute GPS Self Test” label,
then press the right arrow key. A screen similar to
the one at right appears after several seconds.
Messages at the bottom of the display will tell you
if the unit passed the self-test, or failed. If the unit
fails the self-test, contact the Eagle customer ser-
vice department.
Execute GPS Cold Start
When the AccuMap Sport is turned on for the first time “out of the box”, it
automatically sends a “cold-star t” message to the GPS receiver. You can
also send a cold start message to the receiver at any time.
If the unit can’t lock on to the satellites using the data you’ve given it, or if
it has trouble finding the satellites, perhaps it is using the wrong data. This
can happen if you’ve entered the wrong data by accident when initializing
the receiver. For example, if you entered east longitude instead of west.
Or if you’ve moved a long distance with the unit turned off.
To send a cold start message to the receiver, move
the black box on the GPS Setup menu to the “Ex-
ecute GPS Cold Start” label, then press the right
arrow key. A message appears, asking you if you
really want to do a cold start. Follow the instruc-
tions on this message page.
The unit will begin searching for the satellites. It