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iOptron GEM28 - Page 17

iOptron GEM28
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17
Press ENTER. A time and site information screen will be displayed:
Set Local Time
The time will be updated automatically when the GPS receiver has established its link with the GPS
satellites. In the event that the GPS module is unable to establish a link to the satellites, local time can be
entered manually. Use the or key to move the cursor _ and use the number keys to change the
numbers. Use the or button to toggle between “Y” and N” for Daylight Saving Time, or “+and -for
UTC (Coordinated Universal Time) setting. Hold the arrow key to fast forward or rewind the cursor.
In order to make the hand controller reflect your correct local time, time zone information has to
be entered. Press the or key, move the cursor to the third line UTC -300 Minute(s)to set the time
zone information (add or subtract 60 minutes per time zone). For example:
Boston is “UTC -300 minutes”
Los Angeles is “UTC -480 minutes
Rome is “UTC +60 minutes”
Beijing is “UTC +480 minutes”
Sydney is “UTC +600 minutes”
All the time zones in North America are “UTC –”, as shown in the following table, so ensure the
display shows “UTC -” instead of “UTC +” if in North or South America.
Time Zone
Hawaii
Alaska
Pacific
Mountain
Central
Eastern
Hour behind UT
-10
-9
-8
-7
-6
-5
Enter UTC
-600
-540
-480
-420
-360
-300
To adjust minutes, move the cursor to each digit and use the number keys to input the number
directly. Use or ▼ key to toggle between +and -”. When the time information entered is correct, press
ENTER and go back to the previous screen. Note that fractional time zones can be entered.
Do not manually add or subtract an hour from displayed time to reflect Daylight Saving Time (DST).
Instead please select “Yfor DST when daylight saving time begins.
For other parts of the world you can find your “time zone” information from internet.
Set Observation Site Coordinate
The third and fourth lines display the longitude and latitude coordinates, respectively. The longitude
and latitude coordinates will be automatically updated when the GPS picks up satellite signals. “W/E”
means western/eastern hemisphere; “N/S” means northern/southern hemisphere; “d” means degree; “m”
means minute; and “s” means second.
If, for any reason, your GPS can’t pick up a signal, you can manually enter the GPS coordinates.
Press or key to move the cursor and using or key to toggle between Wand “E”, “N” and “S”,
2020-10-01 12:01:36
UTC -300 Minute(s)
W071d08m50s DST: N
N42d30m32s Northern
Set Time and Site
Set Beep
Set Display
Set Guiding Rate
Daylight Saving Time

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