iOptron SmartStar MiniTower Pro User Manual
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To adjust minutes, move the cursor to each 
digit and use the number keys to input 
number directly. To change the “behind” or 
“ahead of” UT, move the cursor to “ahead” 
and using ▲ or ▼ key to toggle between 
“behind” and “ahead”. When the number is 
correct, press ENTER and go back to the 
previous screen. 
For other parts of the world you can find 
your “time zone” information online at 
websites such as 
http://www.timeanddate.com/worldclock/
.
DO NOT COUNT DAYLIGHT SAVING 
TIME. 
5.2.2. Set Up Daylight Saving Time
Scroll up and select “Set up local Time”
Press ENTER.
Use the ◄ or ► key to move the cursor to 
the bottom of the screen, use the ▲ or ▼ 
button to toggle between “Y” and “N”. Press 
ENTER to go back the previous screen. The 
local time also can be manually entered in 
case of GPS malfunction or testing the 
mount inside. 
The time and site information will be 
stored inside HC memory chip. If you are 
not traveling to other observation site, 
they do not need to be changed. 
5.2.3. Set Mount Type
The #8401 hand controller that comes with 
the MiniTower Pro can function in both EQ 
and AltAz. For the MiniTower Pro you will 
need to set the hand controller to function in 
AltAz. Scroll down and select “Set Mount 
Type”, 
Press Enter.
Select Alt/Azi mount and press ENTER to 
go back the previous screen. 
5.2.4. Set Anti-backlash
For an Alt/Azi operation, both R.A. and 
DEC anti-backlash should be set to 0 
step.
Scroll down and select “Set anti-
backlash”
Set up Local Time 
Set up site 
Set N/S hemisphere 
Set display contrast 
Set Eyepiece light 
Set Backlight 
Set anti-backlash 
Set Key Beep 
Set up Local Time 
Set up site 
Set N/S hemisphere 
Set display contrast 
Set Eyepiece light 
Set Backlight 
Set anti-backlash 
Set Key Beep 
Set local time: 
 
2008-06-01 11:55:09 
Daylight Saving Time
Y
Set up site 
Set N/S hemisphere 
Set display contrast 
Set Eyepiece light 
Set Backlight 
Set anti-backlash 
Set Key Beep 
Set Mount Type 
Equatorial Mount 
Alt/Azi Mount 
 
