iOptron IEQ75-GTTM Telescope User Manual


 
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A “Testing R.A. Balance” screen will be displayed. Press the ENTER key to start the test. After few
swings, a test results will be displayed on the hand controller LCD screen:
Figure 17. R.A. Balance Test
Follow the arrow indicator to move the CW left or right. The more the arrow is shaded, the more the
CW needs to be moved. Press the ENTER key to test it again, until the OK sign is displayed or ¼ or less of
the arrow key is shaded.
Press or button on the hand controller to toggle between R.A. and DEC testing. Press
ENTER to start the DEC balance test. Move the telescope back and forth to balance the OTA around the
DEC axis.
Figure 18. DEC Balance Test
NOTE: If you are located in southern hemisphere, Sigma Octantis will be chosen for Polar
Alignment. For example, on May 20, 2010, 20:00:00 in Sydney, Australia (Lat S33º51’36” and Long
E151º12’40”), 600 min ahead of UT, the Sigma Octantis Position is 1hr21.8m and 64.4m.