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PART VII : CONFIGURE THE HAND CONTROL
7.1 Display, Keypad, and Beeper
7.2 Alignment Star Filter
7.3 Sorting Method of the Alignment Star List
1. Access the menu “Setup \ Handset Setting” and press the ENTER key.
2. Use the scroll keys to select “LCD Contrast”; then use the left/right direction keys to adjust
the contrast of the LCD screen.
3. Use the scroll keys to select “Beep Volume”; then use the left/right direction keys to adjust
the volume of the beeper.
4. Use the scroll keys to select “LED Backlight”; then use the left/right direction keys to adjust
the brightness of the keypad’s LED backlight.
5. Use the scroll keys to select “LCD Backlight”; then use the left/right direction keys to adjust
the brightness of the LCD screen’s backlight.
6. Press ESC to exit the adjustment.
1. Access the menu “Setup \ Alignment Stars \ Sort by” and press the ENTER key.
2. Use the scroll keys to select “Magnitude” and press the ENTER key to sort the list by mag-
nitude (from the brightest to the faintest).
3. Use the scroll keys to select “Alphabet” and the press the ENTER key to sort the list alpha-
betically.
• The alignment star’s altitude must be above 15 degrees.
• For an equatorial mount, the alignment star’s declination must be between -75 and +75
degrees.
• For an alt-azimuth mount, the alignment star’s altitude must be below 75 degrees or within
the altitude limits dened by the user (Section 6.3).
Not all combinations of alignment stars are good for a 2-star alignment or 3-star alignment.
The SynScan hand control uses a built-in advanced alignment star lter to show only the stars
which is suitable to work with the 1
st
or 2
nd
alignment star(s), when asking the user to choose
the 2
nd
or 3
rd
alignment star. It helps to improve the success rate of the alignment.
Some advanced users or those who have limited visible sky can turn on/off this advance lter
with the following steps:
1. Access the menu “Setup \ Alignment Stars \ Adv. Filter” and press the ENTER key.
2. Use the scroll keys to choose “OFF” and then press the ENTER key to disable the lter.
3. Use the scroll keys to choose “ON” and then press the ENTER key to enable the lter.
Note: Even if the advanced lter function is turned off, the SynScan hand control will still apply
the following rules to generate the list of alignment stars:
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