iOptron GEM28 User Manual

3
Table of Content
Table of Content ................................................................................................................................................. 3
1. CEM26 Overview ........................................................................................................................................... 5
2. CEM26 Terms ................................................................................................................................................ 6
2.1. Parts List .................................................................................................................................................. 6
2.2. Identification of Parts .............................................................................................................................. 7
2.3. CEM26 Port ............................................................................................................................................. 8
2.4. Go2Nova
®
8409 Hand Controller ........................................................................................................... 8
2.4.1. Key Description ................................................................................................................................ 9
2.4.2. The LCD Screen ............................................................................................................................... 9
2.5. Check the Battery .................................................................................................................................. 10
2.6. Bench Testing the Mount ...................................................................................................................... 10
3. CEM26 Mount Assembly ............................................................................................................................. 11
3.1. CEM26 Mount Assembly ...................................................................................................................... 11
4. Getting Started .............................................................................................................................................. 21
4.1. Setup the Mount and Polar Alignment .................................................................................................. 21
4.2. Manual Operation of the Mount ............................................................................................................ 21
4.3. Initial Star Alignment ............................................................................................................................ 21
4.4. Go to the Moon and Other Stars ............................................................................................................ 21
4.5. Star Identifying Function ....................................................................................................................... 22
4.6. Power-Down Memorization .................................................................................................................. 22
4.7. Turn Off the Mount ............................................................................................................................... 22
4.8. Putting the Mount Back into the Package ............................................................................................. 22
5. Complete Functions of Go2Nova
®
8409 Hand Controller ........................................................................... 23
5.1. Slew to an Object ................................................................................................................................... 23
5.1.1. Solar System ................................................................................................................................... 23
5.1.2. Deep Sky Objects ........................................................................................................................... 23
5.1.3. Stars: ............................................................................................................................................... 23
5.1.4. Constellations ................................................................................................................................. 23
5.1.5. Comets ............................................................................................................................................ 23
5.1.6. Asteroids ......................................................................................................................................... 23
5.1.7. User Objects ................................................................................................................................... 23
5.1.8. Enter R.A. DEC .............................................................................................................................. 24
5.2. Sync to Target ........................................................................................................................................ 24
5.3. Alignment .............................................................................................................................................. 24
5.3.1. Pole Star Position ........................................................................................................................... 24
5.3.2. One Star Alignment ........................................................................................................................ 24
5.3.3. Two Star Polar Align ...................................................................................................................... 24
5.3.4. Three Star Align ............................................................................................................................. 25
5.3.5. Polar Iterate Align .......................................................................................................................... 25
5.3.6. Solar System Align ......................................................................................................................... 25
5.3.7. Display Model Error ....................................................................................................................... 25
5.3.8. Clear Alignment Data ..................................................................................................................... 25
5.4. Settings .................................................................................................................................................. 26
5.4.1. Set Time and Site ............................................................................................................................ 26
5.4.2. Set Beep .......................................................................................................................................... 26
5.4.3. Set Display ...................................................................................................................................... 26
5.4.4. Set Maximum Slew Rate ................................................................................................................ 26

iOptron GEM28 Specifications

General

Brand	iOptron
Model	GEM28
Category	Racks & Stands
Language	English