iOptron CEM70 User Manual

3
Table of Contents
Table of Contents .........................................................................................................................................3
1. CEM70 Introduction ................................................................................................................................5
2. CEM70 Terms ..........................................................................................................................................6
2.1. Parts List ...........................................................................................................................................6
2.2. Identification of Parts ........................................................................................................................7
2.3. CEM70 Mount Ports .........................................................................................................................7
2.4. Go2Nova
®
8407+ Hand Controller .................................................................................................10
2.4.1. Key Description .......................................................................................................................10
2.4.2. The LCD Screen ......................................................................................................................11
2.5. Check the Battery ............................................................................................................................12
3. CEM70 Mount Assembly ......................................................................................................................13
4. Getting Started .......................................................................................................................................21
4.1. Setting the Mount and Performing Polar Alignment ......................................................................21
4.2. Manual Operation of the Mount .....................................................................................................21
4.3. One Star Alignment ........................................................................................................................21
4.4. GOTO the Moon and Other Objects ...............................................................................................21
4.5. Star Identification Function ............................................................................................................21
4.6. Power-Down Memorization ............................................................................................................22
4.7. Turning Off the Mount....................................................................................................................22
5. Complete Functions of Go2Nova
®
8407+ Hand Controller ..................................................................23
5.1. Select and Slew ...............................................................................................................................23
5.1.1. Solar System ............................................................................................................................23
5.1.2. Deep Sky Objects .....................................................................................................................23
5.1.3. Stars..........................................................................................................................................23
5.1.4. Comets .....................................................................................................................................23
5.1.5. Asteroids ..................................................................................................................................23
5.1.6. Constellations ...........................................................................................................................23
5.1.7. Custom Objects ........................................................................................................................23
5.1.8. Customer R.A. and DEC ..........................................................................................................24
5.2. Sync to Target .................................................................................................................................24
5.3. Alignment .......................................................................................................................................24
5.3.1. Position of Polaris/SigmaOct ...................................................................................................24
5.3.2. One Star Alignment .................................................................................................................24
5.3.3. Two Star Alignment .................................................................................................................24
5.3.4. Three Star Alignment ...............................................................................................................25
5.3.5. Solar System Align ..................................................................................................................25
5.3.6. Polar Iterate Align ....................................................................................................................25
5.3.7. View 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. Beep Settings ...........................................................................................................................26
5.4.3. Display Settings .......................................................................................................................26
5.4.4. Set Guiding Rate ......................................................................................................................26
5.4.5. Set Tracking Rate .....................................................................................................................27
5.4.6. Set Parking Position .................................................................................................................27
5.4.7. Meridian Treatment .................................................................................................................27
5.4.8. Set Altitude Limit ....................................................................................................................27

iOptron CEM70 Specifications

General

Azimuth Adjustment	±10°
Level Indicator	Yes
Database	212, 000+ objects
Payload Capacity	70 lbs (31.8 kg)
Slew Speed	6.5°/sec
Counterweight Shaft	28mm diameter
Polar Scope	Built-in, illuminated
Go2Nova® Hand Controller	Yes
GPS	Built-in
Communication Ports	USB, RS-232, ST-4
Power Supply	12V DC
Dovetail Saddle	Losmandy/Vixen dual saddle
PEC	Permanent PEC
Guiding	ST-4
Tripod	Optional
Tracking Accuracy	≤ ±5 arcsec