Celestron CGEM 800 Telescope User Manual


 
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INTRODUCTION.......................................................................................................................................................................................................................4
Warning.......................................................................................................................................................................................................... 4
ASSEMBLY.................................................................................................................................................................................................................................6
Setting up the Tripod...................................................................................................................................................................................... 6
Attaching the Equatorial Mount..................................................................................................................................................................... 7
Attaching the Accessory Tray........................................................................................................................................................................ 8
Installing the Counterweight Bar.................................................................................................................................................................... 8
Installing the Counterweight .......................................................................................................................................................................... 8
Attaching the Hand Control Holder ............................................................................................................................................................... 9
Attaching the Optical Tube to the Mount....................................................................................................................................................... 9
Attaching the Visual Back............................................................................................................................................................................ 10
Installing the Star Diagonal.......................................................................................................................................................................... 10
Installing the Eyepiece ................................................................................................................................................................................. 10
Installing the Finderscope ............................................................................................................................................................................ 11
Installing the CGEM 1100 Finderscope....................................................................................................................................................... 11
Removing the Lens Cap............................................................................................................................................................................... 13
Moving the Telescope Manually.................................................................................................................................................................. 13
Balancing the Mount in R.A......................................................................................................................................................................... 13
Balancing the Mount in DEC....................................................................................................................................................................... 14
Adjusting the Mount .................................................................................................................................................................................... 14
Adjusting the Mount in Altitude................................................................................................................................................................... 14
Adjusting the Mount in Azimuth.................................................................................................................................................................. 15
Powering the Telescope ............................................................................................................................................................................... 15
HAND CONTROL....................................................................................................................................................................................................................16
Hand Control Operation ............................................................................................................................................................................... 17
Alignment Procedures.................................................................................................................................................................................. 17
Startup Procedure......................................................................................................................................................................................... 18
Two Star Align............................................................................................................................................................................................. 19
East/West Filtering.............................................................................................................................................................................. 19
Quick-Align ................................................................................................................................................................................................. 20
Last Alignment............................................................................................................................................................................................. 21
Re-Alignment............................................................................................................................................................................................... 21
Object Catalog.............................................................................................................................................................................................. 21
Selecting an Object....................................................................................................................................................................................... 21
Slewing to an Object .................................................................................................................................................................................... 22
Finding Planets............................................................................................................................................................................................. 22
Tour Mode.................................................................................................................................................................................................... 22
Constellation Tour........................................................................................................................................................................................ 22
Direction Buttons.......................................................................................................................................................................................... 23
Rate Button................................................................................................................................................................................................... 23
Setup Procedures.......................................................................................................................................................................................... 23
Tracking Mode ....................................................................................................................................................................................23
Tracking Rate ...................................................................................................................................................................................... 24
Date/Time............................................................................................................................................................................................ 24
User Defined Objects ..........................................................................................................................................................................24
Get RA/DEC ....................................................................................................................................................................................... 25
Goto R.A/Dec...................................................................................................................................................................................... 25
Identify................................................................................................................................................................................................25
Precise GoTo................................................................................................................................................................................................ 25
Scope Setup Features.................................................................................................................................................................................... 25
Setup Time-Site................................................................................................................................................................................... 25
Anti-backlash ...................................................................................................................................................................................... 26
Filter Limits......................................................................................................................................................................................... 26
Direction Buttons ................................................................................................................................................................................ 26
Goto Approach ....................................................................................................................................................................................26
Autoguide Rates ..................................................................................................................................................................................27
OTA Orientation.................................................................................................................................................................................. 27
Meridian .............................................................................................................................................................................................. 27
Mount Settings .................................................................................................................................................................................... 27
RA Limits............................................................................................................................................................................................ 28
Utility Features............................................................................................................................................................................................. 28
Calibrate Mount...................................................................................................................................................................................28