Orion SynScan GoTo - Default Chapter; Table of Contents

2
WARNING:
• NeverlookdirectlyattheSunwiththenaked
eyeorwithatelescope–unlessyouhave
apropersolarfilterinstalledoverthefront
ofthetelescope!Otherwise,permanent,
irreversibleeyedamagemayresult.
• Neveruseyourtelescopetoprojectanimage
oftheSunontoanysurface.Internalheat
build-upcandamagethetelescopeandany
accessoriesattachedtoit.
• Neveruseaneyepiecesolarfilterora
Herschelwedge.Internalheatbuild-upinside
thetelescopecancausethesedevicesto
crackorbreak,allowingunfilteredsunlightto
passthroughtotheeye.
• Neverleavethetelescopeunsupervised,
eitherwhenchildrenarepresentoradults
whomaynotbefamiliarwiththecorrect
operatingproceduresofyourtelescope.
Table of Contents
1. Overview and Operating Modes............... 3
1.1 Keypad Layout and Connection Ports....................3
1.2 Adjusting the Hand Controller Settings ...................4
1.3 Slewing with the Direction Keys.........................4
1.4 SynScan Operating Modes ............................4
2. Initialization .............................. 5
2.1 Setting the Mount’s Home Position ......................5
2.2 Initializing the Hand Controller..........................5
3. GoTo Star Alignment........................ 6
3.1 Choosing an Alignment Method ........................6
3.2 Choosing the Alignment Star(s) ........................6
3.3 Alignment Methods for Equatorial Mounts ................7
3.4 Alignment Methods for Alt-azimuth Mounts ...............7
3.5 Tips for Improving Alignment Accuracy...................9
3.6 Comparison of Alignment Methods (Equatorial Mount/Mode) 9
4. Locating Objects.......................... 10
4.1 Messier, NGC, IC, and Caldwell Objects.................10
4.2 Planets and the Moon ...............................11
4.3 Named Stars, Double Stars, and Variable Stars...........11
4.4 SAO Stars.........................................11
4.5 Deep Sky Tour .....................................11
4.6 User-Defined Objects................................11
5. Configuring Hand Controller and Mount Settings 12
5.1 Date, Time, Site, Time Zone, and Daylight Saving Time ....12
5.2 Hand Controller Display, Keypad, and Beeper ............12
5.3 Backlash Compensation .............................12
5.4 Tracking Rate ......................................12
5.5 Autoguide Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5.6 Altitude Axis Slew Limits .............................13
5.7 Enable/Disable Auxiliary Encoder......................13
5.8 Alignment Star Filter.................................13
5.9 Sorting Method of Alignment Stars . . . . . . . . . . . . . . . . . . . . . 13
5.10 Show Position......................................13
5.11 Show Time and Local Sidereal Time....................14
5.12 Display Version Information...........................14
5.13 Display Temperature ................................14
5.14 Display Power Voltage ...............................14
5.15 Display Polaris Position ..............................14
5.16 Display Polar Alignment Error .........................14
5.17 Changing Polar Scope Illumination Level ................14
6. Advanced Functions ....................... 14
6.1 Identifying Objects ..................................14
6.2 Synchronizing Encoders .............................14
6.3 Parking the Telescope ...............................15
6.4 Pointing Accuracy Enhancement (PAE) .................15
6.5 Camera Control ....................................16
6.6 Periodic Error Correction (PEC) for EQ Mount ............16
6.7 Calibrating Auto-Home Offset .........................17
6.8 Iterative Polar Alignment without Polar Scope ............18
7. Connecting SynScan to a Computer .......... 18
7.1 Working with Astronomical Software Programs ...........18
7.2 PC Direct Mode ....................................18
8. Updating Firmware ........................ 19
8.1 Hardware Requirements .............................19
8.2 Preparation........................................19
8.3 Updating Firmware..................................19
8.4 Troubleshooting ....................................19
9. Using a SynScan GPS Module ............... 19
9.1 Initialization of Hand Controller with SynScan GPS Module . 19
9.2 Checking GPS Information ...........................20
Appendix A: Standard Time Zones of the World..... 21
Appendix B: SynScan Menu Tree................. 22
Appendix C: Eliminating Cone Error .............. 23
Appendix D: SynScan Self-Diagnosis ............. 24
Appendix E: Schematic of the Ports . . . . . . . . . . . . . . 25
Appendix F: Specifications ..................... 25
Appendix G: Star Charts........................ 26