Orion XTG instruction manual Table of Contents, Unpacking, Parts List

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Congratulations on your purchase of an Orion SkyQuest XTg GoTo Dobsonian. It is an observer’s dream telescope, offering quality diffraction-limited optics; a stylish, easy-to-setup base outfitted with automated, computerized GoTo technology; and a sturdy design. This high-performance astronomical instrument will provide dazzling views of celestial objects, yet be transportable and wonderfully easy

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to use.

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With the alt-azimuth GoTo system, you simply select an object from the 42,900 object database and the telescope will take you there with the push of a couple of buttons. Searching for objects is a thing of the past, as the GoTo servo motors and computerized database find them for you in seconds, then track them while you enjoy the view! Deluxe features such as a 2" dual-speed Crayford focuser, enhanced-reflectivity mirror coatings, and full accessory assortment provide everything you need to enjoy your journey through the universe.

Please read these instructions thoroughly before beginning assembly and subsequent use of the telescope.

Table of Contents

1. Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

2. Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

3. The GoTo Hand Controller . . . . . . . . . . . . . . . . . . . . . . 10

4. Setup for AutoTracking or GoTo Mode . . . . . . . . . . . . . 11

5. Using the Telescope in AutoTracking Mode . . . . . . . . . 12

6. Alignment for GoTo Operation . . . . . . . . . . . . . . . . . . . 12

7. Using the Telescope in GoTo Mode . . . . . . . . . . . . . . . 14

8. Collimating the Optical System . . . . . . . . . . . . . . . . . . 20

9. Using Your Telescope . . . . . . . . . . . . . . . . . . . . . . . . . . 21 10. Astronomical Observing. . . . . . . . . . . . . . . . . . . . . . . . 23

11. Care and Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . 25

12. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Menu Tree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Appendix A: Time Zones of the World . . . . . . . . . . . . . . . . 29 Appendix B: RS-232 Connection . . . . . . . . . . . . . . . . . . . . 30 Star Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

1. Unpacking

The telescope is packed in two boxes, one containing the opti- cal tube assembly and accessories, another containing the unassembled Dobsonian base. The 12" model has a third box containing the primary mirror in its cell. Be careful unpacking the boxes. We recommend keeping the original packaging. In the event that the telescope needs to be shipped to another

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Figure 2. Contents of the optical tube box: A) Optical tube,

B)Dust cap, C) Holster with mounting screws, D) EZ Finder II with bracket, E) Hex keys, F) collimation cap, G) 1.25" 12.5mm illuminated Plössl eyepeice, H) 2" 28mm DeepView eyepiece, I) Starry Night CD-ROM, J) eyepiece rack with mounting screws.

location, or returned to Orion for warranty repair, having the proper packaging will help ensure that your telescope will sur- vive the journey intact.

Before beginning assembly, unpack each box and confirm that all of the parts in the Parts List below are present. The parts are listed by the box they should arrive in, but some of the parts may be in different boxes than indicated below. Be sure to check all boxes carefully, as some parts are small. If anything appears to be missing or broken, immedi- ately call Orion Customer Support (800-676-1343) or email support@telescope.com for assistance.

Parts List

Box #1: Optical Tube Assembly and Accessories (Refer to Figure 2)

Qty. Description

1Optical Tube Assembly

1Dust cover

128mm Deep View eyepiece, 2" barrel diameter

112.5mm Illuminated Plössl eyepiece, 1.25" barrel diameter

1EZ Finder (with bracket)

1Collimation cap

1Eyepiece rack

2Eyepiece rack wood screws (20mm long, color black)

2Hex keys (2mm, 3mm)

1Tube connecting knob

1Hand controller holster (with 2 assembly screws)

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Contents Orion SkyQuest XTg GoTo Dobsonians Overview of SkyQuest XTg Dobsonian 12 shown Table of Contents Parts ListUnpacking Base hardware for SkyQuest XTg Box #2 Dobsonian Base Refer to Figures 3Assembly of the Dobsonian Base AssemblyAssembly of the Optical Tube XT12g Only Shaft Spring Operating the EZ Finder Connecting the Optical Tube to Dobsonian BaseAccessory Installation EZ FinderReplacing the Battery Using EyepiecesAligning the EZ Finder GoTo Hand Controller Dual Purpose buttons Setup for AutoTracking or GoTo ModeSetup for AutoTracking or GoTo Mode Scroll ButtonsUsing the Telescope AutoTracking Mode Alignment for GoTo OperationBrightest Star Alignment Two-Star Alignment SW 235SEPointing Accuracy Enhancement PAE Using the Telescope in GoTo ModeObject Database in the Hand Controller Selecting an ObjectUtility Functions Other FunctionsTracking Setup FunctionsPage Identifying an Unknown Object Using the User Defined DatabaseSaving an object to the database Recalling a user-defined objectUpdating the GoTo Hand Controller’s Firmware Disconnecting from the ComputerPreparing the Computer for the Update Linking with a ComputerAligning the Secondary Mirror Collimating the Optical SystemCollimation Cap and Mirror Center Mark Preparing the Telescope for CollimatingAligning the Primary Mirror Using Your TelescopeStar-Testing the Telescope Focusing the Telescope1200mm = 42x 28mm Viewing with EyeglassesAiming/Pointing the Telescope MagnificationAstronomical Observing Moon Astronomical ObjectsCare and Maintenance Cleaning Eyepiece LensesCleaning Mirrors Specifications SkyQuest XT8gSkyQuest XT10g SkyQuest XT12g Menu Tree Appendix a Time Zones of the World Appendix B RS-232 Connection Additional RS-232 Commands Sending a Tracking RateSending a Slow-GoTo Command Resetting the Position of Azimuth or AltitudeStar Charts Page Page Page Page Page One-Year Limited Warranty

XTG specifications

The Orion XTG is at the forefront of technological innovation, designed to meet the demands of modern users seeking both performance and versatility. This state-of-the-art device is particularly appealing to gamers, content creators, and professionals due to its impressive range of features and capabilities.

One of the main aspects of the Orion XTG is its powerful hardware configuration. Integrated with the latest high-performance processors, it ensures smooth and efficient operation, allowing users to tackle even the most demanding tasks without any lag. The device is equipped with advanced graphics capabilities, enabling crisp, high-resolution visuals that elevate the overall experience, whether for gaming or multimedia applications.

Performance is further enhanced by the Orion XTG's ample memory and storage options. With high-speed RAM and spacious SSD solutions, users can enjoy quick loading times and plenty of room for applications, games, and files. The SSD configuration also contributes to energy efficiency and reduced heat generation, making it a sustainable choice for long gaming or working sessions.

The Orion XTG stands out with its cutting-edge cooling technologies. Featuring an advanced cooling system, it utilizes both active and passive cooling mechanisms to maintain optimal temperatures during intense usage. This innovative design minimizes the risk of overheating, thereby prolonging the lifespan of the components and ensuring consistent performance.

Another significant highlight of the Orion XTG is its connectivity options. With multiple USB ports, HDMI, and advanced wireless capabilities, it enables seamless connections to various peripherals, including monitors, external storage devices, and other accessories. This adaptability makes it a perfect fit for a multitude of setups, whether for gaming, graphic design, or general productivity.

User experience is paramount in the Orion XTG's design, featuring a sleek and ergonomic build that enhances usability and comfort. The intuitive interface and customizable settings allow users to tailor their experience, making it easy to switch between tasks or enhance gaming performance based on individual preferences.

In summary, the Orion XTG combines high-performance hardware, advanced cooling solutions, extensive connectivity options, and an ergonomic design. Whether for gaming, content creation, or professional applications, the Orion XTG embodies a perfect blend of functionality and style, catering to a diverse range of users and their specific needs. With its focus on innovation and performance, the Orion XTG is poised to be a standout choice in its category.
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