Orion Sirius EQ-G Instruction Manual
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Orion Sirius EQ-G Instruction Manual

Goto equatorial mount
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INSTRUCTION MANUAL
Orion Sirius EQ-G
GoTo Equatorial Mount
#9995
Corporate Offices: 89 Hangar Way, Watsonville CA 95076 - USA
Toll Free USA & Canada: (800) 447-1001
International: +1(831) 763-7000
Customer Support: support@telescope.com
A N E M P L O Y E E - O W N E D C O M P A N Y
Copyright © 2020 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents
may be reproduced, copied, modified or adapted, without the prior written consent of Orion Telescopes & Binoculars.
IN 280 Rev. D 02/20

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  • Page 1 A N E M P L O Y E E - O W N E D C O M P A N Y Copyright © 2020 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents may be reproduced, copied, modified or adapted, without the prior written consent of Orion Telescopes &...
  • Page 2 Right ascension lock lever Counterweight shaft lock lever Polar scope Counterweights Latitude scale Latitude adjustment bolts Counterweight shaft Azimuth Hand controller cable adjustment knobs Center support shaft GoTo hand controller Tripod Leg lock knobs Figure 1. The Sirius EQ-G mount.

  • Page 3: Table Of Contents

    5. Balancing the Telescope ....4 6. Powering the Sirius EQ-G....5 Post 7.

  • Page 4: Attaching A Telescope

    (Figure 5). Retighten the Dec lock lever. Your Sirius EQ-G mount is now fully assembled and should Now loosen the counterweight lock knob and slide resemble Figure 1 except for the hand controller, which will be the weight along the shaft until it counterbalances the installed later.

  • Page 5: Powering The Sirius Eq-G

    The Sirius EQ-G should be powered by a 12V DC power sup- ply (tip positive) capable of producing continuous current with a minimum of 3 amps, such as the Orion Dynamo Pro Lithium 155Wh AC/DC/USB Lithium Power Supply. A 12V DC power R.A.

  • Page 6: Polar Alignment

    The Sirius EQ-G mount comes with a polar axis finder scope could use your smartphone’s compass feature or find a (Figure 9a) housed inside the RA housing of the mount. When physical compass to point the way.
  • Page 7 Little Dipper (in Ursa Minor) N.C.P. Eyepiece Big Dipper (rotate to focus) (in Ursa Major) Polaris Cassiopeia Figure 10. To find Polaris in the night sky, look north and find the Calibration Big Dipper. Extend an imaginary line from the two “Pointer Stars” in setscrew (x3) the bowl of the Big Dipper.

  • Page 8: Operating The Sirius Eq-G

    Moving the Mount Manually to finish the polar alignment. The Sirius EQ-G mount can be moved manually in RA (east- Polaris’ position relative to the NCP changes slightly over the west) or Dec (north-south) or can be moved electronically with course of years.
  • Page 9 Attaching the SynScan Hand Controller The SynScan hand controller cable for the Sirius EQ-G has modular connectors (RJ- 45) on both ends. Plug the modular connector on one end of the cable into the cor- responding port on the hand controller, and plug the modular connector on the other R.A.

  • Page 10: Specifications

    end of the cable into the Hand Controller port on the mount’s drive panel (Figure 8). Push the connectors into the ports until they click into place. More information about the features and functionality of the SynScan Hand controller can be found in its separate user manual. 10.
  • Page 12 A N E M P L O Y E E - O W N E D C O M P A N Y Copyright © 2020 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents...

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