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Meade LXD 75 User Manual

Meade LXD 75
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Instruction Manual
LXD 75-Series Telescopes
MEADE.COM

Table of Contents

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Meade LXD 75 Specifications

General IconGeneral
Mount TypeGerman Equatorial
GoTo CapabilityYes
Autoguide PortYes
Focal LengthVaries by model
WeightVaries by model
TypeReflector or Refractor (depending on model)
Focal RatioVaries by model
Motor DriveDual-axis DC servo motors
Computer Hand ControllerYes, Autostar
DatabaseOver 30, 000 objects
Power Requirements12V DC
Aperture4", 6", 8", 10" (depending on model)

Summary

WARNING!

CAUTION:

Safety instructions for battery installation to prevent explosion, fire, or leakage.

TELESCOPE FEATURES

LXD75-Series: Your Personal Window to the Universe

AUTOSTAR FEATURES

Tour the Cosmos with Just the Push of a Button

Overview of Autostar's capabilities, including GO TO, guided tours, and object library.

GETTING STARTED

How to Assemble Your Telescope

Step-by-step instructions for assembling the telescope and its components.

Balancing The Telescope

Aligning the Viewfinder

Choosing an Eyepiece

Observing by Moving the Telescope Manually

Activate the Arrow Keys (Autostar Models Only)

Slew Speeds (Autostar Models Only)

Observe a Star using the Automatic Tracking Feature

Using Autostar's GO TO Capabilities (Autostar Models Only)

Moving Through Autostar's Menus (Autostar Models Only)

Initializing Autostar (Autostar Models Only)

Training the Drive (Autostar Models Only)

Easy Alignment (Autostar Models Only)

Go To Saturn (Autostar Models Only)

Using the Guided Tour (Autostar Models Only)

BASIC AUTOSTAR OPERATION

Autostar Navigation Exercise

Exercise to demonstrate Autostar menu navigation and calculation.

AUTOSTAR'S MENUS

MENUS

Object Menu

Accesses libraries of celestial objects for viewing and slewing.

Event Menu

Glossary Menu

Utilities Menu

Setup Menu

USEFUL AUTOSTAR PROCEDURES

Adding Observing Sites

Procedure to store and manage multiple observing locations in Autostar.

Using Autostar to Find Objects Not in the Libraries

Observing Satellites

Landmarks

To Select a landmark from the database

Instructions for selecting and viewing stored terrestrial landmarks.

PHOTOGRAPHY

A few tips on photography with the LXD75-Series telescopes:

Practical advice for achieving good results in astrophotography.

OPTIONAL ACCESSORIES

MAINTENANCE

General Maintenance

Guidelines for cleaning and preserving the telescope's optics and body.

Alignment (Collimation) of the Schmidt-Newtonian Optical System

Procedure for adjusting the optical alignment of Schmidt-Newtonian models.

Alignment (Collimation) of the Schmidt-Cassegrain Optical System

Alignment (Collimation) of the Newtonian Reflector Optical System

SPECIFICATIONS

6" f/5 Model SN-6AT, SN-6EC Specifications

Technical details for the 6-inch f/5 Schmidt-Newtonian models.

8" f/4 Model SN-8AT, SN-8EC Specifications

10" f/4 Model SN-10AT Specifications

5" f/9.3 Model AR-5AT, AR-5EC Specifications

Autostar Specifications

Meade Customer Service

APPENDIX A: CELESTIAL COORDINATES

Setting Circles

Explanation of how to use setting circles for locating celestial objects.

Locating the Celestial Pole

Polar Alignment

APPENDIX B: ENHANCING POINTING PRECISION

The Polar Alignment Viewfinder

Description and use of the polar alignment viewfinder for precise alignment.

Method #1: Three-Star Alignment Using Autostar

Detailed procedure for performing a three-star alignment with Autostar.

Method 2: Axis Alignment Procedures

Procedure #1: To correct for attitude misalignment

Step-by-step guide to correct telescope attitude misalignment.

Procedure #2: To correct for elevation misalignment

Method 3: Axis Alignment Using Autostar

Method #4: Smart Drive Training (Periodic Error Correction)

APPENDIX C: LATITUDE CHART

APPENDIX D: EC HANDBOX

Arrow Keys:

Explanation of the EC Handbox's arrow key functions for telescope movement.

Modes of Operation

Slew Speeds

Tracking Rates

Changing the Polar Mode

Optional Autostar Computer Controller for LXD75 EC Users

APPENDIX E: MOUNTING THE MODEL SC-8 SCHMIDT-CASSEGRAIN OPTICAL TUBE

How to Attach the Optical Tube to the Mount

Instructions for attaching the SC-8 optical tube assembly to the mount.

APPENDIX F: BASIC ASTRONOMY

The Moon

Information on observing lunar features, craters, and maria.

Planets

Deep-Sky Objects

Further Study....

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