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Instruction Manual
ETX
®
Premier Edition Telescope Series
AutoStar
®
— LNT
— SmartFinder
Premium ETX_without 105.qxd 1/27/09 12:33 PM Page 1
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Strany 1 - Instruction Manual

Instruction ManualETX®Premier Edition Telescope SeriesAutoStar®— LNT™— SmartFinder™™Premium ETX_without 105.qxd 1/27/09 12:33 PM Page 1

Strany 2

10B 2-Line LCD Display: This screen displays AutoStar's menus and informationabout the telescope. • Top line: Lists the primary menu. • Bottom li

Strany 3 - CONTENTS

11f Arrow Keys: The Arrow keys have several functions. Press an Arrow key to slewthe telescope in a specific direction (up, down, left and right), at

Strany 4 - QUICK-START GUIDE

12GETTING STARTEDParts ListingGetting the telescope ready for first observations requires only a few minutes. Whenfirst opening the packing box, note

Strany 5 - 29 for more information

134. Place the 26mm eyepiece (12, Fig. 15) into the eyepiece holder on the telescope and tighten the attachment thumbscrew (13, Fig. 15, not visible i

Strany 6 - TELESCOPE FEATURES

14Fig. 20a & 20b: Jupiter: Examplesof the right amount of magnification and too much mag-nification.Fig. 19: Meade SuperPlössl eyepieces.Too Much

Strany 7 - WINDOW TO THE UNIVERSE

15OBSERVINGObserving by Moving the Telescope ManuallyIf you wish to observe a distant land object, such as a mountain top or a bird, you canobserve by

Strany 8 - 1( Note:

16Slew SpeedsAutoStar has nine slew speeds that move the optical tube at rates that are directly proportional to the sidereal rate and have been calcu

Strany 9 - ? See pages 28

17Automatic Alignment1. When you slide the On/Off switch to “On” on your telescope’s computer control panel,a version screen briefly appears, followed

Strany 10

Tip: Try out the GuidedTour feature; the “Tonight’sBest” Guided Tour willpoint your telescope at thebest objects visible in thesky for every given nig

Strany 11 - ? See page 16

19NOTE:Saturn is not visible the entire year and you may need to choose another object from AutoStar's database;however, the procedure, as descri

Strany 12 - Adjust tripod height

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Strany 13 - Attach telescope to

AUTOSTAR OPERATION ObjectEvent Guided ToursGlossaryUtilitiesSetup20DateTimeDaylight SavingTelescopeTargetsetc. Setup AlignFig. 27b: Menu options

Strany 14 - : Turn the top (13) or

21Tip:When multiple choicesare available within amenu option, the currentoption is usually displayed first and highlighted by a rightpointing arrow (&

Strany 15 - OBSERVING

22 Tonight's Best How Far is Far A Star's Life Downloaded Tours User-created ToursSolar System Mercury Etc. Moon Asteroids CometsConstellat

Strany 16 - Observe the Moon

23Want to learn more aboutObserving Satellites? Seepage 32.Use the OBJECT menuto select an object from thedatabase.When your telescope isaligned and y

Strany 17 - ETX TIPS

24WARNING!Never useyour ETXTelescope tolook at the Sun! Lookingat or near the Sun willcause instant and irreversible damage toyour eye. Eye damage iso

Strany 18 - Go To Saturn

25Tip: The Contrast Adjustmentfeature is usually onlyrequired in very coldweather.If you adjust the contrastso that you can no longerread the display,

Strany 19 - Initializing AutoStar

26Sleep Scope is a power saving option that shuts down AutoStar and the telescopewithout forgetting its alignment. With "Sleep Scope" select

Strany 20 - AUTOSTAR OPERATION

27 Tracking Rate: Changes the speed at which the telescope tracks targets in thesky. a. Sidereal: The default setting for AutoStar; sidereal rate is

Strany 21 - Entering data into AutoStar

28 Add: Scroll through the list of Countries/States. Press ENTER when the site youwish to add displays. Then choose the desired city in the same mann

Strany 22 - AUTOSTAR'S MENUS

29Before trying out the examples in this section, familiarize yourself with the basic operations of AutoStar described earlier in this manual. The fol

Strany 23 - Object Menu

Quick-Start Guide ... 4Telescope Features ...

Strany 24 - Glossary Menu

30Using AutoStar to Find Objects Not in the DatabaseIn this procedure, you will enter coordinates of celestial objects that do not appear inany of the

Strany 25 - Utilities Menu

313. Select a satellite from list and press ENTER.4. "Calculating..." and then "Tracking..." displays. If the satellite is goin

Strany 26 - Setup Menu

32Interactive Mode:Tour name appears on the first line of the AutoStar display and thename of the object displays on line 2. To display descriptive te

Strany 27

33The following commands specify objects that are already in the AutoStar database. Ifthese commands follow the command AUTO SELECT, the object's

Strany 28

34STAR "name"Enter STAR followed by the name of the desired star in quotes. For example: STAR"Vega"LANDMARK az alt "title&quo

Strany 29 - OPERATION

35To Add a landmark to the database:In this procedure, you will store the location of terrestrial landmarks in AutoStar'smemory.1. Set the teles

Strany 30 - Astronomy)

36displays information about an object in its database that is closest to the one youqueried about. Important Note:For this function to operate proper

Strany 31 - OPTIONAL ACCESSORIES

37One-Star Alt/Az Alignment One-Star Alignment requires some knowledge of the night sky. AutoStar provides adatabase of bright stars. One-Star Alignme

Strany 32 - In Automatic Mode

382. Look through the reticle. Use the Arrow keys to keep the star centered in the reticlecross-hairs. AutoStar displays a count of the 150 positions

Strany 33

39Photography with a 35mm Camera Photography through your ETX model requires the addition of the optional #64 T-Adapter (see OPTIONAL ACCESSORIES, pag

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QUICK-START GUIDE2Make sure that the computer control panel power switch(F) is in the OFF position. Remove the AutoStar®handboxand the coiled cord fro

Strany 35 - Identify

40technique. Long-lens photography has its own rewards, however, which short-focuslenses cannot duplicate.A Few Tips on Photography 1.Use the standard

Strany 36 - Advanced Alt/Az Alignment

41• Try to block ambient light (from street lights, house, etc.) from the eyepiece andthe camera with a piece of cardboard, a screen, etc.• Keep extr

Strany 37 - Observing Considerations

42OPTIONAL ACCESSORIESA wide assortment of professional Meade accessories are available for the for ETXtelescopes. Meade accessories greatly extend ma

Strany 38

43#932 45° Erecting Prism: All ETX models include an internal optically-flat mirror toreflect light to the telescope’s 90° astronomical observing posi

Strany 39 - PHOTOGRAPHY

44MAINTENANCEYour ETX model telescope is a precision optical instrument designed to yield a lifetime of rewarding observations. Given the care and res

Strany 40

45Storage and TransportWhen the telescope is not in use, store it in a cool, dry place. Do not expose theinstrument to excessive heat or moisture. It

Strany 41 - The Lunar Planetary Imager

46Object appears in the SmartFinder but not in the eyepiece:• The SmartFinder is not properly aligned with the telescope (see ALIGNINGSMARTFINDER,page

Strany 42

47SPECIFICATIONSSpecifications: ETX-90PE Astro TelescopeOptical design . . . . . . . . . . . . . . . . . . . . Maksutov-CassegrainPrimary mirror diame

Strany 43

48Specifications: ETX-125PE Astro TelescopeOptical design . . . . . . . . . . . . . . . . . . . . Maksutov-CassegrainPrimary mirror diameter . . . . .

Strany 44 - MAINTENANCE

49AutoStar SpecificationsProcessor ...68HC11, 8MHzFlash Memory ...

Strany 45 - Troubleshooting

5To begin automatic alignment, press "0." AutoStar then dis-plays: “Location Option: 1-Zipcode 2-City”. This optionallows you to choose how

Strany 46

50Equatorial AlignmentIn equatorial (or "polar") Alignment, the telescope is oriented so that the horizontal and vertical axes of the telesc

Strany 47 - SPECIFICATIONS

51However, owners who wish to perform astrophotography or use the Meade LPI or DeepSky Imager (see PHOTOGRAPHY WITH MEADE’S AUTOSTAR SUITE, page 41,

Strany 48 - Telescope dimensions:

525. Press ENTER repeatedly until “Setup: Align” displays. 6. Press the Scroll Down key repeatedly until "Setup: Telescope" displays. Press

Strany 49 - Astronomy

53Setting CirclesThe ETX models are equipped with R.A. and Dec. setting circles (13 and 16, Fig. 1a) toaid in locating faint celestial objects when th

Strany 50 - (POLAR) ALIGNMENT

54APPENDIX B: LATITUDE CHARTLatitude Chart for Major Cities of the World To aid in the polar alignment procedure (see page 51), latitudes of major cit

Strany 51 - Fig. 44:

55Train the telescope motors using AutoStar. Perform this procedure if you are experiencing any pointing accuracy problems.Fig. 53 depicts the complet

Strany 52 - Fig. 49:

APPENDIX D:CHANGING THELNT MODULE BATTERY56The LNT Module uses a lithium coin CR2023 battery that will last about 5 years andis installed with the ori

Strany 53

57APPENDIX E:BASICASTRONOMYFig. 57: The Moon. Notethe deep shadows in thecraters.In the early 17th century Italian Scientist Galileo, using a telescop

Strany 54 - APPENDIX B: LATITUDE CHART

58Fig. 60: The Pleiades isone of the most beautifulopen clusters.Tip:Enter a date in the Datemenu and you can determine if a planet(s)—or any other ob

Strany 55 - Star Gazer

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Strany 56 - LNT MODULE BATTERY

TELESCOPE FEATURES61261641573Features of the ETX-90PE and ETX-125PE are identical, with the excep-tion of the size of optical tube andtwo styles of th

Strany 57 - Fig. 57: The Moon. Note

14-1010-29 1/09 MEADE LIMITED WARRANTYEvery Meade telescope, spotting scope and telescope accessory is warranted by Meade Instruments Corporation (“Me

Strany 58

MEADE ETX: YOUR PERSONALWINDOW TO THE UNIVERSEThe Meade Premier Edition ETX-90PE and the ETX-125PE are extremely versatile,high-resolution telescopes.

Strany 59

8j Horizontal (R.A.) Lock: Controls the manual horizontal rotation of the telescope.Loosen the horizontal lock counterclockwise to unlock the telescop

Strany 60 - MEADE LIMITED WARRANTY

9Fig. 4: The AutoStar Handbox.AUTOSTAR FEATURESWant to learn more aboutdownloading the latestupdates of AutoStarsoftware from the Meadeweb

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