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3. GoToNova

®

 8404 Hand Controller 

 

 

Figure 1. GoToNova 8404 Hand Controller 

 

GoToNova 8404 hand controller (HC) is the standard controller for an AstroBoy 

telescope, as shown in Figure 1. 

 

3.1. Key Description 

  MENU: Press “MENU” to enter the Main Menu. 

  BACK: Move back to the previous screen, or end/cancel current operation, such as 

slewing. 

  ENTER: Confirm an input, go to the next menu, select a choice, slew the telescope to 

a selected object, or stop/start tracking. 

 Arrow 

(

▲▼►◄

): Press 

▲▼

 buttons to move a telescope along the altitude direction, 

►◄

 to move a telescope along the azimuth direction. Brows the menu or move the 

cursor in operating menu. 

  SPEED Key: To select slew speed (2X, 8X, 64X, 256X, and MAX) 

  HELP Key: For help and display more information on an object. 

 

3.2. The LCD Screen 

The 8404 HC consists of a large 4-line LCD screen, which displays all the information as 

shown in Figure 2. The user interface is simple and easy to learn. 

 

 

Figure 2. 8404 HC LCD Information Screen 

 
1.  Target Name: display the name of the target that telescope is currently point to. 

Mount Status 

Declination 
Azimuth 
Slew Speed 

Target Name 

Right Ascension 

Altitude 

Local Date and Time 

Summary of Contents for AstroBoy

Page 1: ...1 AstroBoy Computerized Telescope Instruction Manual...

Page 2: ...GoToNova Hand Controller 13 5 1 Manual Operation of the Telescope 13 5 2 Slew to an Object 13 5 2 1 Planets Sun Moon 13 5 2 2 Deep Sky Objects 13 5 2 3 Comets 13 5 2 4 Asteroids 13 5 2 5 Stars 13 5 2...

Page 3: ...tomer Service 24 Appendix A Technical Specifications 25 Appendix B GoToNova 8404 HC MENU STRUCTURE 26 Appendix C GoToNova Star List 28 IOPTRON ONE YEAR LIMITED WARRANTY 41 WARNING NEVER USE A TELESCOP...

Page 4: ...your telescope mount into your car if you re camping or at any remote location The easy to understand controller on the market The GoToNova hand controller is much easier to use than other similar pr...

Page 5: ...asy operation Dual axis servomotor with optical encoders Drive motor with 5 speed setting for precise tracking Push to alignment 60mm or 70mm achromatic refractor telescope for land and celestial obje...

Page 6: ...s not included in the holder Refer to the diagram on the holder to orient the batteries properly Replace the holder back into the battery compartment and replace the lid Use only fresh batteries Using...

Page 7: ...tons to move a telescope along the altitude direction to move a telescope along the azimuth direction Brows the menu or move the cursor in operating menu SPEED Key To select slew speed 2X 8X 64X 256X...

Page 8: ...has been interrupted 2 Mount Status display current status of the mount When the mount is turned on Stop Mount Status the telescope is at a standby position Slew Mount Status the telescope is manually...

Page 9: ...you can 1 Loosen the altitude clutch point the telescope tube directly up at the zenith as shown in Figure 3 left Tighten the clutch 2 Position the mount so that the N S mark is aligned with the eart...

Page 10: ...minutes ahead of UT Beijing is 480 minutes ahead of UT Sydney is 600 minutes ahead of UT All the time zones in North America are behind UT as shown in the following table So make sure it shows behind...

Page 11: ...on will be 360mm 10mm 36X magnification 2 The AstroBoy telescope comes with a 45 Erecting Diagonal Prism The Erecting Diagonal Prism is used to erect the image you will see Astronomical telescopes are...

Page 12: ...accuracy To do so press MENU button scroll down to Align select Solarsys Align and press ENTER The screen will list Moon Sun and other planets for you to select from Select an object using or key The...

Page 13: ...horizon may not display 5 2 1 Planets Sun Moon There are 9 objects in Solar system 5 2 2 Deep Sky Objects Named Deepsky Object It consists of 137 deep sky objects with their common names More informa...

Page 14: ...slew to all the objects listed in Watch List at a preset time interval The time interval can be set to from 10 seconds to 1200 seconds by using or button 5 3 Land Objects Up to 4 your favorite land o...

Page 15: ...Target Right Ascension and Declination After slew to an object move the cursor to Sync to Target and press ENTER Follow the screen to do the sync Using this function can improve the GOTO accuracy in...

Page 16: ...for battery operation The default setting is AZI 200 degree mode 5 5 5 Reset All Reset all settings to factory default data 5 6 Align This function is used for align the telescope Before star alignme...

Page 17: ...e or button to select a star and press ENTER The mount will slew to it automatically Use or key to center the object in your eyepiece Press SPEED button to change the slew speed if needed Then press E...

Page 18: ...to back to Modify Star Catalog menu Edit one data Use or button to move the cursor to Edit one data line and press ENTER A user object screen will show The first line shows the number of the user obj...

Page 19: ...comet can be added a existing comet record has to be deleted See Delete one comet Select Add a new comet and press ENTER Enter the name of your object by using or key to change the display from 1 to...

Page 20: ...ACK to back to Modify Star Catalog menu Delete one comet Use or button to move the cursor to Delete one comet line and press ENTER A screen consists comet information will show Use or button to move t...

Page 21: ...d a watch object and press ENTER Browse the celestial object list and select the one you want to watch by press ENTER Follow the screen prompt to confirm the selection After you are done press BACK to...

Page 22: ...the optics 5 If your telescope is used outdoors on a humid night telescope surfaces may accumulate water condensation While such condensation does not normally cause any damage to the telescope it is...

Page 23: ...y the hand controller says it will rise in certain hours The site information setting such as minutes behind UT in US or DST setting is wrong Please go to Set Up Controller submenu to double check Can...

Page 24: ...actory servicing or repairs write or call the iOptron Customer Service Department first before returning the telescope to the factory giving full particulars as to the nature of the problem as well as...

Page 25: ...t Mount AltAzimuth Mount GOTO System GOTONOVA Tracking controller Automatic Tracking rate celestial solar lunar Motor Dual Axis DC Servo motor with encoders Resolution 1 arc second Slew Speed 2 8 64 2...

Page 26: ...ky Object Messier Catalog NGC Catalog Named Stars Constellations Double Stars SAO Bright Stars User RA DEC JD2000 User RA DEC JD2000 Enter Position Enter Position Watch List Watch List Set Up Controll...

Page 27: ...roids Modify Star Catalog Modify Star Catalog User RA DEC JD2000 User RA DEC JD2000 Comets Comets Asteroids Asteroids Watch List Add a Watch Object Delete One Data Delete All Browse the List Watch Lis...

Page 28: ...63 Perseus Per 20 Cepheus Cep 64 Phoenix Phe 21 Cetus Cet 65 Pictor Pic 22 Chamaeleon Cha 66 Pisces Psc 23 Circinus Cir 67 Piscis Austrinus PsA 24 Columba Col 68 Puppis Pup 25 Coma Berenices Com 69 Py...

Page 29: ...29 Messier This table is licensed under the GNU Free Documentation License It uses material from the Wikipedia article List of Messier objects...

Page 30: ...er 22 California Nebula 69 Little Dumbbell 23 Carafe Group 70 Little Gem Nebula 24 Cat s Eye Nebula 71 Little Gem 25 Centaurus A 72 Little Ghost Nebula 26 Cetus A 73 Markarian s Chain 27 chi Persei 74...

Page 31: ...axy Group 125 The Eyes 104 Sculptor Galaxy 126 The Mice 105 Seyfert s Sextet 127 Toby Jug Nebula 106 Siamese Twins 128 Tom Thumb Cluster 107 Silver Dollar 129 Triangulum Galaxy 108 Small Magellanic Cl...

Page 32: ...23 Alkaid 071 Cor Caroli 119 Merope 167 Sirius 024 Alkalurops 072 Cursa 120 Mesartim 168 Skat 025 Alkes 073 Dabih 121 Miaplacidus 169 Spica 026 Almach 074 Deneb 122 Mintaka 170 Sterope 027 Alnasl 075...

Page 33: ...55 4 0 9 5 58502 53 Tau CMa 8 2 4 4 10 11 173446 18 Ome Aur 5 4 5 0 8 0 57548 54 145 CMa 25 8 4 8 6 8 173349 19 Eps Boo 2 8 2 5 4 9 83500 Izar 55 Mu CMa 2 8 5 0 7 0 152123 20 Del Boo 105 3 5 7 5 6458...

Page 34: ...Lep 3 2 5 4 6 6 170352 91 40 41 Dra 19 3 5 7 6 1 8994 129 Iot Lib 57 8 4 5 9 4 159090 92 1 Equ 10 7 5 2 7 3 126428 130 Lib 23 5 7 8 0 183040 93 The Eri 4 5 3 4 4 5 216114 Acamar 131 Mu Lib 1 8 5 8 6...

Page 35: ...7 132298 194 Eta Sgr 3 6 3 2 7 8 209957 163 1 Peg 36 3 4 1 8 2 107073 195 Sgr 5 5 5 2 6 9 209553 164 Eps Per 8 8 2 9 8 1 56840 196 Phi Tau 52 5 0 8 4 76558 165 Zet Per 12 9 2 9 9 5 56799 Atik 197 Chi...

Page 36: ...Daniel 2008 7 20 3006 0 461966 2 169362 18 958 66 5621 22 3747 10 12 17 36P Whipple 2011 12 31 6411 0 258516 3 088107 201 8996 182 395 9 9357 8 5 6 18 43P Wolf Harrington 2010 7 1 5473 0 595103 1 357...

Page 37: ...119P Parker Hartley 2005 5 22 6848 0 290508 3 039586 181 1136 244 0744 5 1905 3 5 8 49 124P Mrkos 2008 4 27 3311 0 542493 1 469458 181 4997 1 2852 31 3603 13 5 2 8 50 126P IRAS 2010 2 22 8394 0 696401...

Page 38: ...5 28 0 23 16 Psyche 2008 11 30 260 2872 2 920993 0 13925 227 4924 150 325 3 096 5 9 0 2 17 Thetis 2008 11 30 59 2784 2 470101 0 134917 135 8301 125 5998 5 589 7 76 0 15 18 Melpomene 2008 11 30 270 575...

Page 39: ...9838 7 84 0 16 48 Doris 2008 11 30 102 4412 3 108642 0 074784 257 133 183 7354 6 5555 6 9 0 15 49 Pales 2008 11 30 274 6896 3 09392 0 230324 109 804 286 1346 3 1802 7 8 0 15 50 Virginia 2008 11 30 10...

Page 40: ...40 GoToNova SAO Bright Star List For 8404 GoToNova 8404 hand controller consists of SAO bright stars with their magnitudes greater than 6 A reference table is available on iOptron s website...

Page 41: ...andling or unauthorized repair Further product malfunction or deterioration due to normal wear is not covered by this warranty IOPTRON DISCLAIMS ANY WARRANTIES EXPRESS OR IMPLIED WHETHER OF MERCHANTAB...

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