RainbowAstro Hubo-I RST-135 User Manual
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RainbowAstro Hubo-I RST-135 User Manual

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Summary of Contents for RainbowAstro Hubo-I RST-135

  • Page 1 RST-135 Hubo-I Handcontroller User Manual...

  • Page 3: Preface

    Thank you for choosing RainbowAstro's products. RainbowAstro is committed to producing high quality products. This is a hand controller for the RainbowAstro mount. It is a 32-bit micro-computer specialized in Celestial navigation. It has a total of 22,000 astronomical data including 9440 stars, 13,300 deep sky, and solar system planets.

  • Page 4: Copylight

    However, Rainbow Robotics cannot be held responsible for any inaccuracies or typographical errors. Information in this manual is subject to change without notice. For more information on revising manual, please visit Rainbow Robotics' website (http://www.rainbowastro.com). © 2016 Rainbow Robotics Co., Ltd. All rights reserved.

  • Page 5: Warranty And A / S

    Warranty and A / S Warranty Defective products resulting from the product itself or the production process will be repaired or replaced free of charge depending on the condition. Warranty period The product guarantees quality for five year from date of purchase. Scope of responsibility If defects are found in the product, we will either repair it immediately or replace it with a new one.

  • Page 6: Manual Usage Rules

    Manual usage rules The manual usage rules specify the special symbols, rules, and abbreviations used in the manual. In this manual, the following manual rules are defined for your convenience. Table 1-1 Manual Conventions Mark Explanation Used to display the names of the items in the image.

  • Page 7: Revision History

    Revision history Date Version Contents Remarks 2019.04 Originally created...

  • Page 8: Table Of Contents

    Contents Preface ..........................i Copylight .......................... ii Warranty and A / S......................iii Manual usage rules ....................... iv Revision history ....................... v Contents ........................... vi 1 Precautions ......................1 2 Product overview ....................3 Part Names and Functions .................... 4 Features of each part ...............................
  • Page 9 Planet(PLNT) ................................22 Menu structure ......................23 3 Observation preparation ................... 27 Basic usage ........................28 Power on ..................................28 Manual control ................................29 Back side LED(ILL) ..............................29 Initial setting ........................30 GPS ....................................30 Time setting (Time & Date) ..........................31 Location Setting (Location) ..........................
  • Page 10 Check alignment data (Align angle) ....................... 48 Saving alignment data (Auto Res.) ........................49 Delete Alignment data ............................50 Search nearby objects (Find) ..................51 Parking ..........................53 5 Input data ......................55 Location........................... 56 Parking position ......................57 Enter parking position ............................57 Save current position to parking position ....................
  • Page 11 Check electronic equipment status (Voltage & Temp) ......... 70 Backlash compensation (Backlash) ................71 Change tracking speed (Tracking mode) ..............72 Display window settings (Back light) ................ 73 Polar scope light control (Reticle Ill.) ............... 74 7 Change mount type .................... 75 Equatorial/alt-azimuth mode (Mount setup) ............

  • Page 13: Precautions

    Precautions This manual has been using the icons so that the user can easily recognize the safety precautions to define the precautions notation as follows: Failure to follow directions marked with this symbol may result in caution damage to the product. The user must follow the instructions in the caution signs.
  • Page 14 This chapter describes the safety precautions you should be aware of to protect your body and products when installing and using the product. ▪ Do not bend or force the wire when pulling the cable and power cord out of the outlet. It may cause electric shock or fire. ▪...

  • Page 15: Product Overview

    Product overview This is a hand controller for the RainbowAstro mount. It is a 32-bit micro-computer specialized in celestial navigation. It has a total of 22,000 astronomical data including 9440 stars, 13,300 deep sky, and solar system planets. This chapter explains each part's name and function, mode, database, warning notice...

  • Page 16: Part Names And Functions

    Part Names and Functions The appearance and name of each parts are as follows. Drawing 2-1 Product appearance Table 2-1 Part name Number Name Number Name Handle NEXT key Cable connection Arrow key Display window ESC key...

  • Page 17: Features Of Each Part

    Number Name Number Name ENT. key PREV key Number key Features of each part Detailed description of each part of the product is as follows. Handle The handle is fixed to the body. Cable connections This is where you plug in the cable to connect the mount and the product. Display window This screen displays various information for controlling the mount.
  • Page 18 ESC key It has the following functions.  Stop GOTO on mount  Go to previous menu  Cancel operation ENT. key When the key is pressed for a short time, the following functions are performed.  Select  Confirm When push and hold for 1 second, the following functions are displayed.

  • Page 19: Number Key Function

    Number key function The functions of the numeric keys are as follows. Function 1 GOTO GOTO 2 ALGN Alignment 3 D.S. Access to deep sky information 4 FIND Search nearby objects 5 USER User enters astronomical coordinates 6 STAR Access to star information 7 MENU Show settings menu 8 MSC...

  • Page 20: Mode

    Mode There are 4 modes as below.  Main mode  Object mode  Menu mode  Edit mode Main mode Main mode refers to the main screen that appears on the display window when the product is turned on and displays basic information about the product. How to enter Main mode is the main screen that appears when the product is turned on.
  • Page 21 Screen Layout In the Main mode, you can move to the PREV and NEXT keys as follows. Rainbow RST135 Date= 2019/04/11 V.190411 Time= 05:44:00 PM Equatorial Mode Alt=-09°24'21" Auto Resume Off Az =234°00'38" Side= 01:00:11 DE:#..0% Time= 05:48:00 PM RA:#..
  • Page 22 Items Explanation ▪ Auto Resume Off: Alignment data save disabled ▪ Auto Resume On: Alignment data save enabled For details, refer to 'Saving alignment data' (p.54). The details of each item on the second screen are as follows. Date= 2019/04/11 Time= 05:44:00 PM Alt=-09°24'21"...
  • Page 23 Side= 01:00:11 Time= 05:48:00 PM Ra = 19h59m41s De =-34°19'06" Drawing 2-5 Third screen Table 2-5 Explanation of each item on the third screen Items Explanation It displays the current sidereal time. Side= 01:00:11 Displays the current time. Time= 05:48:00 PM Displays the right ascension the telescope is pointing Ra = 19h59m41s Displays the declination the telescope is pointing at.

  • Page 24: Object Mode

    The details of each item on the fourth screen are as follows. DE:#..0% RA:#..0% DE= 0.0" -0.00007 RA= 0.0" -0.00260 Drawing 2-6 Fourth screen Table 2-6 Explanation of each item on the fourth screen Items Explanation Displays the motor current consumption of the DE:#..
  • Page 25 How to use How to use in object mode is as follows. Table 2-7 How to use in object mode Explanation PREV, NEXT key Move between screens. ▲, ▼, ◀, ▶ key Manually control the mount. 1 GOTO key Automatically pointing targets. Screen Layout The screens you can see in object mode are as follows.
  • Page 26 NGC 224 S:0178.0' T:Galaxy M:03.5 D:Extrem Bright M31 Andromeda Galaxy Drawing 2-8 First screen (deep sky) Table 2-8 Explanation of each item on the first screen (deep sky) Items Explanation Displays the NGC number. NGC 224 Displays the apparent size. S:0178.0 Displays the type.
  • Page 27 Items Explanation The angular distance between double stars is displayed. Sep:0008.3" It is not displayed if it is not double star. The difference in magnitude between double stars is Md:1.1 displayed. The name of the star is displayed. Acamar Bayer nomenclature is displayed (constellation Eri-The2 name, Greek).
  • Page 28 Ra = 02h58m16s De =-40°18'37" Alt=-28°14'25" Az =222°45'07" Drawing 2-11 Second screen Table 2-11 Explanation of each item on the second screen Items Explanation Display the right ascension of the target. Ra = 02h58m16s Displays the declination of the target. De =-40°18'37"...

  • Page 29: Menu Mode

    Items Explanation Displays the azimuth when the target sets. Az = 229° Menu mode Menu mode is a screen that displays the setup menu of the product. How to enter In Menu mode, press ENT. Press and hold the key to enter. How to use How to use in menu mode is as follows.

  • Page 30: Edit Mode

    * Time & Date Location Speed setup Backlash Drawing 2-13 Menu mode screen Table 2-14 Explanation of each item on the screen (menu mode) Items Explanation Displays the position of the cursor. Set the current date and time. Time & Date Select the observation site.
  • Page 31 Edit mode is automatically entered if you need to enter a value. Alternatively, after selecting the menu to change the setting value, press and hold the ENT. key to enter. How to use How to use in edit mode is as follows. Table 2-15 How to use in edit mode Explanation ▲, ▼, ◀, ▶...

  • Page 32: Database

    Database The information contained in this product is as follows.  Eight solar system planets, Moon, Sun  9,440 stars information  7,300 NGC catalog information  6,800 IC catalog information  110 Messier catalog information Deep sky object (D.S) The deep sky object information is searched by pressing the 3 D.S.

  • Page 33: Star(Star)

    Star(STAR) The star information is searched in Main mode by pressing the 6 STAR key. The screen of the star and the description of each item are as follows. * Common Name Star Name Guide Star BSC Number Drawing 2-16 Screen of star Table 2-18 Explanation of each item on the screen (Star) Items Explanation...

  • Page 34: Planet(Plnt)

    Planet(PLNT) The planet information is searched by pressing the 9 PLNT key in Main mode. The screen of the planet and the description of each item are as follows. * Sun Mercury Venus Mars Drawing 2-17 Screen of planet Table 2-19 Explanation of each item on the screen (Planet) Items Explanation Displays the position of the cursor.

  • Page 35: Menu Structure

    Menu structure The menu structure of this product is as follows. Table 2-20 Menu structure 1st Level 2nd Level 3rd Level 4th Level Mode Edit Time & Date Edit Location Edit Slew speed Speed setup Edit Auto Res. / Auto Toggle ENT.
  • Page 36 1st Level 2nd Level 3rd Level 4th Level Mode Enter number Object Distance List of objects Object 4 FIND key Magnitude List of objects Object EDIT mode Object 5 USER key List of objects List of objects Object Common Name List of List of Object...
  • Page 37 1st Level 2nd Level 3rd Level 4th Level Mode Object List of objects Satellites 9 PLNT key List of Planets Object 0 ILL. Key Toggle 0 ILL. key Homing Long press...

  • Page 39: Observation Preparation

    Observation preparation This product is connected to the mount using a cable. This chapter explains what you need to know or prepare before using the product to observe.

  • Page 40: Basic Usage

    Basic usage Describes the basic usage of the product you should know when preparing your observations. Power on To turn on this product, follow the steps below. Release the right ascension and declination clamps to direct the telescope to the initial position.

  • Page 41: Manual Control

    Manual control You can manually drive the right ascension and declination axes of the mount using the arrow keys of this product. Manual control is required in the following situations.  Alignment  When you need other manual control direction You can only control it manually in Main mode and Object mode.

  • Page 42: Initial Setting

    Initial setting Describes the basic setup you should know before observing. When the mount is turned on, the built-in high-performance GPS receiver receives signals from up to 12 GPS satellites and automatically receives the current position. It will take about one minute to receive your current location, and GPS information will not be received indoors.

  • Page 43: Time Setting (Time & Date)

    Press and hold ENT. Key. Time= 11:44:40.0 A Long= 127°24'21.3 GPS data is automatically entered into Lati= 36°24'12.5 the product's time and location High= 105m Sat= 4 information and is displayed in the upper right corner of the display window. Time setting (Time &...

  • Page 44: Location Setting (Location)

    If the GPS receiver automatically receives the time information, skip direction the time setting operation. Location Setting (Location) Accurate pointing requires accurate latitude and longitude. To set Location information: In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲...
  • Page 45 If your GPS receiver automatically receives your current location, direction skip setting location.
  • Page 46 The location name can be modified by the user. Here's how to edit the location name: In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ arrow keys to move Time &...

  • Page 47: Set The Tracking Mode (Tracking Off / Tracking On)

    Set the tracking mode (Tracking Off / Tracking On) The tracking mode changes automatically according to the pointing target as follows.  GOTO to on earth object (Altitude, azimuth): Tracking off  GOTO to celestial object (Right ascension, declination): Tracking On direction The default setting for the mount is tracking off mode.

  • Page 48: Polar Error Compensation Tracking Function (Drift Correct. On / Drift Correct. Off)

    Polar error compensation tracking function (Drift Correct. On / Drift Correct. Off) Here's how to track a celestial object:  Polar error compensation tracking (Drift Correct. On)  Normal tracking (Drift Correct. Off) In the Drift Correct. Off mode, only the motor of the right ascension axis is driven when tracking the target.

  • Page 49: Communication (Usb/Wifi)

    Communication (USB/WiFi) You can select the communication method or check the WiFi information. Select USB or WiFi To select USB mode or WiFi mode: In Main mode, press the 7 MENU key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲...
  • Page 50 In Main mode, press the 7 MENU key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Drive menu. Communication * Communication Press the ENT. key to select the Back light Communication menu.

  • Page 51: Alert Notification

    Alert notification If an alert notification occurs while using the mount, the corresponding message is displayed in the product's display window. The types of alert notifications are:  Sun alert  GOTO Limit Notice  Motor warning Sun alert When there is a possibility of the sun coming into the sight of the telescope, the sun warning alert will be displayed.
  • Page 52 GOTO Limit Notice A notification message is displayed when the pointing object is out of the set limit. Table 3-3 GOTO limit notification message ▪ If the target is lower than the Object under limit minimum value Alt: -4.8, Azi=337.3 RA: -80.12°( 24sec) DE: -36.64°...
  • Page 53 Motor warning Motor warning is displayed when the motor is over loaded or the motor temperature becomes too high. Table 3-4 Motor Alert Notification Message ▪ If the telescope strikes a pier or DE motor JAM!!! tripod DE motor over Temp RA motor JAM!!! RA motor over Temp ▪...

  • Page 54: Homing

    Homing Homing is to find the reference position mechanically. The mount can be precisely homed by using the sensor to locate the reference position. Homing is useful for remote observatory. This is because even if power is unexpectedly turned off during remote observation, homing process ensures GOTO accuracy. The homing process is as follows.
  • Page 55 Date= 2019/04/11 M Time= 05:44:00 PM Alt=-00°00'00" Az =270°00'00" caution For your safety, the Home search range is limited to 90 degrees. ▪ If homing fails, retry. ▪ Be sure to park at an altitude of 0 degrees, azimuth 270 degrees direction before powering off the mount.

  • Page 57: Goto

    GOTO This product has a GOTO function that automatically points the target. This chapter describes the Alignment, FIND function and Parking related to the GOTO function.

  • Page 58: Goto

    GOTO GOTO is a function that automatically points the mount to the target. Here's how to do a GOTO: In Main mode, press the key Rainbow RST135 corresponding to the information you V.190411 want to access. (3 D.S. key, 6 STAR Equatorial Mode key, 8 MSC key, 9 PLNT key) Auto Resume Off...

  • Page 59: Alignment

    Alignment Alignment is to repeat the process of GOTO and sync with star. Through this process, mount learns and finds the error value. After completing the alignment process, correct the following items.  Polar align error - altitude  Polar align error - azimuth ...

  • Page 60: Check Alignment Data (Align Angle)

    Press the NEXT key to confirm. Press NEXT Star Alignment When the alignment is completed 01 Star Matched 01 normally, the completed number is +000.000 +000.000 displayed in the upper left corner. +078.448 -023.520 Repeat the above procedure four +000.000 times or more for each different star for a precise GOTO.

  • Page 61: Saving Alignment Data (Auto Res.)

    Saving alignment data (Auto Res.) Auto Resume is a function that stores the alignment data and saves the angle that it was pointing to even if the mount is turned off. To save the alignment data: In Main mode, press and hold ENT. Rainbow RST135 key.

  • Page 62: Delete Alignment Data

    Delete Alignment data To delete the alignment data: In Main mode, press and hold ENT. Rainbow RST135 key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ arrow keys to move Speed setup Auto Res. On menu. Backlash Press ENT.

  • Page 63: Search Nearby Objects (Find)

    Search nearby objects (Find) Finding nearby objects is a useful feature for identifying objects in the sky that you do not know. This function is used to find targets near the current telescope pointing. Here's how to find nearby objects: Press the 4 FIND key in Main mode.
  • Page 64 Use numeric keys, * - keys, # + keys Mag: #05.0<M<-9.9 to enter values. Dist:+10.0 Cont: 10 Use the * -key, #+ keys to enable or D.S Star Planet Msc disable the D.S, Star , Planet , and (*) (*) Msc entries.

  • Page 65: Parking

    Parking Parking is to move the mount at the pre-saved angle after you have finished using the mount. Parking also stops tracking. Here's how to parking. In Main mode, press the 8 MSC key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲...
  • Page 66 The remaining angle and time are RA=-178.385 -032.941 displayed as the mount starts moving DE=+108.168 +25.385 RA: -80.12°( 16sec) DE: -36.64° When the parking is completed, the Parking 1 information of the parking position is Alt= +00°00'00" displayed again. Az = 270°00'00" direction Be sure to park before you turn off the mount.

  • Page 67: Input Data

    Input data This section describes how to input, save, delete, and reset the data of the location, parking position, astronomical coordinates, and favorites.

  • Page 68: Location

    Location Here's how to enter the location information when you are not using GPS. In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Time &...

  • Page 69: Parking Position

    Parking position Describes how to input and save parking position and reset stored position. Enter parking position Here's how to enter parking position manually: In Main mode, press the 8 MSC key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲...

  • Page 70: Save Current Position To Parking Position

    Use the ▲ and ▼ keys to enter the #arking 1 parking name. Parking 2 Press the ENT key to save the entered Parking 3 value. Parking 4 Save current position to parking position To store the current mount point as parking position: In Main mode, press the 8 MSC key.

  • Page 71: Parking Position Reset

    Parking position reset To reset the parking position, follow the steps below. In Main mode, press the 8 MSC key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the * Parking Parking menu.

  • Page 72: User Input Celestial Coordinates (User Define)

    User input celestial coordinates (User Define) Describes how the user enters and saves new astronomical coordinate information and how to reset the stored information. The type of value stored depends on the tracking mode of the mount. direction ▪ Tracking Off: Save as altitude, azimuth ▪...

  • Page 73: Save Current Position To User Define

    Use the ▲ and ▼ keys to move to the Reset Edit menu. Save Press the ENT. key to select the Edit * Edit menu. Enter the altitude and azimuth. User Def 1 Press the ENT. key to complete the Alt= #00°00'00"...

  • Page 74: Reset User Define

    Use the ▲ and ▼ keys to move to the Reset Save menu. * Save Press the ENT. key to select the Save Edit menu. Reset user define To reset user define: In Main mode, press the 8 MSC key. Rainbow RST135 V.190411 Equatorial Mode...
  • Page 75 ▪ Dec= +00°00'00"...

  • Page 76: Favorites (User Object)

    Favorites (User Object) Describes how to add or delete favorites as a way to quickly and easily find what you are viewing frequently. Add to Favorites To add a Favorites: In Main mode, press the 5 User key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off...

  • Page 77: Delete Favorites

    This is the screen with the selected * Andromeda Galaxy target added. Bear Paw Galaxy M 10 NGC 1234 Delete favorites To delete a bookmark: In Main mode, press the 5 User key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲...

  • Page 78: Settings

    Settings This chapter describes the following various settings.  Speed setup  Limit setting  Check electronic equipment status  Backlash compensation  Change tracking speed  Display window settings  Polar scope light control  PEC setting...

  • Page 79: Speed Setup

    Speed setup To set the drive speed of the mount, follow the steps below. In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Time &...

  • Page 80: Limit Setting(Limit)

    Limit setting(Limit) Setting the drive limit will automatically stop the tracking of the mount at the set point. If you attempt to GOTO out of the set limit, a warning message will be output. Here's how to set the mount's limit: In Main mode, press the 7 MENU key.
  • Page 81 The drive limit setting items are as follows. ▪ Upper limit: Altitude upper limit (GOTO, tracking) ▪ Lower limit: Altitude lower limit(GOTO, tracking) ▪ Meridian Lm: Meridian limit(tracking) direction If Meridian Lm is 0, tracking stops when the object passes through meridian.

  • Page 82: Check Electronic Equipment Status (Voltage & Temp)

    Check electronic equipment status (Voltage & Temp) How to check the temperature of electronic board, temperature of motor, input voltage is as follows. In Main mode, press the 7 MENU key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Contrast Voltage &...

  • Page 83: Backlash Compensation (Backlash)

    Backlash compensation (Backlash) Here's how to reduce backlash in software. In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Time & Date menu. Backlash Location Press the ENT.

  • Page 84: Change Tracking Speed (Tracking Mode)

    Change tracking speed (Tracking mode) To set the tracking speed to the speed of the star, sun, and moon: In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Auto Res.

  • Page 85: Display Window Settings (Back Light)

    Display window settings (Back light) How to adjust the brightness of the display window are as follows: In Main mode, press the 7 MENU key. Rainbow RST135 V.190411 Equatorial Mode Auto Resume Off Use the ▲ and ▼ keys to move to the Drive menu.

  • Page 86: Polar Scope Light Control (Reticle Ill.)

    Polar scope light control (Reticle Ill.) This feature is only applicable to RST-400 mounts. How to adjust the brightness of the backlight and the blink speed of the polar scope is as follows: In Main mode, press the 7 MENU key. Rainbow RST135 V.190411 Equatorial Mode...

  • Page 87: Change Mount Type

    Change mount type There are two ways to use this product as an alt-azimuth mount. The first is to mechanically change the altitude of the mount to 90 degrees and then set it to alt-azimuth mode. The second is to use the inverse kinematics calculation by setting the virtual alt-azimuth mode in the equatorial state mechanically.

  • Page 88: Equatorial/Alt-Azimuth Mode (Mount Setup)

    Equatorial/alt-azimuth mode (Mount setup) The mount can be used by setting alt-azimuth mode after mechanically changing altitude to 90 degrees. To select equatorial or alt-azimuth mode: In Main mode, press and hold ENT. Rainbow RST135 Key. V.190411 Equatorial Mode Auto Resume Off Use the ▲...
  • Page 89 After you change the mount type, you must power off and on the mount. direction In alt-azimuth mode, the mount's initial position is south (altitude 0 degrees, azimuth 180 degrees).

  • Page 90: Normal/Virtual Alt-Azimuth Mode (Drive Mode)

    Normal/Virtual alt-azimuth mode (Drive mode) The mount can be driven in two modes:  Normal mode (Motor Mode): Common equatorial mount  Virtual alt-azimuth (AltAz Mode): Mechanically equatorial but moving like an alt- azimuth mount Mounts can be used as alt-azimuth mounts through inverse kinematics calculations by setting virtual alt-azimuth mode in equatorial mode.
  • Page 91 In each mode, the ▲, ▼, ◀, ▶ keys operate as follows. Mode Arrow Key Description ◀, ▶ Move in right ascension direction. Motor Mode (Normal mode) ▲, ▼ Move in declination direction. AltAz Mode ◀, ▶ Move horizontally. (Virtual alt-azimuth ▲, ▼...

  • Page 92: Etc

    In addition to this product, this chapter describes the following:  Auto guide  Connect with PC  Firmware update...

  • Page 93: Auto Guide

    Auto guide The auto guide uses a CCD camera to correct the tracking error of the mount. The cause of the tracking error is as follows.  Polar alignment error  Mount-specific periodic error  Poor seeing  Distortion of optical system etc. The cameras used in the auto guide differ in the pin arrangement of the auto guide terminals for each manufacturer.

  • Page 94: Connect With Pc

     Com port Ascom Driver Ascom Driver can be downloaded from the Download> Software menu of our homepage (http://www.rainbowastro.com). USB system driver The USB system driver is automatically installed. If the USB system driver does not install automatically, please download and install USB to Serial Driver file from the...
  • Page 95 Com port After installing the required items, you need to make sure that the communication port (COM) is properly installed. Communication ports can be found in Control Panel> Device Manager> Ports (COM and LPT). Drawing 8-2 Check communication port (COM) information...

  • Page 96: Firmware Update

    Firmware update Users can update the firmware through our homepage (http://www.rainbowastro.com). RainbowAstro is constantly providing firmware updates to enhance direction the program's completeness and add user-friendly features. To update the firmware: Download the firmware downloader and the latest firmware from our website (http://www.rainbowastro.com).
  • Page 97 Make sure the mount is connected to the PC. If the mount is not connected to the PC, check the Com Port and Baud Rate. Click the Load Hex File button. Please select the downloaded firmware file.
  • Page 98 Make sure the firmware is loaded. Click the Erase-Program-Verify button to update the firmware. direction Do not power off the mount until the update is complete. When the firmware update is finished, power off the mount and turn it on.

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