or

2.Turn the mount power on. Press the SPEED button to select a slew speed (MAX for fast slew and 2X for fine tuning). Turn the SOUTH mark pointing to south using ► or ◄ button. An additional compass may needed. Rotate the telescope point to the zenith using ▲ or ▼ button. A torpedo level may help. Then turn the mount power off and turn it on. Or you can press MENU, scroll down to “Set Telescope Coord.”, press ENTER. The default number is “Alt: 90º00.0’ and Azi: 180º00.0’”. Press ENTER to complete the initialization.

4.2. Setting Up the Mount

4.2.1. Set Up Time and Site

This is very important to make sure the telescope will point to the right direction.

Press MENU button, from the main menu, scroll down and select “Set Up Controller

Select and slew

Land Objects

Sync. to Target

Set Up Controller

Press ENTER. Select “Set Up Time and

Site

Set Up Time and Site

Set Display Info

Set Key Beep

Reset All

Press ENTER. The “Set Local Time” screen will show:

Set Local Time:

2009-06-01 11:55:09

Daylight Time Saving X

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Set local time:

Use the ◄ or ► key to move the cursor, and the ▲ or ▼ button to change the numbers.

Set daylight saving time:

use ▲ or ▼ button to toggle the Daylight Time Saving between X, which means “No” and √, which means (Yes). Press ENTER to go to “Setup Site Info” screen:

Setup Site Info: Longi: W071d27m47s Lati : N42d15m40s 300 Min. behind UT

“W/E” means west/east hemisphere; “N/S” means north/south hemisphere; “d” means degree; “m” means minute; and “s” means second.

Set site coordinates:

Use the ◄ or ► key to move the cursor, and the ▲ or ▼ button to change the numbers or toggle between “W” and “E”, “N” and “S”.

The site coordinates information can be found from internet, such as GPSVisualizer (http://www.gpsvisualizer.com/geocode), by enter the a city name or address.

In case you only find the site information in decimal format, you can convert them into d:m:s format by times the decimal by 60. For example, N47.53 can be changed to N47º31'48”: 47.53º = 47º +0.53º,

0.53º=0.53x60'=31.8', 0.8'=0.8x60"=48". Therefore, 47.53º=47º31'48" or 47d31m48s. Same as N47º31.8’: 31.8’=31’+0.8’, 0.8’=0.8x60”=48”.

Set time zone

Press ◄ or ► key, move the cursor to the bottom of the screen to set the time zone information (add or subtract 60 minutes per

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iOptron 8502, 8503, 8504, 8500, 8403 instruction manual Setting Up the Mount, Set Up Time and Site

8403, 8500, 8502, 8504, 8503 specifications

The iOptron 8500 series telescopes, encompassing models 8500, 8502, 8503, and 8504, represent a significant advancement in astronomical observation technology. Each of these telescopes is designed to cater to both amateur astronomers and experienced astrophotographers, ensuring enhanced user experience and performance.

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