Meade LXD 750 - Manuals - manualsarea.com

Page 2 - MEADE LIMITED WARRANTY; This warranty supersedes all previous Meade product warranties.

MEADE LIMITED WARRANTY Every Meade telescope, spotting scope, and telescope accessory is warranted by Meade Instruments Corporation (“Meade”)to be free of defects in materials and workmanship for a period of ONE YEAR from the date of original purchase in the U.S.A.and Canada. Meade will repair or re...

Page 3 - Contents; #1697 Computer Drive System; ® The name ‘Meade’ and the Meade logo are trademarks

- 3 - Contents #1697 Computer Drive System Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Quick Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 5 - Basic Telescope Setup:; NOTE; MEADE; QUICK START

- 5 - Basic Telescope Setup: 1. Polar align your telescope. See the instructions thataccompany the telescope. 2. Turn "on" the #1697 Control Box. The Keypad Display (1),Fig. 6, displays “MEADE” for several seconds as the micro-processor does a self-diagnostic test. When the self-diagnostic t...

Page 7 - NOTE: The time keeping mechanism in the CDS is a standard

- 7 - 2. Press the MODE key twice. The display will look like Display 8, but with random LOCAL and SIDE times. Display 12 9. Press and hold the ENTER key until the Keypad Hand Controller beeps. The display will look like Display 13, withthe blinking cursor over the first number. Display 8 3. Press a...

Page 8 - USING THE #1697 COMPUTER DRIVE SYSTEM; Telescope Functions; ) Library Object Keys; Center Polaris

- 8 - Display 20 10. Center the second alignment star in the telescope eyepiece using the "N", "E", "W", or "S" keys on theKeypad Hand Controller. Once the second star iscentered, press the ENTER key to complete the alignmentsequence. Should the alignment star be hidd...

Page 10 - THE CDS CONTROL PANEL; All of the slew speeds will drive the telescope in all four; PREV and NEXT Keys

- 10 - THE CDS CONTROL PANEL 1. Current (mA x 100) (1), Fig. 9: The Current (Ammeter)display is a series of vertical red LED bars. Each fully lit barrepresents 1/10 of an amp (or 100 milliamps) of current draw,with the lowest value on the extreme left of the scale. Duringnormal tracking speeds, the ...

Page 11 - MODE FUNCTIONS; A. TELESCOPE Menu File; Astrophotographers routinely require polar

- 11 - information can be useful if you are trying to calculate how muchbattery life is available during an observing run. As an example,if the ammeter has four bars lit, (indicating 0.4 amps) and thesystem is using a 12 amp hour battery, determine theapproximate battery life by dividing 12 amp hour...

Page 13 - The High-Precision Pointing; a) Pointing Accuracy; —Proper selection of the two alignment stars.; b) Using High Precision Pointing; HIGH PRECISION

- 13 - To toggle between 12 and 24 hours displays, move the LCDarrow to 12/24HR and press ENTER. To return to the originalsetting, press ENTER again. 5) HELP: The HELP menu selection of the TELESCOPE file isan electronic mini-manual that briefly describes the function ofeach command key on the CDS K...

Page 14 - B. OBJECT LIBRARY Menu File

- 14 - and press ENTER. The letters will revert to lower case,indicating the High Precision Pointing option is now "off". 10) SLEW RATE: Option #10 in the TELESCOPE menu is forchanging the slew rate of the CDS telescope. Slowing down theslew rate will result in less noise as the telescope mo...

Page 18 - OPTIONAL ACCESSORIES; #814 Polar Alignment Finder; on your computer screen. Two; MEADE CUSTOMER SERVICE

- 18 - Note: The backlighting is done by edge lighting a plastic light barunderneath the Keypad. Four LED’s are used and do not give aperfectly even backlighting of the keys as keys closer to a LEDwill be a little brighter than those keys further away. OPTIONAL ACCESSORIES An assortment of professio...

Page 19 - APPENDIX A: PRECISE POLAR ALIGNMENT; Polaris

- 19 - APPENDIX A: PRECISE POLAR ALIGNMENT Precise polar alignment is essential for long-exposure astrophotography (typically defined as photo-exposures of 10 minutes or longer).Fewer tracking corrections are required during the duration of the exposure when the telescope is precisely polar aligned....