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CONTENTS
ABOUT THIS MANUAL 5
GTO KEYPAD CONTROLLER 6
Layout and Buttons of the Keypad 6
Vacuum Fluorescent Display 6
N-S-E-W Directional Buttons 6
RA/DEC REV Button: 6
STOP Button 7
Number Buttons 7
<PREV and NEXT> Buttons 7
GoTo Button 7
± Button 7
MENU Button 7
FOC Button 7
Retractable Hanger 7
Keypad Protector 8
Installation: 8
Keypad Care and Warranty 8
Warranty 8
Keypad Battery for 256K Memory Boards 8
Keypad Battery for 512K Memory Boards 8
Cleaning Keypad Display 8
Temperature Ratings 8
GETTING STARTED – DO THIS AT HOME, IF POSSIBLE 9
Setup your Mount and Cable Connections 9
Gather Basic Information 9
Enter Your Location, Date and Time 9
Resetting Daylight Savings and Time in the Spring and Fall 11
Setting Keypad to GMT (aka UTC) 12
Practice Using your Keypad 13
YOUR FIRST OBSERVING SESSION & FOR PORTABLE MOUNTS 14
Normal Startup Sequence for Mounts that are in the eld 14
Assemble Your Mount 14
Startup sequence 14
Star Sync 14
Resume Last Position 15
New Setup → New Setup Start From Park Position (press 1, 2, 3, or 4) 15
Helpful Hints 15
AUTO-CONNECT SEQUENCE – FOR PERMANENT, POLAR-ALIGNED MOUNTS 16
Important Points 16
EXTERNAL STARTUP SEQUENCE – FOR COMPUTER CONTROLLED MOUNTS 17
Important Points 17
POLAR ALIGNMENT – WHICH METHOD TO CHOOSE? 18
N Polar Calibrate - Calibrating with Polaris 18
Two-Star Calibration 19
Polar Aligning in the Daytime – Northern Hemisphere 22
Polar Aligning in the Daytime – Southern Hemisphere 24
GTO Quick Star Drift Method of Polar Alignment 26
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