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ASTRO-PHYSICS
1200 GERMAN EQUATORIAL WITH
GTO SERVO MOTOR DRIVE
MODEL 1200GTO PARTS LIST – MODEL GTOCP2 5
FEATURES AND SPECIFICATIONS 5
INTRODUCTION 6
Why Polar Alignment is Important 6
Compensation for the Earth’s rotation 6
ASSEMBLY INSTRUCTIONS 7
Before You Leave Home 7
Before You Leave Home 8
Gross Latitude Adjustment 8
Attach Pier Adapter to Pier Post 9
Assemble Pier (purchased separately) 9
Assemble Polar Axis Assembly to Pier or Tripod 10
Altitude and Azimuth Adjustments - Rough polar alignment 10
Assemble Declination Axis 11
Removing Declination Axis at the End of your Observing Session 11
Attach Mounting Plate (purchased separately) 12
Attach Mounting Rings (purchased separately) 13
Fine Polar Alignment 13
Methods for fine polar alignment 13
Altitude and Azimuth Adjustments 13
OPERATION OF THE MOUNTING 14
R.A. and Dec. Damper Knobs 14
R.A. and Dec. Clutch Knobs 14
Balancing Your Telescope 14
SERVO MOTOR DRIVE 16
GTO Control Box – Model GTOCP2 16
R.A. and Dec. Cable Connections 16
12V Connector 16
POWER Indicator Light 16
KEYPAD Connector 16
RS-232 Connectors 17
FOCUS Connector 17
RETICLE Connector 17
AUTOGUIDER Connector 17
+6V Connector 17
N and S Switch 17
Prevent the Cables from Tangling 18
1200 Motor Cables 18
Accessory Cables 18
Removing the GTO Control Box From 1200 Mount 18
GTO Keypad Controller Operation 18