Knowledge Base
Find answers fast. Our comprehensive knowledge base is your go-to resource for getting the most out of your Celestron product.
How do I replace the CGE’s internal battery?
You need to remove the equatorial head and access the interior or the pier.Remove the three large hex head bolts and lift the heavy head off the pier. Inside the...
How do I replace the CGE’s internal battery?
You need to remove the equatorial head and access the interior or the pier.Remove the three large hex head bolts and lift the heavy head off the pier. Inside the...
How do I adjust my CGE’s RA and Dec switches?
First, remove the RA motor housing cover (held on by 4 2mm hex head screws – you don’t need to remove the Philips head screws). Access the DEC compartment by...
How do I adjust my CGE’s RA and Dec switches?
First, remove the RA motor housing cover (held on by 4 2mm hex head screws – you don’t need to remove the Philips head screws). Access the DEC compartment by...
What do I need to know about maintaining the power, DEC, RA, AUX, AUTOGU...
Your CGE mount has 10 ports, one for power and the other 9 for mount functions and accessories. Here are some tips to keep them working well.Be sure the power...
What do I need to know about maintaining the power, DEC, RA, AUX, AUTOGU...
Your CGE mount has 10 ports, one for power and the other 9 for mount functions and accessories. Here are some tips to keep them working well.Be sure the power...
My Advanced GT scope makes a clicking sound when I use the arrow buttons...
You have backlash. If this happens the second or third time you use your scope, then there is a loose part in the drive mechanism that needs factory repair.Updated 12/27/13...
My Advanced GT scope makes a clicking sound when I use the arrow buttons...
You have backlash. If this happens the second or third time you use your scope, then there is a loose part in the drive mechanism that needs factory repair.Updated 12/27/13...
How do I use the polar axis finderscope for my mount?
The polar axis finderscope accessory is an aid for quickly polar-aligning your telescope accurately enough for visual work. It’s also great to speed up a polar alignment using the functionality...
How do I use the polar axis finderscope for my mount?
The polar axis finderscope accessory is an aid for quickly polar-aligning your telescope accurately enough for visual work. It’s also great to speed up a polar alignment using the functionality...
My Advanced GT (CG-5) mount clicks every second in RA. What’s wrong?
This is probably caused by misalignment of the two gears attached to the RA motor. Try repositioning the motor with respect to the gears. Be sure they are making contact,...
My Advanced GT (CG-5) mount clicks every second in RA. What’s wrong?
This is probably caused by misalignment of the two gears attached to the RA motor. Try repositioning the motor with respect to the gears. Be sure they are making contact,...