SBIG Relay Adapter Box cable (diagram at 

http://www.sbig.com/pdffiles/Relay_Adapter_Box_Cable3.pdf) 

SBIG Relay Box 

OR

 Losmandy Optocoupler 

SBIG 15 pin TIC cable (needed only if using the SBIG Relay Box) 

SBIG Dual Relay cable (needed only if you are using optional SBIG accessories 

such as the CFW 8 filter wheel or AO7 adaptive optics unit).  This is a 9 pin 

ribbon cable with one male DB9 connector and 2 female DB9 connectors. 

Camera Without Accessories 

If you are using the camera alone (no filter wheel or AO7 unit), simply plug the DB9 

connector of the Relay Adapter Box cable into the camera, and the modular connector on 

the cable into the Relay Box or Optocoupler.  If you are using the Optocoupler, plug the 

modular connector on the Optocoupler into Gemini' s Autoguider port.  If you are using 

the Relay Box, plug the modular cable supplied with the Relay Box between the Relay 

Box and Gemini' s Autoguider port. 

Camera With CFW 8 Only 

Plug the male DB9 of the Dual Relay cable into the camera. Connect the DB9 on the 

CFW 8 cable to one of the female DB9s on the Dual Relay cable. Connect the DB9 end 

of the Relay Adapter Box cable to the other female DB9 on the Dual Relay cable. Plug 

the modular connector end of the Relay Adapter Box cable into the socket on the  

Optocoupler or Relay Box.  If you are using the Optocoupler, plug the modular connector 

on the Optocoupler into Gemini' s Autoguider port.  If you are using the Relay Box, plug 

the modular cable supplied with the Relay Box between the Relay Box and Gemini' s 

Autoguider port. 

Camera with CFW 8 and AO7 

Connect the cable coming from the AO7 to the DB9 connector on the camera. Connect 

the male DB9 on the Dual Relay cable to the other DB9 on the AO7 cable. Connect the 

DB9 on the CFW 8 cable to one of the female DB9s on the Dual Relay cable. Connect 

the DB9 end of the Relay Adapter Box cable to the other female DB9 on the Dual Relay 

cable. Plug the modular connector end of the Relay Adapter Box cable into the socket on 

the Optocoupler or Relay Box. If you are using the Optocoupler, plug the modular 

connector on the Optocoupler into Gemini' s Autoguider port.  If you are using the Relay 

Box, connect the modular cable supplied with the Relay Box between the Relay Box and 

Gemini' s Autoguider port. 

Gemini Users Manual 

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