user manual
FC-5 - Introduction  1 
1 Introduction 
Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been 
providing a world of unique, creative, and affordable solutions to the vast range of 
problems that confront the video, audio, presentation, and broadcasting 
professional on a daily basis. In recent years, we have redesigned and upgraded 
most of our line, making the best even better! 
Our 1,000-plus different models now appear in 11 groups that are clearly defined 
by function: GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Matrix 
Switchers; GROUP 3: Control Systems; GROUP 4: Format/Standards Converters; 
GROUP 5: Range Extenders and Repeaters; GROUP 6: Specialty AV Products; 
GROUP 7: Scan Converters and Scalers; GROUP 8: Cables and Connectors; 
GROUP 9: Room Connectivity; GROUP 10: Accessories and Rack Adapters and 
GROUP 11: Sierra Products. 
Congratulations on purchasing your Kramer FC-5 Protocol Translator, which is 
ideal for the following typical applications: 
•  Operating switchers with different RS-232 protocols 
•  Controlling screens, projectors, lights, security gates via the relays 
•  Using contact closure switches to operate RS-232 controlled equipment 










