Horizon Fitness 3.1 User Manual page 12

Project Horizon runs in Class A operation generating high temperatures on the heatsink assemblies. Never touch
the heatsink assemblies or tube during operation or severe burns may occur. Temperatures in excess of 70C / 158F
NEVER COVER THE AMPLIFIER OR OPERATE IN A CLOSED OR CONFINED SPACE SUCH AS A CABINET!
EXTREME HEAT WARNING:
are common in these areas.
ONLY OPERATE THE AMPLIFIER IN A WELL VENTILIATED AREA!
See areas of caution below highlighted in red.
- - -
l l l
Bias Bias Bias
Project Project Project Project
High-R High-R High-R High-R
Mid-R Mid-R Mid-R Mid-R
Low-R Low-R Low-R Low-R
Horizon Horizon Horizon Horizon
Bias High Bias High Bias High
Bias Low Bias Low Bias Low
6V 6V 6V 12V 12V 12V
R-Bias R-Bias R-Bias
Off Off Off
R/C R/C R/C
l l l /C /C /C
High-R High-R High-R High-R
Mid-R Mid-R Mid-R Mid-R
Low-R Low-R Low-R Low-R