Bryston SP1.7 Series - Manual (Page 6)

FRONT PANEL CONTROLS AND INDICATORS
When looking at the front panel of the SP1.7 you will see the following
controls and displays from left to right:
1. Power [Momentary Switch]
Toggling this switch up or down takes the unit in and out of its’
Standby power mode.
2. Standby and (IR) Infrared Activity Indicator
If this LED is continuously red, it is an indication that the SP1 is
in Standby mode. When the SP1.7 is powered up, the LED is
OFF, and flashes (Red) when a valid IR code is detected.
3. (IR) Infrared Receiver/Sensor for remote control
4. Dynamic Range Control
This three position switch permits the adjustment of the dynamic
range (softest sound to loudest sound) of signal sources producing
a Dolby Digital or DTS encoded bitstream. The Dynamic Range
Control has no effect with PCM and Analog input signals.
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Figure 3: Front Panel