Hyundai H-CMD7075 Instruction Manual page 25

Digital setup
Output mode
Select the output mode:
LINE OUT: Compress the input signal. The volume is small.
RF REMOD: The volume is large.
Dynamic range
When you select the compressed mode as "line out", select it to adjust the compression proportion and get the different compressed
effect.
When select FULL, the audio signal is minimum; when select OFF, the audio signal is maximum.
Dual mono
Select the audio channel from STEREO, MONO L, MONO R and MIX MONO.
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