Yamaha MG16/6FX Service Manual page 41

OUTPUT PROGRAM select switch
ST L OUT
ST R OUT
GROUP1-4
9: VOCAL ECHO 1 MIN
AUX1,2
C-R OUT L
C-R OUT R
1: HALL 1
ST L OUT
ST R OUT
16: VOCAL REVERB 4
*1
PARAMETER
MIN
: *1
MAX
OUTPUT level
+4.5 +/-5
+0.5 +/-5
-9 +/-30
MG16/6FX
41