Owner`s manual
p.14
Mono input channel
1
XR-20 / XR-24 owner’s manual
Rear panel
Block diagram
Connectors
BAL MIC IN
BAL LINE IN
INPUT
PREAMP
GAIN
12 - 70 dB
HPF
LINE
27dB
PAD
DIRECT OUT
INSERT
SEND / RTN
HPF
70Hz
-18dB/Oct
GC
DIRECT OUT
SOURCE
POST
FADER
PRE
FADER
REAR PANEL
BA L MIC IN
BA L LINE IN
INPUT
PREA MP
GA IN
12 - 70 dB
FOUR BAND EQ
LEV EL
LF LOW MID HI MID HF
HPF
LINE
27dB
PA D
PRE-SO URCE
SELECT
PRE
SOURCE
M UTE ?
SOLO DC
DIRECT OUT
PA N
+10
MO NO L-R G1-2
MUT E
INSERT
SEND / RTN
+48V ON
EQ O N
FADE R A M P
PRE-SOURCE
BUFFER
NO
YES
SOLO LEFT
X-RACK MONO INPUT MODULE
12 O R 8 M O NO INP UT S A V A ILA B LE
HPF
70Hz
-18dB/O ct
FREQ
INPUT
SIGNA L
LED
PRE
FADER
POST
FADER
AUX SENDS
1 THRU 6
LEV EL LEVELFREQ LEVE L
SOLO RIGHT
G3-4
B US A SS IG N
S W IT CH ES
12 KHZ400 - 8 KHZ80 - 2 KHZ80 HZ
PFL
SOLO
TRIG GER
CHA N
FAD ER
G C
A1-2
PRE
A 3
A 4
A3-4
PRE
LEV 3
LEV 4
A 5
A 6
A5-6
PRE
LEV 5
LEV 6
PRE
FADER
PRE
EQ
PRE
INSERT
DIRECT OUT
SOURCE
POST
FAD ER
PRE
FADER
REAR PANEL
100MM
PEA K
(PFL)
SIG
TO
PEA K
CIRCUIT
R
G
+48V
LEV EL
1-2
A 1
A 2
PA N
1-2










