Appendix
IMX644 Owner’s Manual 25
Block Diagram
+48V
MONO 1 -6
ON
+48V
AD
+
-
INPUT GAIN
SIGNAL
PEAK
1
2
3
3BAND
PEQ
LEVEL
F.B.
SUP
TO OUT1
TO OUT2
OUT 1A(L) BUS
OUT 1B(R) BUS
OUT 2A(L) BUS
OUT 2B(R) BUS
OUT 3 BUS
OUT 4 BUS
TO OUT3
TO OUT4
PAD
34dB
STEREO 1-3
AD
SIGNAL
PEAK
2BAND
PEQ
LEVEL
TO OUT1
TO OUT2
TO OUT3
TO OUT4
AD 2BAND
PEQ
Priority
Ducker
Music
Override
L
R
STEREO 4A
SIGNAL
PEAK
2BAND
PEQ
LEVEL
TO OUT1
TO OUT2
TO OUT3
TO OUT4
2BAND
PEQ
Priority
Ducker
Music
Override
DIR SRC
AD
AD
OPTICAL
SIGNAL
PEAK
LEVEL
DELAY
6BAND
PEQ
6BAND
PEQ DELAY
BALANCE
1
2
3
DA
+
-
1
2
3
DA
+
-
OUT1 A(L)
OUT1 B(R)
LEVEL
DELAY
6BAND
PEQ
6BAND
PEQ DELAY
BALANCE
1
2
3
DA
+
-
1
2
3
DA
+
-
OUT2 A(L)
OUT2 B(R)
LEVEL
DELAY
6BAND
PEQ
6BAND
PEQ DELAY
1
2
3
DA
+
-
1
2
3
DA
+
-
OUT3
OUT4
SIGNAL
PEAK
LEVEL
DA
DA
DIT
REC OUT
A
STEREO 4B
REC OUT B
MONO/
STEREO
MONO/
STEREO
L
R
OPTICAL
L
R