2
3
1
ATT
PPS
T
MIC
PRE
AMP
LFA
PFL
PAN
SWITCH
3
1
2
AMP
PFL
LFA
PPS
T
ATT
PRE
MIC
SWITCH
PAN
3
1
2
AMP
PFL
LFA
PPS
T
ATT
PRE
MIC
SWITCH
PAN
3
1
2
AMP
PFL
LFA
PPS
T
ATT
PRE
MIC
SWITCH
PAN
PAN L
PAN R
SLATE
MIC
L
R
MASTER
LIMITER L
LIMITER R
METER
DRIVER
LINE L
LINE R
ATT
ATT
HIROSE
XLR
R
OUT
XLR5
UNBAL.
OUT
XLR
L
OUT
10
3.5
JACK
RTN
1
2
HI
LO
RTN
1
2
EE
MONITOR
SELECTOR
MS
MATRIX
P
F
L
L
PHONES
R
PHONES
VOLUME
P
H
O
N
E
S
6.3
3.5
3
2
4
1
DC
BATT
EXT
10 Vdc
VOLTAGE
STABILIZER
BATTERY
PACK
L
R
TW LP4 STXi
Schematic Diagram