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GTX
APPENDIX A
CENTURY SERIES
BAL MIC IN
BAL LINE IN
INPUT
PREAMP
GAIN
20 - 70DB
FOUR BAND EQ
LEVEL
LF L MID H MID HF
PEAKPEAK
HPF
Ø
LINE
15dB
PAD
P
S
P
PRE
SOURCE
SELECT
PRE
MUTE ?
PFL
DIRECT OUT
PAN
+10
BUS ASSIGN
& CONTROL
SWITCHES
MONO L-R
1
SAFE
SCENE MUTES
ABCD
MUTE
1-4
PRE
5-6
PRE
AUX 8
DIRECT
1
5
6
7
8
INSERT SEND
+48V
EQ IN
PEAK
FADER AMP
M
M
PRE SOURCE AMP
EQ
FDR
NO YES
PFL DC
PFL LEFT
PFL RIGHT
∑
RIBBON CABLES
SIGNAL
PRESENT
GTx INPUT MODULE
INSERT SEND
XFORMER
OPTION
+10
FADER AMP
PEAK
GROUP
BAL OUT
GROUP
MUTE
GROUP
PFL
PFL DC
PFL LEFT
PFL RIGHT
XFORMER
OPTION
PAN
MATRIX
POST
MATRIX
SENDS
A
B
EFX EQ
HFLF GAIN
EFX SCENE MUTES
A
MUTE
M
PAN
M
AUX
PRE
AUX
SENDS
AUX
5-6
BUS IN
EFX RETURN
GTx GROUP MODULE (1 OF 8)
SIGNAL
PRESENT
PEAK
+10
EFX
LEVEL
FADER
REVERSE
FADER
REVERSE
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
FADER AMP
PEAK
L (R)
BAL OUT
L (R)
MUTE
PFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX
POST
MATRIX
SENDS
A
B
GTx LEFT (RIGHT) MODULE
MONO
∑
AUX
MUTE
M
XFORMER
OPTION
AUX
BAL OUT
NO YES
AUX
SCENE
CONTROL?
L (R) BAL
MIX AMP
GROUP
BAL
MIX AMP
AFL
PFL DC
PFL LEFT
PFL RIGHT
X-FEED
FROM AUX 2
AUX
MIX AMP
1 OF 4 AUXES PER MODULE SHOWN
1-2, 5-6 ON LEFT, 3-4, 7-8 ON RIGHT
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
FADER AMP
PEAK
MONO
BAL OUT
MONO
MUTE
PFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX
POST
A
B
GTx MONO MODULE
MONO BAL
MIX AMP
STEREO
MUTE
STEREO RETURN
ASSIGN
SWITCHES
MONO L-R
AUX
1-2 3-4
MATRIX
A-B
LEVEL
BAL
GAIN
LF HF
LF HF
STEREO
RETURN
SIGNAL
PRESENT
PEAK
AUX
3-4
AUX
1-2
LEFT/RIGHT
BLEND TO
AUXES
P
ROTARY
POT PAD LED AMP
SWITCH
USER
OPTION
FADER
M
FET MUTE
LEGENDS
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
MATRIX A
LEVEL
PEAK
MATRIX A
BAL OUT
MATRIX A
MUTE
AFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX A
MIX AMP
GTx MASTER MODULE
∑
SIGNAL
PRESENT
INSERT
XFORMER
OPTION
MATRIX B
LEVEL
PEAK
MATRIX B
BAL OUT
MATRIX B
MUTE
AFL
PFL DC
PFL LEFT
PFL RIGHT
MATRIX B
MIX AMP
∑
∑
PFL DC
PFL
SW
D
D
LOCAL
MON LEVEL
MONO
PFL
DEFEAT
DIM
PFL MIX L
PFL MIX R
LEFT
RIGHT
MUTE
LOCAL
MON LEFT
LOCAL
MON RIGHT
PHONES
LEVEL
TO L & R METERS
TB ASSIGN
SWITCHES
MONO L-R 1-2 3-4 5-6 7-8GRPS
AUXES
AB
MATRIX
TB ON
+48v
TB MIC
(TOP PANEL)
EXT TB IN
PHONES
(TOP PANEL)
PHONES
(FRONT)
TB MIC
(FRONT)
OSC
ON
EXT TB
IN
OSC IN
1KHZ
OSC
TB
LEVEL
SCENE
MUTE MASTERS
A
B
C
D
AUX
EXT TB
OUT
EXT TB
OUT
MIC PRE
D
FET DIM
BAL DRIVER
PIN 2 HOT ON ALL XLRS
TIP IS SEND, RING RETURN ON ALL SINGLE-JACK INSERTS
USER OPTIONS IMPLEMENTED WITH REMOVABLE SHUNTS
HPF
20 - 400HZ
FREQ
QQ
BAL INSERT RTN
INSERT
+80-6SIG
INPUT METER
METER
SELECT
PRE
POST
PRE-AMP
3 5 7
2 4 6 8LCR PAN
2
3
4
7-8
PRE
AUX SENDS
M
TO METER BRIDGE
BAL INSERT RTN
GROUP OUTPUT LEVEL
AUX
7-8
1
2
3
4
B C D SAFE
GROUP
BUS ASSIGN
& CONTROL
SWITCHES
MONO L-R
EFFECTS RTN
BUS ASSIGN
& CONTROL
SWITCHES
MONO L-R 1 3 5 7
2 4 6 8LCR PAN
LCR
EFX
PFL
TO METER BRIDGE
PFL LEVEL
TO METER BRIDGE
AUX OUTPUT LEVEL
TO METER BRIDGE
MONO OUTPUT LEVEL
LAMP
DIMMER
STATUS LEDS
+20V -20V +48V +24V
PFL
ON
RTN
PFL
TO METER BRIDGE
L/R OUTPUT LEVEL
DUAL
POT
∑∑
MATRIX
SENDS
Century GTx Block Diagram