EST EST3X - Page 137

Chapter 5: Installation
EST3X Technical Reference Manual 127
Figure 33: Combination EST3X/EST3 fiber optic network cabling
(1)
(1)
TEST
N
ORM
AL
J2
A AUDIO B AUDIO
A DATAB DATA
RX TX
RX TX
3-FIBMB2
NETWORK AUDIO AUDIO AUDIO AUDIO
OUT IN
+ -
B B
A IN A OUT B IN B OUT
+ - + - + - + -
A B
RS-485
+- +-
RS-485R
X
1
A A
+ -
T
X
1
T S
1
R
O M
1
C
BUS BUS
B
+ -
LOOP1
M
K S
W
R
P
1
B
H
S
A
+ -
LOOP1
A B
+ -
LOOP1
B 24+
AUX
C
B
+-
LOOP22
B
H S
A
+-
LOOP2
AB
+-
LOOP2
B
24+
AUX
C
C C C
TROUBLE ALARM
SUP
N C
N
O
N O
N
A
N
C
N C
N
O
M
K
S
W
R
P
NETWORK AUDIO AUDIO AUDIO AUDIO
OUT IN
+ -
B B
A IN A OUT B IN B OUT
+ - + - + - + -
A B
RS-485
+- +-
RS-485R
X
1
A A
+ -
T
X
1
T S
1
R
O
M
1
C
BUS BUS
B
+ -
LOOP1
M
K
S
W
R
P
1
B
H S
A
+ -
LOOP1
A B
+ -
LOOP1
B 24+
AUX
C
B
+-
LOOP22
B
H S
A
+-
LOOP2
AB
+-
LOOP2
B
24+
AUX
C
C C C
TROUBLE ALARM
SUP
N C
N
O
N O
N
A
N
C
N C
N
O
M
K S
W
R
P
NETWORK AUDIO AUDIO AUDIO AUDIO
OUT IN
+ -
B B
A IN A OUT B IN B OUT
+ - + - + - + -
A B
RS-485
+- +-
RS-485R
X
1
A A
+ -
T X
1
T
S
1
R
O M
1
C
BUS BUS
B
+ -
LOOP1
M
K S
W
R
P
1
B
H
S
A
+ -
LOOP1
A B
+ -
LOOP1
B 24+
AUX
C
B
+-
LOOP22
B
H S
A
+-
LOOP2
AB
+-
LOOP2
B
24+
AUX
C
C C C
TROUBLE ALARM
SUP
N
C
N O
N
O
N
A
N
C
N
C
N
O
M
K
S
W
R
P
TEST
NORMAL
J2
A AUDIO B AUDIO
A DATAB DATA
RX TX
RX TX RX TX
3X-FIB
TEST
NORMAL
J2
A AUDIO B AUDIO
A DATAB DATA
RX TXRX TX
RX TX RX TX
3X-FIB
SFS1-CPU
w/3X-NET
NETWORK AUDIO AUDIO AUDIO AUDIO
OUT IN
+ -
B B
A IN A OUT B IN B OUT
+ - + - + - + -
R
X
1
A A
+ -
T
X
1
T S
1
R
O M
1
C
R
X
2
T
X
2
T S 2
R
O
M
2
C
C C C
TROUBLE ALARM
SUP
N C
N
O
N O
N
A
N
C
N C
N
O
REMOTE MIC
TELEPHONE
SECONDARYPRIMARY
AUDIO DATA
OUT
PAGE
KEY AUDIO
REMOTE
3-CPU3
SFS1-CPU SFS1-CPU
3-ASU/FT
(1)
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