NEC Australia Pty Ltd
Xen Master & Xen Axis
4 - 48
Installing KSUs
A6-3
240
00-6
42-
01 –
R
e
leas
e 4
.0
M
a
y
20
01
2.4
Cabling to the Main Distribution Frame (MDF)
The Xen KSU is connected to each of the Multiline Terminals, Single
Line Telephones, optional equipment, CO/PBX, DID, ISDN, on a 4-
wire E&M Tie lines (Types I and V) by separate twisted-pair cable
through the MDF. The 4-wire E&M Tie lines and ISDN lines require
multiple twisted-pair cabling. Refer to Table 4-1 MDF Cable
Connections - Xen Master and Refer to Table 4-3 MDF Cable
Connections - Xen Axis which provide the necessary cabling
information.
Table 4-1 MDF Cable Connections - Xen Master
MD
F
P
in
No.
Cir
c
uit
No.
Running
Ca
b
le
St
at
io
n
Ca
b
le
ES
I(
8)
SLI
(8)
SLI
(4)
OP
X(2
)
BI
U(
2
)
BS
U(2)
COI/
COID(8)
COI/
COID(4)
DI
D(
4
)
BRI
(4
)
PR
I(
1)
EC
R
DP
H
TLI(2
)
First ETU
26
1
WH–BL
BK
T
T
T
T
-Rx-1
-Rx-1
T
T
T
+Rx-
1
+R
x
EP
Zone 3
DP1
GN
D
1
BL–WH
YL
R
R
R
R
+Rx-
1
+Rx-
1
R
R
R
-Rx-1
-Rx
27
2
WH–OR
BK
T
T
T
T
-Tx-1
-Tx-1
T
T
T
+Tx-
1
+T
x
EP
Zone 2
DP2
E-1
2
OR–WH
YL
R
R
R
R
+Tx-
1
+Tx-
1
R
R
R
-Tx-1
-Tx
M-1
28
3
WH–GN
BK
T
T
T
T
T
T
+Rx-
2
EP
Zone 1
DP3
T-1
3
GN–WH
YL
R
R
R
R
R
R
-Rx-2
R-1
29
4
WH–BR
BK
T
T
T
T
T
T
+Tx-
2
Night Chime
DP4
T1-
1
4
BR–WH
YL
R
R
R
R
R
R
-Tx-2
R1-
1
30
5
WH–SL
BK
T
T
-Rx-2
-Rx-2
T
+Rx-
3
External
Tone
Ringer 4
DLR
1
GN
D
5
SL–WH
YL
R
R
+Rx-
2
+Rx-
2
R
-Rx-3
31
6
RD—BL
BK
T
T
-Tx-2
-Tx-2
T
+Tx-
3
External
Tone
Ringer 3
DLR
2
E-2
6
BL–RD
YL
R
R
+Tx-
2
+Tx-
2
R
-Tx-3
M-2
32
7
RD-OR
BK
T
T
T
-Rx-4
External
Tone
Ringer 2
DLR
3
T-2
7
OR–RD
YL
R
R
R
-Rx-4
R-2
33
8
RD–GN
BK
T
T
T
+Tx-r
External
Tone
Ringer 1
DLR
4
T1-
2
8
GN–RD
YL
R
R
R
-Tx-4
R1-
2
Second ETU
34
1
RD–BR
BK
T
T
T
T
-Rx-1
-Rx-1
T
T
T
+Rx-
1
+R
x
EP
Zone 3
DP1
GN
D
9
BR–RD
YL
R
R
R
R
+Rx-
1
+Rx-
1
R
R
R
-Rx-1
-Rx