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9 Appendix D : Cables
9.1
V.11 Cables
15-way Multiplexer Aggregate DTE to Network DCE Cable
MUX 15-way Male
Connector
UNC 4/40 Screws
Shield
Notes:
•
V.11 Male for connection to NTU must have M3 Screws unless national regulations
permit the use of UNC 4/40. Mux end has 4/40 screws. Each cable end must be clearly
identifiable.
•
Dashed lines show wires to be twisted pairs.
•
Cable type: Belden 9508, 8 wire twisted pair overall screen (or equivalent). Maximum
length 100 Metres.
•
Use metal headshells and connect the overall screen to the tinning on the connector.
•
*Additional connections which may be used if required.
V100 Versatile Multiplexer Technical Manual Version 2.2
X.21/V.11 STRAIGHT
(Part Number VI68720A)
Network 15-way Male
Connector
M3 Screws
1
2
9
3
10
4
11
5
12
6
13
7
14
8
15
Page 217 of 231
C H A P T E R
9
Signal Name
(1)
Shield
1
2
9
3
10
4
11
5
12
6
13
7*
14*
8*
Output clock A
15*
Output clock B
A P P E N D I X
D :
C A B L E S
9
Chapter
SHIELD
GND
T(A)
T(B)
C(A)
C(B)
R(A)
R(B)
I(A)
I(B)
S(A)
S(B)
ST(A)
ST(B)
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