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Technical Product Manual - DCT1900
Installation Instructions, Modular Cabinet – Cables
Install-DCT1900/R8/mw 26-19
© 2000-2005
26.15 DTU Twisted Pair Cable Set – NTM/TSRNB 101 49 or AWS1033 (E1-120 ohm)
The DTU twisted pair cable AWS1033 (see Figures 26–18) consists of a 120 ohm shielded cable
terminated with two connectors. The cable is used to connect a DTU-E1 to a MS or PBX via a
MDF(Main Distribution Frame). The shielding of the cables is connected to the cabinet via a clamp
which also functions as a strain relief. The length of the cable is 16ft. Excess cable length may be
trimmed at installation.
Fig. 26–18 DTU Twisted Pair Cable - E1
WHT
WHTWHT
BRN
GRN
12
78
WHT
WHT
ORN
BLU
12
78
WHT
WHTWHT
ORN
BLU
12
78
X2
X1
RCV
pairs
XMIT
pairs
View looking into DTU board edge
X1
X2
White/Blue pair
White/Orange pair
White/Green pair
White/Brown pair
Shield clamp