Siemens HiPath 3000 - Figure 3-75 STLS2 (Not for U.S.), STLS4 Interfaces; STLS2 (Not for U.S.), STLS4

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P31003-H3550-S403-4-7620, 02/05
HiPath 3000 V5.0, HiPath 5000 V5.0, Service Manual
3-191
Boards for HiPath 3000
Peripheral Boards
3.3.18 STLS2 (Not for U.S.), STLS4
Introduction
The STLS4 board for HiPath 3550 and HiPath 3350 (wall housing) has four S
0
ports that can
operate as trunk interfaces or as subscriber line interfaces (see Page 3-193).
The STLS2 is an underequipped variant with two S
0
ports.
Interfaces
>
The board does not supply terminals with power. Power must be supplied locally us-
ing a local plug-in power supply or a bus power supply unit, for example.
Figure 3-75 STLS2 (Not for U.S.), STLS4 Interfaces (S30817-Q924-B313, -A313)
Not in
STLS2
X1
50
2
X2
STLS2/STLS4
1
2
3
4
S
0
ports
Mini-Western
To
CUP
CUC
2 = SX +
3 = SR +
4 = SR -
5 = SX -
6 5 4 3 2 1
SX = Signal transmit
SR = signal receive