
boards.fm
P31003-H3560-S403-54-7620, 09/05
HiPath 3000 V6.0, HiPath 5000 V6.0, Provisional Service Manual
3-219
Boards for HiPath 3000
Peripheral Boards
Connecting ISDN Terminals to HiPath 3550 and HiPath 3350 (for U.S. only)
●
S
0
Bus With MW8 jack, connecting S
0
1 to S
0
4:
–
Connect the provided, silver-satin connector cord to each port on the STLS4 Module.
Connect the other end to a mounted MW jack, reversing the transmit and receive wires
as shown in Figure 3-88.
–
Contact is always established using the center pins of MW jacks. Figure 3-87 shows
the pin assignments for jacks of different sizes.
–
The ISDN terminals must have their own local power supply.
–
Plug the ISDN terminal (connecting cord) into the MW jack. Connecting an ISDN S
0
telephone requires a local power supply (e.g. manufactured by Sedlbauer).
●
Pin Assignment of MW Jacks
Figure 3-87
MWxx Jack Pin Assignment (For U.S. Only)
8-pin MW8
6-pin MW6
4-pin MW4
SX = Signal transmit
SR = signal receive
With MW cables, contact is always es-
tablished in the center of the connec-
tor.
7
SR
6
5
8
4
3
2
1
SX SX SR
SR
6
5
4
3
2
1
SX SX SR
SR
4
3
2
1
SX SX SR