
boards.fm
P31003-H3560-S403-54-7620, 09/05
HiPath 3000 V6.0, HiPath 5000 V6.0, Provisional Service Manual
3-239
Boards for HiPath 3000
Peripheral Boards
S
0
bus for connecting ISDN telephones (not for U.S.)
Figure 3-98
S
0
Bus to the STMD8 over the MDFU or MDFU-E (Not for U.S.)
Figure 3-99
Pin Assignments in MW Jacks
S
0
bus
ISDN terminal
Max.10 m
●
Universal wall socket
UAE 8/8 (8)
AP: L30460-X951-X
UP: L30460-X952-X
●
Combination socket UAE 2 x 8 (8)
L30460-X958-X
Terminating resistors 2x100 ohms,
V39230-Z4101-F
Max. of
8 terminals
HiPath 3750
STMD8
MDFU or
MDFU-E
MDFU cable
(CABLU)
ISDN terminal
Max.10 m
ISDN terminal
Max.10 m
The maximum permitted S
0
bus
length between the MDFU and the
last wall socket is 150 m (490 ft.).
Assignment of MW jack pins 1- 8:
8-pin
6-pin
4-pin
Always establish contact on the
center four pins.
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