AMT/PTD/PBX/0020/2/4/EN
01/2007
Page 25
•
J202: power supply jack used to supply power locally to the base station.
The black square represents the position of the switch.
Figure 2-3: Overview of the electronic card on the old M6241 base station
New M6241 base station connections
The base station is connected to its environment using 5 connectors:
•
J1: HE14 connector - 5 pins, used for a debug console (reserved for the factory)
•
J2: RJ45 female connector for connection to the PBX:
-
4
pins are used for connection to the S0 Basic Rate Interface (pins 3 to 6)
-
2 pins are used for connection to the synchronization signal (pins 1 and 2), for
synchronization by 3rd pair
Note:
The RSx pair carries the S0 BRI receive signals from the PBX.
The ESx pair carries the S0 BRI transmit signals to the PBX.
•
J3: 6-pin male STOCKO connector (J3) parallel wired on the 6 useful pins of the RJ45
connector. It is used for CAT5 cable wiring.
•
J4: HE14 connector - 8 pins, used for the JTAG port (reserved for factory)
Pin
1
2
3
4
5
6
7
8
Signal
SYNC+
SYNC-
ESa
RSa
RSb
ESb
-
-
Pin
1
2
3
4
5
6
Signal
SYNC+
SYNC-
ESa
RSa
RSb
ESb
CA1
1
2
ON
1
2
ON
S202
*6
5
0
0
_
D
E
C
T
_
C
A
R
T
E
_
O
L
D
_
B
O
R
N
E
_
0
1
_
0
1
J1
J202
J201
Summary of Contents for NeXspan C
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