Toshiba Strata AirLink Installation Manual page 72

RWIU System Installation
RWIU Additional Information
Table 20 Connector J1~J4 Descriptions
Pin No.
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
The four primary access transceivers (U7, U13, U25, and U35) use the E1 (31 B + D) interface to
each Base Station. Not all of the 32 time slots of the E1 (32 B + D) frame are used. The format is
called 8 B + D and organized as follows:
Time slot N0 – synchronization time slot
o
o Time slots N1~N8 – voice channels time slots
o Time slots N9~N15 – idle (free) time slots
o Time slot N16 – signaling CCS time slot
o Time slot N17 – multiframe 320 ms synchronization pulse time slot
o Time slots N18~N31 – idle (free) time slots
62
Base Station Name
TX_TIP_BS1
TX_TIP_BS1
1
RX_TIP_BS1
RX_TIP_BS1
TX_TIP_BS2
TX_TIP_BS2
2
RX_TIP_BS2
RX_TIP_BS2
TX_TIP_BS3
TX_TIP_BS3
3
RX_TIP_BS3
RX_TIP_BS3
TX_TIP_BS4
TX_TIP_BS4
4
RX_TIP_BS4
RX_TIP_BS4
J4
Description
E1 interface (transmission output from TX line
transformer)
Not used
Not used
E1 interface (transmission output from RX line
transformer)
J3
E1 interface (transmission output from TX line
transformer)
Not used
Not used
E1 interface (transmission output from RX line
transformer)
J2
E1 interface (transmission output from TX line
transformer)
Not used
Not used
E1 interface (transmission output from RX line
transformer)
J1
E1 interface (transmission output from TX line
transformer)
Not used
Not used
E1 interface (transmission output from RX line
transformer)
Strata AirLink Installation Guide 5/00