Table 7. J5 System Connector, Row B Pins - Motorola MTR2000 T5544 Instruction / Field Service Manual

Installation
Pin # Pin Assignment
1 RX Lock (Aux I/O)
2 GPO_13 (WCO)
3 RdStat or GPO_15, Note 4
4 Carrier Detect Switch
5 GPI_8 (NS)
6 GPI_5 (NS)
7 Ext Repeat* (Aux I/O)
8 Trunk Duplex Enable*
9 GPI_13 (WCI) or GPO_7 (NS)
10 Spare 311
11 GPI_12 (WCI) or GPO_6 (NS)
12 GPI_11 (WCI) or GPO_5 (NS)
13 Spare 301
14 Not Supported
15 GND
16 Spare 300
17 Spare 321
18 Cntrl 14.2 VDC
19 GND
20 5 VDC
21 RdStat or GPO_15, Note 4
22 Spare 322
23 Spare 325
24 Spare 309
25 Spare 902
26 Ext PTT or GPI_14, Note 2
27 GND
28 Line 4+
29 AC Fail or GPO_14, Note 3
30 Line 4–
31 GND
32 Cntrl 14.2 VDC
Note 4: This pin can be jumpered for RdStat (supported) or GPO_15 (supported). See Aux I/O jumpers P3 and P4.
36
Table 7. J5 SYSTEM CONNECTOR, Row B Pins
Input/
To/From
Output
O J1-B32, J2-B32
O J1-B31, J2-B31
O J1-B30, J2-B30
O J1-B29, J2-B29, J3-B24
I J1-B28, J2-B28
I J1-B27, J2-B27
I J1-B26, J2-B26
I J3-B25
I/O J1-B24, J2-B24
– N/C
I/O J1-B22, J2-B22
I/O J1-B23, J2-B23
– N/C
I J1-B19, J2-B19, J3-B19
– Station ground
– –
– –
O P8 pins 3, 4 (thru F2)
– Station ground
O P8 pins 7, 8
O J1-B12
– –
– –
– –
– –
I J1-B7, J2-B7
– Station ground
O J4-C10
O J1-B4, J2-B4
O J4-A9
– Station ground
O P8 pins 3, 4 (thru F2)
Signal Characteristics
OCO, 100mA, 40V; active high
OCO, 100mA, 40V
One side of normally open relay, see C3
TTL output, active high
Pulled up transistor input, 16V max
TTL input
Caution: See Auxiliary I/O section for jumpering information
Caution: See Auxiliary I/O section for jumpering information
TTL input
+14.2Vdc, Note 1
+5.1 ± 0.25 Vdc
OCO, 100mA, 40V
Pulled up transistor input, 16V max, see A29
Wireline output balanced, (+)
Other side of normally open relay, see A30
Wireline output balanced, (–)
+14.2Vdc, Note 1
68P81096E37-N
06/28/05