Motorola MTR2000 T5544 Instruction / Field Service Manual page 228

Function on
GPI_14
Fast External PTT*
(See Note 1)
Fast External PTT
(See Note 2)
Function on GPO_14
AC Fail
SPI Latch for Bit 14 (software defined)
Function on GPO_15
Fast Carrier Detect
RdStat
SPI Latch for Bit 15 (soft-
ware defined)
68P81096E53-C
09/30/05
Input Type
via Optocoupler (E/M sub).
via Transistor
via Optocoupler (E/M sub)
via Transistor
via Relay Closure
via Relay Closure
Output Type
via Relay Closure
via Open Collector
via Relay Closure
(see Note 3)
via Open Collector
via Relay Closure
via Open Collector
Table 6. Configuring Input GPI_14 Function
System
Connector
Input Pins
A29 Opto +
3 - 4, 1 - 2
A26 Opto –
B26
A29 Opto + 3 - 4, 1 - 2
A26 Opto –
B26
Table 7. Configuring Output GPO_14 Function
System Connector
Output Type
Table 8. Configuring Output GPO_15 Function
System Connector Output Pins
C3, B3
B21 (see Note 4)
C3, B3
B21 (see Note 4)
C3, B3
B21 (see Note 4)
Auxiliary I/O Board
Auxiliary I/O Board Jumpers
P2 P9
9 - 10, 7 - 8
9 - 10, 7 - 8
Output Pins
B29, A30
B29, A30
Auxiliary I/O
Board Jumpers
P3
2 - 4
3 - 4
2 - 4
3, 4
1 - 2
1 - 3
P6
In
In
Out
Out
Auxiliary
I/O Board
Jumper P5
2 - 4
1 - 2
P4
2 - 4
2 - 4
1 - 3
1, 3
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