Advantech SNMP-1000-B1, User Manual

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SNMP-1000-B1 User’s Manual 14
2.2.13 Alarm Reset Connectors (CN17)
This connector is used to reset the alarm sound when an alarm occurs. It
can be connected to an auto-recovery push button (momentary on while
being pushed).
2.2.14 LED Indicator Connector (CN18)
System status can be shown through LED indicators. CN18 is connected
to a LED indicator board. Please refer to Appendix A for the pin assign-
ments.
2.2.15 CPU Card Interface Connector (CN19)
This connector monitors the CPU card health status. Use the 8-pin to 6-
pin cable enclosed in the SNMP-1000-B1 package to connect to CPU
card.
2.2.16 Chassis and Watchdog Timer Connector (CN20)
Pin 1 and pin 2 of CN20 connect to the ATX power on/off button on the
chassis.
Figure 2.5: Connect SNMP-1000-B1 to a CPU card
Note: Only Advantech's new full-sized CPU cards can
be monitored, including PCA-6002, PCA-6003,
PCA-6004, PCA-6005, PCA-6181, PCA-6183,
PCA-6184, PCA-6185, PCA-6186, PCA-6277
(rev. B), and newer. The Following CPU cards
cannot be monitored: PCA-6155V, PCA-6168,
PCA-6175, PCA-6176, PCA-6178, PCA-6179,
PCA-6180, PCA-6275, PCA-6276, PCA-6277
(rev. A), PCA-6278, PCA-6359, and earlier.
CN21 CN18
CPU Card
CN19 CN29
SNMP-1000
CN19
PIN 1
PIN 1
PIN1-Red
PIN1-Brown