PEX 8648-AA RDK Hardware Reference Manual, Version 1.2
Copyright © 2010 by PLX Technology, Inc. All rights reserved
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4.1
Monitoring Point, LED Indicator, and Control Summary
This section summarizes the PEX 8648 RDK base board interfaces that are used for monitoring, indicating, and
controlling PEX 8648 switch performance.
4.1.1 Monitoring
Points
Table 4
lists the functions of all monitoring points available for use on the PEX 8648 RDK base board.
Table 4. PEX 8648 RDK Base Board Monitoring Points
Reference Designator
Description
J12
2.5 VDC to the PEX 8648 switch.
J13
1.0 VDC to the PEX 8648 switch.
J14 Ground.
J15 and J16
Reference Clock.
TPV19 and TPV18
Ccathode and Anode of thermal diode within the PEX 8648 switch.
TPV21
PEX_INTA# from the PEX 8648 switch.
TPV22
FATAL_ERR# from the PEX 8648 switch.
TPV49
PEX_NT_RESET# to the PEX 8648 switch.