Schneider Electric Processor Adapter - Manual (Page 48)

Overview of Momentum M1 Processor Adapters
48 870 USE 101 10 V.2
171 CCC 960 20, Continued
LED Indicators This Processor Adapter has three LED indicators, RUN, LAN ACT(IVE), and LAN
ST(ATUS). Their functions are described in the table below:
Specifications The following table contains specifications for the 171 CCC 960 20 Momentum M1
Processor Adapter:
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LED Indicato
r
Pattern Status
Start up Both Single flash. Indicates good health.
RUN Green On continuously when the CPU has received power and is
solving logic.
Flashes an error pattern if the CPU is in kernel mode. (See Run
LED Flash Patterns and Error Codes on page 417)
Off CPU is not powered up or is not solving logic.
LAN ACT Green May be on continuously or blinking. Indicates activity on
Ethernet port.
Off No activity on Ethernet port.
LAN ST Green On continuously during normal operation.
Fast blink indicates normal Ethernet initialization at power-up.
3 flashes indicates no 10BASE-T link pulse detected. Check
cable and hub.
4 flashes indicates duplicate IP address detected.
5 flashes indicates no IP address available.
Off No valid MAC address.
Memory
Internal Memory 544K bytes
User Memory 18K words
Flash RAM 512K bytes
Clock Speed 50 MHz