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Operating the Core Switch 2/64
Table 10: Control Processor Card LED Patterns
Location
of LED
Top LED
Second
LED
!
108
Terminal serial port (also known as a console port)
The terminal serial port has an RS-232 signal subset connector that can be
used to connect to a PC serial port or dumb terminal.
Ethernet port - The Ethernet port has an RJ-45 connector and is capable of
speeds of 10/100 Mbps.
Purpose
of LED
Power
Status
Color of
LED
Hardware
No light
CP card does not
(LED is off)
have incoming
power.
Steady green
CP card has
incoming power.
No light
CP card is either
(LED is off)
healthy or does not
have incoming
power.
Steady
CP card is faulty.
yellow
Slow-flashing
CP card is not seated
yellow
correctly or is faulty.
(on 2 second;
off 2 second)
Fast-flashing
Environmental range
yellow
exceeded.
(on 1/2
second;
off 1/2
second)
Status of
Recommended
Ensure CP card is
firmly seated and
has power.
No action
required.
Verify Power LED
is lit.
Ensure CP card is
firmly seated. If
LED is still yellow,
consult switch
supplier.
Pull unit out and
reseat. If LED
continues to
flash, replace
unit.
Check for
out-of-bounds
environmental
condition.
Core Switch 2/64 V4.1 Installation Guide
Action
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