16
C
HAPTER
1: I
NTRODUCING
THE
S
UPER
S
TACK
3 S
WITCH
3870
Module LEDs
Packet
Yellow
Packets are being transmitted/received on the port.
Off
No packets are being transmitted/received on the port.
Status
Green
The Module is installed and supported and the Link
Status has been determined.
Yellow
The Module is installed and supported but there is no
link or an indeterminate link status.
Yellow flashing
The Module is installed but not supported or has failed
POST.
Off
The Module is not installed.
Unit LED
Green
The Switch is stacked and the position within the stack
is displayed.
Off
The Switch is not stacked.
Power/Self Test LED
Green
The Switch is powered-up and operating normally.
Green flashing
The Switch is either downloading software or is
initializing (which includes running a Power On Self
Test).
Yellow
The Switch is faulty.
Off
The Switch is not receiving power or there is a fault
with the Power Supply unit.
Fault LED
Red
The Switch and/or the PSU and/or the Module are
above critical temperature but below critical shut down
temperature. Fans are operating normally.
Off
The Switch, PSU and the Module are below critical
temperature. One or more fans have failed.
LED
Color
Indicates
DUA1745-0AAA02.book Page 16 Monday, August 9, 2004 11:51 AM
Summary of Contents for SUPERSTACK 3 3870 Series
Page 6: ...DUA1745 0AAA02 book Page 6 Monday August 9 2004 11 51 AM...
Page 30: ...30 CHAPTER 2 INSTALLING THE SWITCH DUA1745 0AAA02 book Page 30 Monday August 9 2004 11 51 AM...
Page 54: ...54 CHAPTER 4 PROBLEM SOLVING DUA1745 0AAA02 book Page 54 Monday August 9 2004 11 51 AM...
Page 66: ...66 APPENDIX B PIN OUTS DUA1745 0AAA02 book Page 66 Monday August 9 2004 11 51 AM...
Page 76: ...DUA1745 0AAA02 book Page 76 Monday August 9 2004 11 51 AM...