P/N 480-0005-00-15
2-19
Chapter 2: Hardware Components
Front View
Figure 2-16
CPU Card (Front)
Card Activity LEDs.
LEDs provide a high level indication of the CPU card activity. Basic definitions follow.
See
Chapter 8: Diagnostics/Maintenance
for a detailed description and troubleshooting purposes.
•
Alarm. Indicates an alarm has been generated.
•
Status. Green light. When a user logs in through telnet, the LED turns to amber.
•
CPU. Green light indicates the CPU bus is active.
•
PCI. Green light indicates that the local PCI bus is busy.
Port.
For future use.
Reset.
Resets the CPU card along with the entire chassis.
Ethernet LEDs.
The CPU card contains four Link and TX/RX Status LEDs, viewable from the front of the
chassis, to provide a high level indication of the system operational mode and chassis activity, including alarm
activity. Each Link LED relates to one Ethernet line on the rear of the cards.
Card Activity LEDs
Port
Status
Alarm
CPU
PCI
Reset
10/100
Ethernet
Link TX/RX
1
2
3
4
Q
UINTUM
TECHNOLOGIES, INC.
TM
Hot Swap
CPU
TM
Ethernet LEDs
Reset
Hot Swap LED