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PowerConnect B-DCX4S Backbone Hardware Reference Manual
53-1001808-01
Determining status of a core switch blade (CR4S-8)
4
Determining status of a core switch blade (CR4S-8)
1. Check the LED indicators on the core switch blade (
Figure 15
). The LED patterns may
temporarily change during POST and other diagnostic tests; for information about how to
interpret the LED patterns, see
Table 6
.
2. Check the core switch blade status by entering slotShow and haShow.
Figure 15
identifies the core switch blade.
FIGURE 15
Core switch blade (CR4S-8)
Table 6
describes the core switch blade LED patterns and the recommended actions for those
patterns.
Ethernet Link
Speed
No light (LED is off)
Ethernet link speed is 10
Mbps or CP blade does not
have incoming power.
Ensure that the CP has power.
NOTE: To force a persistent Ethernet
link speed, enter the ifModeSet
command.
Steady green
Ethernet link speed is
100/1000 Mbps.
No action required.
USB Status
Lamp on
USB stick enabled.
No action required.
Lamp off
USB stick not present or
disabled.
No action required.
Active CP
Steady blue
Active CP blade.
No action required.
No light (LED is off)
Standby CP blade.
No action required.
TABLE 5
CP blade LED descriptions (Continued)
LED purpose
Color
Status
Recommended action
1
Status LED
4
ATTN LED
2
Power LED
5
ICL connector
3
LINK LED
2
1
3
5
4