Extreme Networks 1200 W DC PSU
NOTE
Extreme Networks does not recommended installing the 1200 W DC PSU with any AC PSU in the same BlackDiamond 12804 system. Extreme Networks recommends that DC and AC PSU units not be used together in the same BlackDiamond switch.
For central DC power connections, the 1200 W DC PSU is intended to be installed only in restricted access locations (dedicated equipment rooms, equipment closets, or the like) in accordance with Articles
WARNING!
Field operators must not attempt to open the 1200 W DC PSU enclosure for any reason; the PSU does not contain
Minimum Software Required
You must be running ExtremeWare XOS version 11.3 or later for the system to recognize the DC PSU.
LEDs
The front panel of the 1200 W DC PSU provides status LEDs. Table 10 identifies the symbols and describes the LED activity.
Table 10: LEDs on the 1200 W DC PSU
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| Power |
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| Predictive Fail | Fail | |||||||
PSU Condition | Green | Amber | Amber | ||||||
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Power supply DC outputs working normally | On | Off | Off | ||||||
DC input power present/standby output on | Blinking | Off | Off | ||||||
Current limit on 48 VDC output | On | Off | Blinking | ||||||
Predictive failure | On | Blinking | Off | ||||||
No input power to this PSU only | Off | Off | On | ||||||
No input power to any PSU | Off | Off | Off | ||||||
Power supply failure | Off | Off | On | ||||||
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BlackDiamond 12800 Series Switches Hardware Installation Guide | 31 |
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