Chapter 3
9C300-1 Environmental Module Operation
The 9C300-1 Environmental Module, as shown in Figure 3-1,performs three main functions. It monitors several chassis environmental parameters, provides multiple out-of-band management interfaces, as well as system cooling. The Environmental Module also includes LANVIEW® LEDs for at-a-glance diagnostics.
| MMAC | | | | | EPIM | | | | | | |
| | | | | | | STATUS | | | | | | |
| | | | | 9C300-1 | | ALARM | COM 1 COM 2 | | | | ENT ER |
| | | | | | | | | | |
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
Figure 3-1. The 9C300-1 Environmental Module
Monitoring Functions
The 9C300-1 Environmental Module monitors the following MMAC-Plus functions:
•External ambient temperature
•Fan speed
•System humidity
•System voltages
•Internal operating temperature
3-1
