Cisco 6200 User Manual page 7

78-5296-02 10/02/98
The following fixtures are present on the front panel of each PEM:
•
A green LED that comes on to indicate that –48 VDC power is available to the chassis
•
A circuit breaker
Note
PEMs to OFF (0).
1.2.5 Cooling Vents
The cooling vents are located on the sides, front, and back of the Cisco 6200 chassis, as shown in
Figure 1-4. Air flows in at the bottom of the chassis, and flows out at the top. Do not obstruct the
intake and exhaust vents in any way.
Figure 1-4
1.2.6 DSLAM Specifications
Table 1-1 lists the specifications of the Cisco 6200 DSLAM. Table 1-2 lists standards and
certifications for the Cisco 6200 DSLAM.
Warning
maximum recommended ambient temperature of 131˚F (55˚C).
To turn off a Cisco 6200 that has two PEMs, you must flip the circuit breakers on both
Air Flow Through Intake and Exhaust Vents
To prevent a Cisco 6200 system from overheating, do not operate it in an area that exceeds the
Hardware Description
Cisco 6200 User Guide
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