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Chapter 1: Features Overview
30
SmartSwitch Router 2000 Getting Started Guide
Boot Flash
The motherboard has a boot flash containing the SSR 2000’s boot software and
configuration files. The system software image file resides on an internal flash chip and
can be upgraded from a TFTP server.
RAM Memory
The SSR 2000’s motherboard uses 32MB of RAM to hold routing and other tables. This
RAM is “fixed” and is not removable or upgradable.
Power Supplies
The SSR 2000 uses two power supplies, each delivering 3.3, 5, and 12 volts DC to the
motherboard, internal fans, and other components. Each power supply provides a portion
of the power necessary to operate the SSR 2000, with the added bonus that, in the unlikely
event that one of the power supplies should fail, the remaining power supply will assume
the entire load and provide enough current to operate a fully-configured SSR 2000 chassis.
Note:
Be sure to plug the SSR 2000 into a single-phase grounded power source located
within 6 feet of the installation site.
The following table lists the specifications for the power supplies.
Fans
The SSR 2000 contains two internal fans to provide cooling air flow across the
motherboard and expansion slot(s). The fans are located near the middle of the chassis,
between the power supplies and the motherboard.
Note:
To ensure that the fans can provide adequate cooling, Cabletron recommends that
you allow a minimum of 3 inches of clearance on each side of the chassis.
Table 4. Power supply voltage and current specifications
Input voltage
Input current (maximum)
100-125 VAC
2.6 A
200-240 VAC
1.3 A
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Страница 58: ...Chapter 2 Hardware Installation 58 SmartSwitch Router 2000 Getting Started Guide...
Страница 88: ...Appendix B Technical Support 88 SmartSwitch Router 2000 Getting Started Guide...
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