Cabletron Systems 9A000 manual Hardware Maintenance Procedures

Models: 9A000

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3.Unplug and remove the power cord from the failed supply.

Hardware Maintenance Procedures

The procedure for hot-swapping a model A SFCS-1000 AC power supply is as follows:

WARNING! A replacement DC power supply should never be placed in an SFCS-1000 that already Manual background contains an AC power supply, and vice-versa. Manual background If these instructions are not heeded, there is a risk of electrical shock, danger to personal health, and serious damage to the equipment.

WARNING! It is highly recommended that you use the included grounding strap when handling this or any other component.

1.Determine which power supply is defective by examining the power supplies themselves. A red LED or an extinguished LED indicates the failed supply. On an SFCS-1000, power supply “1” is in the slot labeled PS1 on the chassis, while power supply “2” is in the slot labeled PS2 on the chassis.

WARNING! Failure to perform Step 2 can result in serious injury to the user or damage to the equipment.

2.Turn OFF the power switch on the front of the defective power supply. Wait for the yellow SHUTDOWN LED to extinguish before moving to Step 3.

3.Unplug and remove the power cord from the failed supply.

4.Unscrew the four retaining screws with a 3/32-inch Allen wrench and pull forward on the handle located below the power cord.

5.Remove the defective supply and prepare to install the new one.

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Page 73
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Cabletron Systems 9A000 manual Hardware Maintenance Procedures, Unplug and remove the power cord from the failed supply