Cisco 2950 - Catalyst Switch Manuel de démarrage - Page 18

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Using the ratcheting torque screwdriver,

Step 4

torque each terminal block captive screw

(above the installed wire leads) to 4.5 lbf-in.

(72 ozf-in.).

Insert the terminal block plug in the terminal

Step 5

block header on the rear panel of the

Catalyst 2950G-24-EI-DC switch or on the

front panel of the Catalyst 2950ST-24

LRE 997 switch.

Move the circuit-breaker handle for the DC power source to the on position.

Step 6

You must connect the Catalyst 2950G-24-EI-DC or Catalyst 2950ST-24 LRE 997 switch

Caution

only to a DC-input power source that has an input supply voltage from –36 to –72 VDC.

If the supply voltage is not in this range, the switch might not operate properly or might

be damaged.

Return

Feed A

Negative

Return

Feed B

Negative

3 6 - 7 2 V

1 - 0 .5 A