Cisco 7507 Skrócona instrukcja obsługi - Strona 42

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Install Field Replaceable Units (FRUs)

For the DC-input power supply: Use a screwdriver to loosen the captive installation screws on the

terminal block cover, lift the cover, use the wire cutters to cut the nylon strain-relief ties, and then

remove the three power leads (remove the ground lead last) from the terminal block. See below.

OT SHIP WITH POWER SUPPLY

ALLED

INPUT VOLTAGE : 40-72 V=

INPUT CURRENT : 24-13A

Step 5

Use a screwdriver to loosen and remove

the captive installation screw on the top of

the power supply.

Step 6

Grasp the power supply handle with one

hand and place your other hand

underneath to support the bottom of the

power supply.

FASTENER TO BE FULLY ENGAGED

BEFORE OPERATING POWER SUPPLY

Captive installatio

screw

Power leads attac

to terminal block

(

) negative

(

) positive

(

) ground

Nylon ties on cab

and metal bracke

Warning

Keep hands and ﬁngers out of

the power supply bays. High voltage is

present on the power backplane when the

system is operating.

Step 7

Pull the power supply out of the bay and

put it aside.

Step 8

If the power supply bay is to remain

empty, install a power-supply ﬁller plate

over the opening and secure it with a

mounting screw.

Step 9

Refer to the "Install Power Supplies in the

Router" section on page 11 to replace the

power supply.