Cisco 3745 Installationsanleitung PDF herunterladen (Seite 15)

Installing Field-Replaceable Units in Cisco 3745 Routers

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Replacing Cisco 3745 Chassis Power Supplies

Step 7 If you are removing an AC power supply and your router has –48V telephony power modules installed,

remove the –48V telephony power module next to the power supply you are removing, as described in

Steps a and b. If there are no –48V telephony power modules installed, proceed to Step 8.

a. Loosen the captive screw that secures the –48V telephony power module in the chassis. (See

Figure 8.)

Figure 8 Retaining Screw for –48V Telephony Power Module

b. Slide the –48V telephony power module straight out of the router chassis. (See Figure 9.)

Figure 9 Removing the –48V Telephony Power Module

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Power supply

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Cisco 3745 Installationsanleitung Seite 15