Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Modules Internal to the Cisco 1941 Router
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Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Figure 18 Installing the AC Cable
Note The AC cable should thread through the sheet metal channel on top of the PoE cable as shown
in Figure 18.
Step 12 Replace the cover. See “Opening and Closing the Chassis” section on page 5.
Note If your Cisco 1941 ISR is wireless, reattach the wireless antennas.
Installing a Blower
To replace a blower, perform the following procedure. To complete this procedure, you need a number 2
Phillips screwdriver or flat-blade screwdriver.
Step 1 Remove the cover. See “Opening and Closing the Chassis” section on page 5.
Step 2 Locate the blower in the chassis. See the “Locating Modules” section on page 7 for the location of the
blower.
Step 3 Remove the three screws from the blower as shown in Figure 12.
Step 4 Lift the blower from the chassis and disconnect the power cable.
Step 5 Insert the replacement blower.
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