Replacing The Sdram Dimm - Cisco 7401ASR Installation And Configuration Manual

Chapter 1 Overview and Parts Installation
Using a Phillips screwdriver, loosen the screw of the port adapter latch, and rotate the port adapter latch
Step 2
until it clears the faceplate of the port adapter. The latch can rotate 360
Pull the port adapter about halfway out of the port adapter slot. (If you remove a port adapter filler plate,
Step 3
keep the blank port adapter for use in the router if you should ever remove the port adapter. The port
adapter slot must always be filled.)
With the port adapter halfway out of the slot, disconnect all cables from the port adapter. After
Step 4
disconnecting the cables, pull the port adapter from the chassis slot.
Step 5 Locate the port adapter slot guides inside the Cisco 7401ASR router. They are near the top, and are
recessed about one-half inch.
The port adapter must slide into the slot guides under the chassis lid. Do not allow the port adapter
Caution
components to come in contact with the system board or the port adapter could be damaged.
Note If it is easier to attach the port adapter cables with the port adapter inserted halfway, attach the cables
before seating the port adapter and securing the port adapter latch.
Step 6 Locate the port adapter slot guides. Carefully slide the port adapter into the port adapter slot and seat it.
When installed, the port adapter input/output panel should be flush with the face of the router.
Step 7 Rotate the port adapter latch to the upright locked position and use a Phillips screwdriver to tighten the
latch screw. Loosen the latch screw, if needed, to be able to rotate the latch over the port adapter. Then
tighten the latch screw.
This completes the port adapter installation procedure.
Caution To ensure the proper flow of cooling air across the internal components, make sure a port adapter filler
panel is installed in the unoccupied port adapter slot.
For further installation procedures, see

Replacing the SDRAM DIMM

The information in this section provides instructions for replacing the SDRAM DIMM and is included
for future use. The memory configuration you ordered is installed in the Cisco 7401ASR router.
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning
Before working on a chassis or working near power supplies, unplug the power cord on AC units;
Warning
disconnect the power at the circuit breaker on DC units.
OL-5419-01 B0
Chapter 2, "Rack-Mounting, Tabletop Installation, and Cabling."
Cisco 7401ASR Installation and Configuration Guide
Replacing the SDRAM DIMM
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