Cisco 3745 Инструкции по обновлению - Страница 15

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Installing SDRAM DIMMs

To install SDRAM DIMMs, follow these steps:

Step 1

Attach an ESD-preventive wrist strap and ensure that it makes good contact with your skin. Connect the

equipment end of the wrist strap to the metal back plate of the chassis, avoiding contact with the

connectors.

Step 2

On the mainboard, locate the SDRAM DIMM sockets. (See

Handle the DIMM by the nonconnector edges only; do not press on the center. Handle carefully. DIMMs

Caution

are ESD-sensitive components and can be damaged by mishandling.

Insert the DIMM, ensuring that the polarization notches align correctly with the socket. Gently push into

Step 3

place until the socket guideposts fit through the alignment holes and the latches on both sides snap into

place. (See

It is normal to feel some resistance when installing a DIMM, but do not use excessive force and do not

Caution

touch the surface components.

Ensure that each DIMM is straight (perpendicular to the socket).

Step 4

If necessary, repeat

Step 5

Proceed to either of the following as appropriate:

Step 6

•

Replacing CompactFlash Memory Cards

To replace CompactFlash memory cards, follow these steps:

Refer to Installing and Formatting Cisco 2691, Cisco 3631, and Cisco 3700 Series CompactFlash

Step 1

Memory Cards, available online at the following URL:

http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis3700/hw_inst/hw_notes/

index.htm

Proceed to the

Step 2

OL-5423-02

Figure

4.)

Step 3

and

"Replacing CompactFlash Memory Cards" section on page 15

"Replacing the Cisco 3725 Cover" section on page 16

"Replacing the Cisco 3725 Cover" section on page

Step 4

to install a second DIMM.

Upgrading System Memory in Cisco 3700 Series Routers

Upgrading System Memory in Cisco 3725 Routers

Figure

2.)

16.