Cisco 3700 series 업그레이드 지침 - 페이지 17

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Replacing Connections to the Router

To make final connections to the router, follow these steps:

Read the installation instructions before connecting the system to the power source. Statement 1004

Warning

Replace all network connections.

Step 1

Do one of the following:

Step 2

•

Step 3

Turn on the power switch. The power LED on the front panel of the router should come on.

Check the Sys LED on the right side of the front panel to verify that it goes on after a few seconds delay

Step 4

when booting.

Step 5

If you have problems, see the

Step 6

Proceed to the

Upgrading System Memory in Cisco 3745 Routers

Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord.

Warning

Statement 1

Removing the Cisco 3745 Mainboard Tray

To remove the mainboard tray, follow these steps:

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

Step 1

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

connectors.

Turn off the power, but do not unplug the power cord.

Step 2

Caution

The Cisco 3745 router can have more than one power supply. Be sure that all power supplies are powered

off and that all LEDs are dark.

Place the router on a flat surface so that the front panel faces you, and open the small access door at the

Step 3

right-hand edge of the front panel.

Loosen the two captive screws located behind the access door. (See

Step 4

OL-5423-02

AC-powered router: Plug the power cord into a 3-terminal, single-phase power source that

provides power within the acceptable range (100 to 240 VAC, 50 to 60 Hz).

DC-powered router: Remove the tape from the circuit breaker switch handle and reinstate power

by moving the handle of the circuit breaker to the ON position.

"Obtaining Technical Assistance" section on page

"Recovering Compact Flash Memory and System Images" section on page

Upgrading System Memory in Cisco 3745 Routers

Figure

Upgrading System Memory in Cisco 3700 Series Routers

28.

27.

6.)