Cisco 3600 Series Configuration Note - Page 18

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Upgrading the ROM

Figure 13

View from front of chassis

Caution

not touch the surface components to avoid damaging them.

Step 4

If you are ﬁnished replacing SIMMs, continue with the section "Replacing the Cover" later in this

document.

Upgrading the ROM

To upgrade the Cisco 3600 series ﬁrmware to a new ROM monitor, you must replace the existing

ROM.

In addition to the tools described in the section "Tools and Equipment Required" earlier in this

document, you also need:

•

Caution

could be damaged when the router is powered on. Read all instructions before proceeding. To

prevent damage to the ROM from ESD, follow the ESD procedures described in the section

"Preventing Electrostatic Discharge Damage" earlier in this document. Be careful not to damage or

scratch the printed circuit card under the ROM.

18 Cisco 3600 Series Memory Upgrade Conﬁguration Note

Inserting Flash-Memory SIMMs

1. Insert the SIMM into the socket

at an angle from vertical.

2. Push the top of the SIMM

down and back.

It is normal to feel some resistance, but do not use excessive force on the SIMM and do

Check the alignment of each SIMM to make sure that it is straight and that the alignment

holes are lined up with the plastic socket guides.

A ROM extraction tool or small ﬂat-blade screwdriver

Needlenose pliers

Correct placement of the ROM is crucial. If improperly positioned, the new component

The socket guide posts fit through

the holes in the SIMM.

The locking springs clip the back

of the SIMM.