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Warning
equipment. (To see translated versions of this warning, refer to the Regulatory Compliance and
Safety Information document that accompanied the router.)
Warning
AC units; disconnect the power at the circuit breaker on DC units. (To see translated versions of this
warning, refer to the Regulatory Compliance and Safety Information document that accompanied the
router.)
Warning
power cord. (To see translated versions of this warning, refer to the Regulatory Compliance and
Safety Information document that accompanied the router.)
The following warning applies to routers with a DC power supply:
Warning
the DC circuit. To ensure that all power is OFF, locate the circuit breaker on the panel board that
services the DC circuit, switch the circuit breaker to the OFF position, and tape the switch handle of
the circuit breaker in the OFF position. (To see translated versions of this warning, refer to the
Regulatory Compliance and Safety Information document that accompanied the router.)
Caution
have discharged all static electricity from your body before opening the chassis. Before performing
procedures described in this document, review the next section, "Safety Recommendations."
Note
the front.
2 Cisco 3600 Series Memory Upgrade Configuration Note
Upgrading Flash Memory, page 14
Upgrading the ROM, page 18
Replacing the Cover, page 21
Replacing Connections to the Router, page 22
Obtaining Service and Support, page 23
Cisco Connection Online, page 23
Only trained and qualified personnel should be allowed to install or replace this
Before working on a chassis or working near power supplies, unplug the power cord on
Before working on a system that has an on/off switch, turn OFF the power and unplug the
Before performing any of the following procedures, ensure that power is removed from
To avoid damaging electrostatic discharge (ESD)-sensitive components, ensure that you
When a procedure refers to the left side or right side of the chassis, it means as viewed from
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