Removing The Cover - Cisco 3600 Series Configuration Note

Removing the Cover

To gain access to the power supply of a Cisco 3600 series router, you must first remove the chassis
cover.
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 switch, line voltages are present within the power supply even when the power switch is off
and the power cord is connected. For systems without a power switch, line voltages are present
within the power supply when the power cord is connected. (To see translated versions of this
warning, refer to the Regulatory Compliance and Safety Information document that accompanied the
router.)
Follow this procedure to remove the chassis cover:
Step 1
Warning
activity. (To see translated versions of this warning, refer to the Regulatory Compliance and Safety
Information document that accompanied the router.)
Step 2
Step 3
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.)
Warning
disconnected last. (To see translated versions of this warning, refer to the Regulatory Compliance
and Safety Information document that accompanied the router.)
Before working on a chassis or working near power supplies, unplug the power cord on
Do not touch the power supply when the power cord is connected. For systems with a
Turn OFF power to the router.
Do not work on the system or connect or disconnect cables during periods of lightning
Remove all network interface cables from the rear panel.
If you have an AC-powered router, remove the power cord.
The following warnings apply to routers with DC power supplies:
Before performing any of the following procedures, ensure that power is removed from
When installing the unit, the ground connection must always be made first and
Cisco 3600 Series Power Supply Configuration Note
Removing the Cover
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