Cisco Systems AS5350XM ユーザーズマニュアル

To replace the compact flash, follow these steps:

Turn the power switch off and disconnect site power. 

For DC-powered units, note the following warnings:

Before performing any of the following procedures, ensure that power is removed from the DC circuit. 
Statement 1003

Before connecting or disconnecting ground or power wires to the chassis, ensure that power is 
removed from 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. Statement 140

Before opening the unit, disconnect the telephone-network cables to avoid contact with 
telephone-network voltages. Statement 1041

Remove all interface cables from the DFCs.

Attach an ESD-preventive wrist strap.

Remove the chassis cover. (See the instructions in the 

Locate the compact flash on the system board. (See 

.)