Dell PowerConnect J-8208 Hardware Guide - Page 168
Removing a J-EX8208 Switch from a Rack or Cabinet
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Dell PowerConnect J-Series J-EX8208 Ethernet Switch Hardware Guide 3. Shut down the master SRE module from the external management device by issuing the request system halt operational mode CLI command. This command shuts down the switch gracefully and preserves system state information. A message displays on the console confirming that the operating system has halted. You will see the following output (or something similar, depending on the hardware being shutdown) after entering the command: Halting re1 *** FINAL System shutdown message from user@switch*** System going down IMMEDIATELY Shutdown NOW! [pid 859] user@switch> JWaiting (max 60 seconds) for system process `vnlru' to stop...done Waiting (max 60 seconds) for system process `bufdaemon' to stop...done Waiting (max 60 seconds) for system process `syncer' to stop... Syncing disks, vnodes remaining...2 2 2 1 1 0 0 0 0 done syncing disks... All buffers synced. Uptime: 3h3m49s recorded reboot as normal shutdown The operating system has halted. Please press any key to reboot. CAUTION: The final output of any version of the request system halt command is the "The operating system has halted. Please press any key to reboot" message. Wait at least 60 seconds after first seeing this message before following the instructions in step 5 to power off the switch. 4. Attach the ESD grounding strap to your bare wrist and connect the strap to the ESD point on the chassis. 5. Flip the power supply Enable switch to the off position (OFF). Observe the power supply LEDs. The power supply LEDs should turn off (appear unlit). Repeat this step for all installed power supplies. NOTE: After you power off a power supply, wait for at least 60 seconds before you turn it back on. After you power on a power supply, wait for at least 60 seconds before you turn it back off. Related • Powering On a J-EX8200 Switch on page 133 Documentation • Connecting AC Power to a J-EX8200 Switch on page 130 Removing a J-EX8208 Switch from a Rack or Cabinet If you want to move an installed J-EX8208 switch to another location, you need to remove it from the rack or cabinet in which it is installed. In a four-post rack, an installed switch rests on adjustable mounting brackets bolted to the rack. In a two-post rack, an installed switch rests on the lip of the power cord tray installed in the rack. The front-mounting brackets ("ears") attached to the chassis are also bolted to the rack. 152