Powering Off the System

Before turning off system power, halt the operating system as shown below. Failure to halt the operating system properly can cause the loss of disk drive data.

If you are troubleshooting system problems, you may find it convenient to reset the system or even cycle system power from the console. See "Resetting and Power Cycling the System from a Remote Console".

Enterprise 6500/5500 Cabinet Systems

1. Notify users that the system is going down.

2. Back up the system files and data to tape, if necessary.

3. Halt the system using the appropriate commands.

   Refer to the Solaris Handbook for SMCC Peripherals that corresponds to your operating system.

4. Wait for the system-halted message and the boot monitor prompt.

5. Turn off the system power in this order:

1. External drives and expansion cabinets (if any)

2. System cabinet

3. Terminal

1. Turn the front panel key switch to the Standby position (Figure 11-1).

   Figure 11-1 Key Switch (Enterprise 6500 and 5500)

   
   

2. Turn the main power switch (Figure 11-2) to Off.

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   Caution -

   Before attempting to service the system cabinet, turn off the AC power.

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   Figure 11-2 AC Power Switch (Enterprise 6500 and 5500)

   
   

Enterprise 4500 System

1. Notify users that the system is going down.

2. Back up the system files and data to tape, if necessary.

3. Halt the system using the appropriate commands.

   Refer to the Solaris Handbook for SMCC Peripherals that corresponds to your operating system.

4. Wait for the system-halted message and the boot monitor prompt.

5. Turn the key switch on the front panel of the server to the Standby position (fully counterclockwise) (Figure 11-3).

   Figure 11-3 Key switch (Enterprise 4500)

   
   

6. Turn the AC power switch on the system rear off (Figure 11-4).

   Figure 11-4 AC Power Switch (Enterprise 4500)