Xerox 4540 Service Manual - Page 130

iii. If the part number or serial number does not match, contact your Sun representative. e. To verify a FRU update procedure use the following CLI or ipmitool to verify the updates. show /sys or ipmitool ipmitool -Hlocalhost -Uroot -Pchangeme fru list 3.7 3.7.1 Powering Off and Removing the Covers Use the procedures in this section when you are referred to them from the removal and replacement procedures. This section covers the following topics: ■ Section 3.7.1, "Powering Off the Server" on page 3-10 ■ Section 3.7.2, "Removing the Server From the Rack" on page 3-11 ■ "To Remove the Drives Access Cover" on page 13 ■ Section 3.8, "Finding the I/O Board and SP MAC Addresses" on page 3-15 Powering Off the Server 1. Choose a method for shutting down the server from main power mode to standby power mode. See . Graceful shutdown: Use a nonconducting stylus or pointed device to press and release the recessed Power button on the front panel. This causes Advanced Configuration and Power Interface (ACPI) enabled operating systems to perform an orderly shutdown of the operating system. Servers not running ACPI-enabled operating systems will shut down to standby power mode immediately. Emergency shutdown: Press and hold the Power button for four seconds to force the main power off and enter standby power mode. When the main power is off, the Power/OK LED on the front panel begins flashing, indicating that the server is in standby power mode. Caution - When you use the Power button to enter standby power mode, power continues to be directed to the Service Processor and power supply fans, as indicated by the flashing Power/OK LED. To power off the server completely, you must disconnect the AC power cords from the back panel of the server. 3-10 Sun Fire X4500/X4540 Server Service Manual • May 2010