Sun Microsystems Netra CT 410, Руководство по обслуживанию

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Chapter 6 Removing and Replacing Hot-Swappable Boards 6-5
6.1.1 Rules and Restrictions for Hot-Swapping Boards
Before removing and replacing any of the main boards in your server, you must first
understand all rules and restrictions involved. The following sections provide the
rules and restrictions for the main boards:
■
Section 6.1.1.1, “General Rules and Restrictions for Hot-Swapping Boards” on
page 6-5
■
Section 6.1.1.2, “Rules and Restrictions for Hot-Swapping the Host Board” on
page 6-6
■
Section 6.1.1.3, “Rules and Restrictions for Hot-Swapping the Alarm Card” on
page 6-9
6.1.1.1 General Rules and Restrictions for Hot-Swapping Boards
Following are the rules and restrictions you must understand before hot-swapping
any board in the Netra CT server:
1. You must have the host board and alarm card installed in the Netra CT server
before you can hot-swap any I/O board or satellite CPU board.
2. If a component is in a failed condition; you must perform a basic hot-swap. To
determine if a board has failed, verify that the LEDs are in following states:
■
Amber Okay to Remove LED on the system status panel is on
■
Green Power LED on the system status panel is on
See Chapter 4 for detailed tables listing the meanings of LED states. If the board
has failed, you must manually unconfigure the board by entering the following
commands before you can hot-swap it:
where ap_id is the attachment-point ID listed in the first column.
If the LED states continue to show a failed condition for the board, then you must
halt the system.
# cfgadm -c unconfigure
ap_id
# cfgadm -c disconnect
ap_id