System Control Peripheral Board Replacement Procedures; Isolating A Failed System Control (Sc) Peripheral Board; Powering Off A System Control (Sc) Peripheral Board; Removing A System Control (Sc) Peripheral Board - Sun Microsystems Sun Fire E25K Service Manual

7.2 System Control Peripheral Board
Replacement Procedures
The system control peripheral board is a hot-swap component board. The following
sections provide instructions for removing and installing the peripheral board and
the DVD-ROM, hard drive, and digital audio tape peripheral components:
7.2.1 Isolating a Failed System Control (SC) Peripheral
Board
1. Check for any error messages during SCPOST.
SCPOST messages are output to an SMS console. To read SC SMS console messages,
you must attach a console cable and terminal to the SC.
2. On the SMS, check for any error messages in /var/adm/messages and
/var/opt/SUNWSMS/adm/platform/messages, specifically those dealing with
the onboard peripherals (disk, tape).
7.2.2 Powering Off a System Control (SC) Peripheral
Board
G
Power off the SC Board.
See Section 6.1.2.2, "Powering Off a System Control (SC) Board" on page
7.2.3

Removing a System Control (SC) Peripheral Board

Caution – Be sure you are properly grounded before you begin the hardware
removal and installation. There are four ground points on the system cabinet, two at
the front top left and top right, and two at the rear top left and top right.
1. Open the Sun Fire E25K/E20K system cabinet access doors.
Chapter 7 System Control (SC) Peripheral Board
6-4.
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