System Control (Sc) Board - Sun Microsystems Sun Fire E25K Service Manual

6
C H A P T E R

System Control (SC) Board

The System Control (SC) board for the Sun Fire E25K/E20K systems is a hot-
swappable board at SC0 (front) and SC1 (rear). This chapter contains the
replacement procedures for the SC board.
This chapter contains the following sections:
Section 6.1, "System Control (SC) Board Replacement" on page 6-2
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For your protection, also observe the following safety precautions when setting up
your equipment:
Follow all cautions and instructions marked on the equipment.
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Always use proper ESD equipment and procedures when handling boards and
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components.
Never push objects of any kind through openings in the equipment as they might
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touch dangerous voltage points or short out components that can result in fire or
electric shock.
Refer servicing of equipment to qualified personnel.
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Section 6.1.1, "System Control Board LEDs" on page 6-2
Section 6.1.2, "System Control Board (SC) Replacement Procedures" on
page 6-4
6-1