Main Logic Board And Component Replacement; Sbus Cards; Removing Sbus Cards - Sun Microsystems SPARC classic Service Manual

11
C H A P T E R
Main Logic Board and Component
Replacement
This chapter describes procedures for removing and replacing the main logic board
and its components. In addition, the default SPARCstation LX ISDN jumper settings
are also described.
Section 11.1 "SBus Cards"
Section 11.2 "Video SIMM (VSIMM)"
Section 11.3 "DRAM Single In-line Memory Modules (DSIMMs)"
Section 11.4 "Main Logic Board"
Section 11.5 "Nonvolatile RAM (NVRAM)"
Section 11.6 "SPARCstation LX ISDN Jumper Settings"
11.1

SBus Cards

This section describes the procedures for removing and replacing a faulty SBus card.
If you are adding a new SBus card, and not replacing one, refer instead to the
Desktop SPARC Hardware Owner's Guide and the documentation supplied with the
new card.
11.1.1

Removing SBus Cards

To remove an SBus card from the system unit:
11-1