1-24 SPARC Enterprise M4000/M5000 Servers Overview Guide • December 2010
FIGURE 1-16 XSCFU Location in the M4000 Server
FIGURE 1-17 XSCFU Location in the M5000 Server
The XSCFU uses the eXtended System Control Facility (XSCF) firmware to provide
the following functions:
■ Controls and monitors the main unit hardware
■ Monitors the Oracle Solaris Operating System (Oracle Solaris OS), power-on
self-test (POST), and the OpenBoot PROM
