Bug 1047696 affects the installation of SunOS 4.1.1 and 4.1.1 Rev B if 1MB
and 4MB SIMMs are mixed. Install the 4MB SIMMs in Bank 0 when installing
miniunix.
A shunt is installed on pins 1-2 of J0710 on CPU 501-1974. Install the
shunt between Pins 2-3 to bypass the S4_Video ASIC.
SCSI bus errors may occur when multiple SCSI devices are used with CPU
boards below 501-1689-06.
CPU boards below 501-1689-07 fail SunDiag Floppy Drive testing.
CPU boards with the 53C90A SCSI Controller require a patch to operate under
SunOS 4.0.3c.
The 2.4, 2.6, and 2.9 Boot PROM modes do not support SunOS 4.0.3c or
SunOS 4.1. Set the NVRAM parameter version2? to false to
enable the 1.7 Boot PROM mode.