Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual page 224

system control keyswitch cable, isolating faults
in, 34
system control keyswitch, changing positions in
troubleshooting, 159
system controller
See also ALOM
introduced, 8
SCSI backplane and, 33
skipping diagnostic tests and, 15
system controller commands
See also ALOM
bootmode diag, 91
break, 172, 177
console, 92, 172, 176, 177
consolehistory boot -v, 92, 134, 146, 158
consolehistory run -v, 132, 144, 155
escape sequence (#.), 80, 170, 176
poweroff, 91
poweron, 91
reset -x, 173
showenvironment, 35, 80, 128
showfru, 84
showlogs, 85
showplatform, 35, 91
showusers, 35, 90
system "hangs", 15
system LEDs, isolating faults with, 62
system memory
determining amount of, 24
identifying modules, 43
T
target number (probe-scsi), 21
terminal server, 181
terminal, baud rate verification, 191
terms, in diagnostic output (table), 51
test command (OpenBoot Diagnostics tests), 19
test-all command (OpenBoot Diagnostics
tests), 19
test-args variable, keywords for (table), 17
third-party monitoring tools, 38
thresholds, warning reported by ALOM, 81, 83
tip connection, 167, 184
Tivoli Enterprise Console, See third-party
monitoring tools
206 Sun Fire V440 Server Diagnostics and Troubleshooting Guide • July 2003
tree, device
collecting data from, 37
defined, 15
troubleshooting
booting problem, 154
error information, 120
error logging, 111
Fatal Reset errors, 142
hanging system, 160
RED State Exceptions, 142
systematic approach, 120
unexpected reboot, 131
using configuration variables for, 109
with the operating system responding, 126
troubleshooting tasks, 119
U
uadmin command (Solaris), 172
unit number (probe-scsi), 21
Universal Serial Bus (USB) devices, running
OpenBoot Diagnostics self-tests on, 19
V
verifying baud rate, 191
W
warning thresholds reported by ALOM, 81, 83
X
XIR, See externally initiated reset