Sun Microsystems Ultra 25 Service Manual page 195

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I
I/O
activity, 9-7
subsystem, C-2
I/O module
installing, 4-8
replacing, 4-6
2
I
C
bus, C-6
IDE, testing, OpenBoot PROM, 12-4
identifying
DIMMs, 3-4
memory, 3-4
motherboard, 3-20
PCI cards, 3-13
installing
audio USB board, 4-8
battery, 3-11
cables, hard drive backplane, 4-6
DIMMs, 3-8
DVD-dual drive, 4-8
fan tray, 5-3
hard drive, 4-3
motherboard, 3-23
NVRAM, 3-12
PCI cards, 3-18
power supply, 5-6
interfaces
external
serial, C-8
iostat command
example, 9-7
options, 9-7
overview, 9-7
J
jacks
headphone, 1-4
line-in, 1-5
line-out, 1-5
microphone, 1-4
symbols, 1-5
JIO chip, motherboard diagram, C-2
JIO, motherboard block diagram, C-6
K
keyboard
abort, C-9
stop commands, 10-9
testing, 7-4
USB, 1-2
L
LEDs
DVD dual drive, 1-4
DVD-dual drive, 7-4
motherboard, C-2
system, 7-1
TPE, C-5
low-power mode
configuring, A-3
exiting, A-3
M
MAC, 9-11
MCU, C-7
memory
bank numbering, 3-6
controller, C-7
DDR-1, 1-1
DRAM, C-7
ECC, 1-1, 2-9
identifying, 3-4
messages, 3-6
replacing, 3-3
SDRAM, 1-1, C-4
testing, SunVTS, 13-1
messages
DIMMs, 3-6
memory, 3-6
OpenBoot PROM, 12-11
POST
info, 11-16
warning, 11-15
POST error, 11-14
microphone jack, 1-4
monitor
diagnostics, 8-2
monitors
supported, 1-6
motherboard
block diagram, C-5
identifying, 3-20
installing, 3-23
Index-3

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