Sun Microsystems SPARC classic Service Manual page 197

L
light emitting diode (LED), 8-4
M
main logic board (MLB), See MLB
memory, 1-5
address ranges, 4-8
configuration, 1-5
error reporting, 4-7
location "U" number, 4-7
maximum, 1-5
physical address, 4-7
slot arrangement, 4-8
MLB
customer replaceable units (CRUs), 1-4
removing, 8-9, 11-24
replacing, 8-12, 11-29
SPARCclassic and X terminal, 10-4
SPARCstation LX, 10-5 to 10-6
test, 4-5
test points, 11-18
troubleshooting, 11-21
monitor, 1-7
mounting bracket
exploded view, 12-4
N
NVRAM (nonvolatile random access memory), See
NVRAM
null modem cable, 3-5
NVRAM
open boot commands, 1-6
parameters, 2-4
O
On-Board Diagnostics, C-1
on-board test
disk0, 2-8
floppy, 2-8
net, 2-8
net-aui, 2-8
net-tpe, 2-8
screen, 2-8
scsi, 2-8
tape0, 2-9
ttya, 2-9
ttyb, 2-9
opening, system unit, 7-2
operating system, halting, 6-3
options, 1-7
P
part numbers
listing, 12-4
related documentation, 12-7
physical specifications, A-3
pin assignment, B-1
audio ports, B-9
board power supply
connector, 4-4
diskette drive connector, B-12
parallel connector, B-8
power supply (internal), B-14
SBus connector (internal), B-13
SCSI (external), B-6
SCSI (internal), B-11
serial, B-7
type 13W3 video connecor, B-9
POST overview, 2-4
power
turning off, 6-2, 6-4
turning on, 6-4
power on, fails, 4-2
power supply
external devices, 1-7
features, 1-7
voltage, 1-7
wattage, 1-7
powering on the system, 6-4
Power-On Self Test (POST), 2-4, 3-1
probe-scsi, 4-6, C-7
probe-scsi-all, C-7
R
rear panel, cables, 7-1
regulatory compliance information, A-3
related books, xvii
replacing CRUs, tools needed, 5-3
Index-3