Chapter 2: Installation
2-27
24-Pin P
IDE1
IDE2
Fan6
Fan5
OH
C
l
Debug Codes LED
V
S C S I B
SCSI A
L S I
S C S I
Controller
Enable
Speaker
S C S I
Enable
G L A N
C T L R
Fan8
BIOS2
BIOS3
B I O S 4 B I O S 5
C
S C S I
L E D
2-7
Onboard Indicators
Common Debug Codes
LEDs
There are two Common Debug
LEDs located next to the IDE 2 Con-
nector. See the table below for
the functions associated with the
Debug Codes LEDs.
DS4
DS3
On
On:
SNC found and start memory sizing
On
Off:
Initial system memory and SIOH
Off
On:
Valid memory and SIOH found
Off
Off:
ICH4
found
SCSI Activity LED (*i2DML-
8G2 Only)
The SCSI Activity LED is located
next to the LSI SCSI Controller.
When the SCSI Activity LED blinks,
it indicates that the SCSI channels
are ative.
24Pin PW1
1
5
2
6
CO
M
1
3
3
7
7
4
4
8
8
LAN1
LAN
2
VGA
S C S I B
U S B 2 / 3
C H
IPMI
S M B
C P U 1
CPU2
F
a
n
2
24-Pin
PW2
24
Pin PW2
IDE1
IDE2
Fan6
Fan5
5
Fan6
Fan1
S M B
P W
A l a r m
R e s e t
DIMM1
DIMM2
DIMM5
DIMM6
DIMM3
DIMM7
DIMM4
DIMM8
MRH-D
MRH-D
MRH-D
MRH-D
PCI-X
SCSI A
L S I
S C S I
Controller
P 6 4 H
ICH4
SIOH
S N C
VRM-top
VRM-top
FP C T L R
R
US
B
0/1
Fan7
GLAN
C T L R
Fan8
S I/O
S
Fa
n
4
Fan4
Fan3
3
3
P W R
Fault
COM2
6
2
5
DIMM5
1
DS3 (top)
DS4 (bottom)
SCSI Activity LED
Debug Codes LED