2-16
SUPER i2DML-8G2/i2DML-iG2 User's Manual
Reset Button
The Reset Button connection is lo-
cated on pins 3 and 4 of U66. At-
t a c h i t t o t h e h a r d w a r e r e s e t
s w i t c h o n t h e c o m p u t e r c a s e .
Refer to the table on the right for
pin definitions.
Pin
Number
3
4
Definition
Reset
Ground
Reset Pin
Definitions
(U66)
Overheat LED (OH)
Connect an LED to the OH connec-
tion on pins 7 and 8 of U66 to pro-
vide advanced warning of chassis
overheating. Refer to the table on
the right for pin definitions.
Overheat (OH) LED
Pin Definitions
(U66)
Pin
Number
7
8
Definition
Vcc
GND
Power Button
Overheat LED
1
NIC1 LED
Reset Button
2
Power Fail LED
HDD LED
Power LED
Reset
Pwr
Vcc
Vcc
Vcc
Vcc
Ground
Ground
19
20
Vcc
X
Ground
NMI
X
X
NIC2 LED
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
2
4
-P
in
P
W
2
2
4
P
in
P
W
2
ID
E
1
ID
E
2
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
F
a
n
7
G L A N
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
Overheat LED
Reset Button
