D
D
X
X
P
P
S
S
/
/
D
D
X
X
P
P
S
S
P
P
l
l
u
u
s
s
/
/
D
D
X
X
P
P
S
S
-
-
U
U
/
/
D
D
X
X
P
P
S
S
P
P
l
l
u
u
s
s
-
-
U
U
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
56
Auto (Default)
Disabled
detects if the installed hard disk drive supports the Block Mode function.
If supported, it allows data transfer in blocks (multiple sectors) at a rate
of 256 bytes per cycle. To disregard the feature, change the setting to
“
Disable
”.
O
O
n
n
b
b
o
o
a
a
r
r
d
d
P
P
e
e
r
r
i
i
p
p
h
h
e
e
r
r
a
a
l
l
s
s
The Onboard Peripherals Configuration allows you to configure the onboard communication ports
and the onboard devices. Selecting this option displays the following screen:
