ASROCK DN2800MT User's Guide Page 31

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Installing and Replacing Desktop Board Components
31
Parallel Port Header
Figure 11, D shows the location of the parallel port header. Table 7 shows the pin
assignments and signal names for the parallel port header.
Table 7. Parallel Port Header
Pin
Signal Name
Pin
Signal Name
1
STROBE#
2
AUTOFD#
3
PD0
4
PERROR
5
PD1
6
INT#
7
PD2
8
SLCTIN#
9
PD3
10
Ground
11
PD4
12
Ground
13
PD5
14
Ground
15
PD6
16
Ground
17
PD7
18
Ground
19
ACK#
20
Ground
21
BUSY
22
Ground
23
FAULT#
24
Ground
25
SELECT
26
Key (no pin)
Front Panel Header
Figure 11, E shows the location of the front panel header. Table 8 shows the pin
assignments and signal names for the front panel header.
Table 8. Front Panel Header Signal Names
Pin
Description
In/Out
Pin
Description
In/Out
Hard Drive Activity LED
Power LED
1
Hard disk LED pull-up to +5 V
Out
2
Front panel LED+
Out
3
Hard disk active LED
Out
4
Front panel LED-
Out
Reset Switch
On/Off Switch
5
Ground
6
Power switch
In
7
Reset switch
In
8
Ground
Power
Not Connected
9
Power (+5 V DC)
Out
10
No pin
NOTE
When connecting individual wires from your chassis front panel to the front panel
header, be sure to observe the connection polarity. Positive wires are usually
solid color and negative wires are usually white or striped.
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