Intel Desktop Board DH61SA Product Guide
44
Front Panel Header
Figure 16, E shows the location of the front panel header. Table 9 shows the pin
assignments and signal names for the front panel header.
Table 9. Front Panel Header Signal Names
Pin Description In/Out
Pin Description In/Out
Hard Disk 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 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.
Serial Port Header
Figure 16, F shows the location of the serial port header. Table 10 shows the pin
assignments and signal names for the serial port header.
Table 10. Serial Port Header Signal Names
Pin Signal Name Pin Signal Name
1 DCD (Data Carrier Detect) 2 RXD# (Receive Data)
3 TXD# (Transmit Data) 4 DTR (Data Terminal Ready)
5 Ground 6 DSR (Data Set Ready)
7 RTS (Request To Send) 8 CTS (Clear To Send)
9 RI (Ring Indicator) 10 Key (no pin)
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