Intel DG35EC Product Guide - Page 46

IEEE 1394a Header, Serial Port Header, Front Panel Header, Table 6. IEEE 1394a Signal Header Names

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Intel Desktop Board DG35EC Product Guide IEEE 1394a Header See Figure 23, C for the location of the IEEE 1394a header. Table 6 shows the pin assignments for the header. Table 6. IEEE 1394a Signal Header Names Pin Signal Name 1 TPA1+ 3 Ground 5 TPA2+ 7 +12 V 9 Key (no pin) Pin Signal Name 2 TPA1- 4 Ground 6 TPA2- 8 +12 V 10 Ground Serial Port Header See Figure 23, D for the location of the serial port header. Table 7 shows the pin assignments for the header. Table 7. Serial Port Header Signal Names Pin Signal Name 1 DCD 3 TXD# 5 Ground 7 RTS 9 RI Pin Signal Name 2 RXD# 4 DTR 6 DSR 8 CTS 10 No Connection Front Panel Header See Figure 23, E for the location of the multi-colored front panel header. Table 8 shows the pin assignments for the front panel header. Table 8. Front Panel Header Pin Description In/Out Pin Description Hard Drive Activity LED Power LED 1 Hard disk LED pull-up to +5 V Out 2 Front panel green LED 3 Hard disk active LED Out 4 Front panel yellow LED Reset Switch On/Off Switch 5 Ground 6 Power switch 7 Reset switch In 8 Ground Power Not Connected 9 Power Out 10 No pin In/Out Out Out In 46

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Intel Desktop Board DG35EC Product Guide
46
IEEE 1394a Header
See Figure 23, C for the location of the IEEE 1394a header.
Table 6 shows the pin
assignments for the header.
Table 6. IEEE 1394a Signal Header Names
Pin
Signal Name
Pin
Signal Name
1
TPA1+
2
TPA1-
3
Ground
4
Ground
5
TPA2+
6
TPA2-
7
+12 V
8
+12 V
9
Key (no pin)
10
Ground
Serial Port Header
See Figure 23, D for the location of the serial port header.
Table 7 shows the pin
assignments for the header.
Table 7. Serial Port Header Signal Names
Pin
Signal Name
Pin
Signal Name
1
DCD
2
RXD#
3
TXD#
4
DTR
5
Ground
6
DSR
7
RTS
8
CTS
9
RI
10
No Connection
Front Panel Header
See Figure 23, E for the location of the multi-colored front panel header.
Table 8
shows the pin assignments for the front panel header.
Table 8. Front Panel Header
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 green LED
Out
3
Hard disk active LED
Out
4
Front panel yellow 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