Gigabyte GA-P85-D3 User Manual page 17

14) COMB (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the
optional COM port cable, please contact the local dealer.
9 1
10 2
15) LPT (Parallel Port Header)
The LPT header can provide one parallel port via an optional LPT port cable. For purchasing the optional
LPT port cable, please contact the local dealer.
25
26
16) CLR_CMOS (Clear CMOS Jumper)
Use this jumper to clear the BIOS configurations and reset the CMOS values to factory defaults. To clear
the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds.
Open: Normal
Short: Clear CMOS Values
• Always turn off your computer and unplug the power cord from the power outlet before clearing the CMOS
values.
• After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or manually
configure the BIOS settings (refer to Chapter 2, "BIOS Setup," for BIOS configurations).
Pin No. Definition
1 NDCD-
2 NSIN
3 NSOUT
4 NDTR-
5 GND
Pin No. Definition
1
1
STB-
2 AFD-
3 PD0
2
4 ERR-
5
PD1
6
INIT-
7
PD2
8
SLIN-
9 PD3
10 GND
11 PD4
12
GND
13
PD5
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Pin No. Definition
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 No Pin
Pin No. Definition
14
GND
15 PD6
16 GND
17 PD7
18
GND
19
ACK-
20
GND
21
BUSY
22 GND
23 PE
24 No Pin
25
SLCT
26
GND