Gigabyte GA-A75-D3H User Manual - Page 30

COM Serial Port Header, TPM Trusted Platform Module Header

Page 30 highlights

14) COM (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. Pin No. Definition 1 NDCD- 2 NSIN 9 1 3 NSOUT 10 2 4 NDTR- 5 GND 6 NDSR- 7 NRTS- F_USB30 8 NCTSF_AUDIO(H) 9 NRI- 10 No Pin 15) TPM (Trusted Platform Module Header) You may connect a TPM (Trusted Platform Module) to this header. DB_PORT BIOS S 1 19 TPM w/housing 20 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition LCLK GND LFRAME No Pin LRESET NC LAD3 LAD2 VCC3 LAD1 1 Voltage measurement module(X58A-OC) PWM 2 Pin No. 11 12 13 14 15 16 17 18 19 20 Definition LAD0 PCIe power connector (SATA)(X58A-OC) GND NC ID SB3V SERIRQ GND NC NC SUSCLK Hardware Installation - 30 -

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Hardware Installation
- 30 -
14) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the op-
tional COM port cable, please contact the local dealer.
Pin No.
Definition
1
NDCD-
2
NSIN
3
NSOUT
4
NDTR-
5
GND
6
NDSR-
7
NRTS-
8
NCTS-
9
NRI-
10
No Pin
10
9
2
1
15) TPM (Trusted Platform Module Header)
You may connect a TPM (Trusted Platform Module) to this header.
Pin No.
Definition
Pin No.
Definition
1
LCLK
11
LAD0
2
GND
12
GND
3
LFRAME
13
NC
4
No Pin
14
ID
5
LRESET
15
SB3V
6
NC
16
SERIRQ
7
LAD3
17
GND
8
LAD2
18
NC
9
VCC3
19
NC
10
LAD1
20
SUSCLK
20
19
2
1