Gigabyte Z390 M User Manual page 19

13) 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.
_ _ 3
14) TPM (Trusted Platform Module Header)
You may connect a TPM (Trusted Platform Module) to this header.
_ _B
15) THB_C (Thunderbolt
This connector is for a GIGABYTE Thunderbolt
S F_
F_USB3 F_USB30 3
_
B
S B_
B
Pin No. Definition
9 1
1
_ S
2
S_
3
_
4
B
10 2
5
_ U
_
B
F_USB3 F
_
S _
Pin No. Definition
11 1
1
2
3
12 2
4
5
6
Add-in Card Connector)
™
1
B S_
B
Pin No. Definition
NDCD- 6 NDSR-
NSIN 7 NRTS-
NSOUT 8 NCTS-
NDTR- 9 NRI-
GND 10 No Pin
Pin No. Definition
7
LAD0 LAD3
8
VCC3 GND
9
LAD1 LFRAME
10
No Pin NC
11
LAD2 SERIRQ
12
LCLK LRESET
add-in card.
™
Supports a Thunderbolt add-in card.
™
_3
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F
_ 0
_ F
_ 0 F
U
S
S