Asus P5BV/SAS - Manual (Page 50)

2-30 Chapter 2: Hardware information
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P5BV
P5BV TPM Connector
TPM1
3.3V AD
0
PWRDW
#
AD
1
AD
2
SERIRQ# CLKRUN#
NC
GN
D
PCICLK FRAME#
NC
PCIRST
#
AD
3
GN
D
3.3VSB
GN
D
NC NC
10. TPM connector (20- pin TPM)
This connector is used to connect a TPM (Trusted Platform Module) Card.
You need to install ASUS TPM card to use this feature function.