19
Installing the Motherboard
TPM: Trusted Cryptography Module/TPM Module Header
This header allows user to protect the PC from impermissible visit.
1 CK_P_33M_TPM 2 GND
3 FWH4 4 NC
5 PCIRST_L1 6 SMBDATA
7 PCIRST_L1 8 FWH2
Pin Signal Name
Pin Signal Name
9 VCC3 10 FWH1
11 FWH0 12 GND
13 NC 14 NC
15 3VSBY 16 SIRQ
17 GND 18 GND
17 LPCPD_L 20 SMBCLK
COM1~2: Onboard serial port headers
Connect a serial port extension bracket to this header to add a second serial port to
your system.
1 DCDB Data carry detect
2 NSINB Serial Data In
3 NSOUTB Serial Data Out
4 DTRB Data terminal ready
5 GND Ground
6 DSRB Date set ready
7 RTSB Request to send
8 CTSB Clear to send
9 RI Ring Indicator
10 Key No pin
Pin Signal Name Function
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