Gigabyte GA-Z77-HD4 Manual - Page 28
TPM Trusted Platform Module Header, COMA Serial Port Header, COM port cable
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DB_PORT 13) TPM (Trusted Platform Module Header) You may connect a TPM (Trusted Platform Module) to this header. 19 TPM w/housing 20 1 Voltage measurement module(X58A-OC) 2 Pin No. Definition Pin No. Definition 1 LCLK 2 GND 11 LAD0 12 GND PCIe power connector (SATA)(X58A-OC) 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 Voltage measurement points(G1.Sniper 3) BIOS Switcher (SW4) 14) COMA (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- 9 10 1 2 2 NSIN 3 NSOUT 4 NDTR- 5 GND 6 NDSR- 7 NRTS- 8 NCTS- 9 NRI- 10 No Pin Hardware Installation - 28 -
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