ASRock Z270 Extreme4 User Manual - Page 31
Caution, Never install the RGB, LED cable in the wrong orienta, tion; otherwise, the cable may
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Z270 Extreme4 Thunderbolt AIC Connectors (5-pin TB1) (see p.8, No. 23) (10-pin TB2) (see p.8, No. 22) DUMMY I2C_DATA I2C_CLOCK IRQ GND 1 GND SLP_S4# SLP_S3# PLUG_EVENT FRC_PWR Please connect a Thunderbolt™ add-in card (AIC) to the Thunderbolt AIC connector via the GPIO cable. *Please install the Thunderbolt™ AIC card to PCIE6 (default slot). *Only one Thunderbolt AIC Card is supported on this motherboard. Serial Port Header (9-pin COM1) (see p.8, No. 17) RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. GN D +3VS B LAD0 +3V LAD3 PCIRST # FRAM E PCICLK TPM Header (17-pin TPMS1) (see p.8, No. 18) GND SERIRQ # S_PWRDWN # GN D LAD1 LAD2 SMB_DATA_MAIN SMB_CLK_MAIN GN D This connector supports Trusted Platform Module (TPM) system, 1 which can securely store keys, digital certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity. AURA RGB LED Header (4-pin RGB_LED) (see p.8, No. 24) 1 12V G R B AURA RGB header is used to connect RGB LED extension cable which allows users to choose from various LED lighting effects. Caution: Never install the RGB LED cable in the wrong orientation; otherwise, the cable may be damaged. 25 English