ASRock AB350M-HDV R3.0 Quick Installation Guide - Page 22

Chassis Fan Connector (4-pin CHA_FAN1) (see p.1, 2, No. 19) (3-pin CHA_FAN2) (see p.1, 2, No. 16) CPU Fan Connector (4-pin CPU_FAN1) (see p.1, 2, No. 2) FAN_SPEED_CONTROL 4 Please connect fan cables FAN_SPEED FAN_VOLTAGE 3 2 to the fan connectors and GND 1 match the black wire to the ground pin. GND FAN_VOLTAGE CHA_FAN_SPEED FAN_SPEED_CONTROL CPU_FAN_SPEED FAN_VOLTAGE GND 1 2 34 This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. If you plan to connect a 3-Pin CPU fan, please connect it to Pin 1-3. ATX Power Connector (24-pin ATXPWR1) (see p.1, 2, No. 4) 12 24 1 13 This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13. ATX 12V Power Connector (4-pin ATX12V1) (see p.1, 2, No. 1) Serial Port Header (9-pin COM1) (see p.1, 2, No. 14) TPM Header (17-pin TPMS1) (see p.1, 2, No. 15) 20 GND SERIRQ # S_PWRDWN # GN D LAD1 LAD2 SMB_DATA_MAIN SMB_CLK_MAIN GN D +3VS B LAD0 +3V LAD3 PCIRST # FRAM E PCICLK Please connect an ATX 12V power supply to this connector. RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. This connector supports Trusted Platform Module (TPM) system, which can 1 securely store keys, digital certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity. GN D English