ASRock QC5000M-ITX/PH User Manual - Page 21
pin CPU_FAN1
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Chassis Speaker Header (4-pin SPEAKER1) (see p.5, No. 8) Chassis Fan Connector (4-pin CHA_FAN1) (see p.5, No. 3) CPU Fan Connector (3-pin CPU_FAN1) (see p.5, No. 9) ATX Power Connector (24-pin ATXPWR1) (see p.5, No. 4) TPM Header (17-pin TPMS1) (see p.5, No. 12) 1 PCICLK FRAM E PCIRST # LAD3 +3V LAD0 +3VS B GN D GN D SMB_CLK_MAIN SMB_DATA_MAIN LAD2 LAD1 GN D S_PWRDWN # SERIRQ # GND DUMMY SPEAKER 1 +5V DUMMY Please connect the chassis speaker to this header. GND +12V CHA_FAN_SPEED FAN_SPEED_CONTROL Please connect fan cables to the fan connectors and match the black wire to the ground pin. GND FAN_VOLTAGE CPU_FAN_SPEED Please connect fan cables to the fan connectors and match the black wire to the ground pin. 12 24 1 13 his 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. his connector supports Trusted Platform Module (TPM) system, which can securely store keys, digital certiicates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity. English 16