ASRock FM2A88M-HD R2.0 User Manual - Page 24

FM2A88M-HD+ R2.0 PLED (System Power LED): Connect to the power status indicator on the chassis front panel. The LED is on when the system is operating. The LED keeps blinking when the sys-tem is in S3 sleep state. The LED is off when the system is in S4 sleep state or powered off (S5). HDLED (Hard Drive Activity LED): Connect to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive is reading or writing data. The front panel design may differ by chassis. A front panel module mainly consists of power switch, reset switch, power LED, hard drive activity LED, speaker and etc. When connecting your chassis front panel module to this header, make sure the wire assignments and the pin assign-ments are matched correctly. Chassis Speaker Header (4-pin SPEAKER 1) (see p.6 No. 8) DUMMY SPEAKER 1 +5V DUMMY Please connect the chassis speaker to this header. Chassis and Power Fan Connectors FAN_SPEED_CONTROL (4-pin CHA_FAN1) CHA_FAN_SPEED (see p.6 No. 13) +12V GND Please connect the fan cable to the fan connector and match the black wire to the ground pin. (3-pin PWR_FAN1) (see p.6 No. 2) CPU Fan Connector FAN_SPEED_CONTROL (4-pin CPU_FAN1) CPU_FAN_SPEED +12V (see p.6 No. 3) GND 1 2 3 4 Please connect the CPU fan cable to the connector and match the black wire to the ground pin. Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin CPU fan still can work successfully even without the fan speed control function. If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this motherboard, please connect it to Pin 1-3. Pin 1-3 Connected 3-Pin Fan Installation 19 English