ASRock 775i65G Quick Installation Guide - Page 16
Chassis Speaker Header
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1. +5VA is used for audio power only, please don't connect it to any other power, such as USB. 2. HD (Azalia) audio front panel and AC'97 audio front panel have different pin-definition. Incorrect connection of the audio front panel and the front panel audio header may cause permanent damage to this motherboard. System Panel Header (9-pin PANEL1) (see p.2 No. 14) This header accommodates several system front panel functions. Chassis Speaker Header (4-pin SPEAKER 1) (see p.2 No. 15) Please connect the chassis speaker to this header. Chassis Fan Connector (3-pin CHA_FAN1) (see p.2 No. 13) Please connect the chassis fan cable to this connector and match the black wire to the ground pin. CPU Fan Connector 1 (4-pin CPU_FAN1) 2 3 (see p.2 No. 6) 4 Please connect the CPU fan cable to this 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 ATX Power Connector (20-pin ATXPWR1) (see p.2 No. 3) Please connect an ATX power supply to this connector. ATX 12V Connector Please note that it is necessary (4-pin ATX12V1) to connect a power supply with (see p.2 No. 2) ATX 12V plug to this connector so that it can provides sufficient power. Failing to do so will cause the failure to power up. 16 ASRock 775i65G Motherboard English