ASRock G41C-GS User Manual - Page 24

System Panel Header (9-pin PANEL1) (see p.11 No. 19) Chassis Speaker Header (4-pin SPEAKER 1) (see p.11 No. 14) PLED+ PLEDPWRBTN# GND 1 DUMMY RESET# GND HDLEDHDLED+ 1 SPEAKER DUMMY DUMMY +5V This header accommodates several system front panel functions. Please connect the chassis speaker to this header. Chassis and Power Fan Connectors (3-pin CHA_FAN1) (see p.11 No. 10) GND +12V CHA_FAN_SPEED (3-pin PWR_FAN1) (see p.11 No. 9) GND +12V PWR_FAN_SPEED Please connect the fan cables to the fan connectors and match the black wire to the ground pin. CPU Fan Connector (4-pin CPU_FAN1) (see p.11 No. 3) +12V CPU_FAN_SPEED GND FAN_SPEED_CONTROL 1 2 3 4 Please connect a 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 24 (24-pin ATXPWR1) (see p.11 No. 4) 12 Please connect an ATX power 13 supply to this connector. 1 Though this motherboard provides 24-pin ATX power connector, it can still work if you adopt a traditional 20-pin ATX power supply. To use the 20-pin ATX power supply, please plug your power supply along with Pin 1 and Pin 13. 24 13 ATX 12V Connector (4-pin ATX12V2) (see p.11 No. 2) 24 20-Pin ATX Power Supply Installation 12 1 Please note that it is necessary to connect a power supply with ATX 12V plug to this connector so that it can provides sufficient power. Failing to do so will cause the failure to power up.