ASRock B450M Steel Legend Quick Installation Guide - Page 31

pin CHA_FAN3/WP

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B450M Steel Legend 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC'97 audio panel, please install it to the front panel audio header by the steps below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. C. Connect Ground (GND) to Ground (GND). D. MIC_RET and OUT_RET are for the HD audio panel only. You don't need to connect them for the AC'97 audio panel. E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and adjust "Recording Volume". Chassis/Water Pump Fan 4 3 2 1 This motherboard Connectors (4-pin CHA_FAN1/WP) (see p.1, No. 26) GND +12V FAN_SPEED FAN_SPEED_CONTROL provides three 4-Pin water cooling chassis fan connectors. If you plan to (4-pin CHA_FAN2/WP) (see p.1, No. 16) FAN_SPEED_CONTROL FAN_SPEED FAN_VOLTAGE GND 4 connect a 3-Pin chassis 3 2 water cooler fan, please 1 connect it to Pin 1-3. FAN_SPEED FAN_VOLTAGE_CONTROL (4-pin CHA_FAN3/WP) GND FAN_SPEED_CONTROL (see p.1, No. 17) CPU Fan Connector (4-pin CPU_FAN1) (see p.1, No. 3) FAN_SPEED This motherboard pro- FAN_VOLTAGE_CONTROL GND FAN_SPEED_CONTROL vides 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. CPU/Water Pump Fan FAN_SPEED This motherboard FAN_VOLTAGE_CONTROL Connector GND FAN_SPEED_CONTROL provides a 4-Pin water (4-pin CPU_FAN2/WP) cooling CPU fan (see p.1, No. 2) connector. If you plan to connect a 3-Pin CPU water cooler fan, please connect it to Pin 1-3. 29 English

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29
English
B450M Steel Legend
Chassis/Water Pump Fan
Connectors
(4-pin CHA_FAN1/WP)
(see p.1, No. 26)
(4-pin CHA_FAN2/WP)
(see p.1, No. 16)
(4-pin CHA_FAN3/WP)
(see p.1, No. 17)
°is motherboard
provides three 4-Pin water
cooling
chassis
fan
connectors. If you plan to
connect a 3-Pin
chassis
water cooler fan, please
connect it to Pin 1-3.
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, No. 3)
°is motherboard pro-
vides 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.
CPU/Water Pump Fan
Connector
(4-pin CPU_FAN2/WP)
(see p.1, No. 2)
°is motherboard
provides a 4-Pin water
cooling CPU fan
connector. If you plan
to connect a 3-Pin CPU
water cooler fan, please
connect it to Pin 1-3.
1.
High Definition Audio supports Jack Sensing, but the panel wire on the chassis must
support HDA to function correctly. Please follow the instructions in our manual and
chassis manual to install your system.
2. If you use an AC’97 audio panel, please install it to the front panel audio header by
the steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for the HD audio panel only. You don’t need to
connect them for the AC’97 audio panel.
E. To activate the front mic, go to the “FrontMic” Tab in the Realtek Control panel
and adjust “Recording Volume”.
GND
FAN_VOLTAGE_CONTROL
FAN_SPEED
FAN_SPEED_CONTROL
GND
FAN_VOLTAGE_CONTROL
FAN_SPEED
FAN_SPEED_CONTROL
GND
FAN_VOLTAGE_CONTROL
FAN_SPEED
FAN_SPEED_CONTROL
FAN_VOLTAGE
GND
FAN_SPEED
FAN_SPEED_CONTROL
1
2
3
4
FAN_SPEED
FAN_SPEED_CONTROL
+12V
GND
4
3
2
1