ASRock B450M-HDV R4.0 User Manual - Page 33

pin CHA_FAN1, ATX Power Connector - manual

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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 Fan Connectors (4-pin CHA_FAN1) (see p.6, No. 19) (3-pin CHA_FAN2) (see p.6, No. 16) FAN_SPEED_CONTROL FAN_SPEED FAN_VOLTAGE GND 4 Please connect fan cables 3 2 to the fan connectors and 1 match the black wire to the ground pin. GND + 12V CHA_ FAN_SPEED CPU Fan Connector (4-pin CPU_FAN1) (see p.6, No. 2) +12V CPU_FAN_SPEED This motherboard pro- GND FAN_SPEED_CONTROL vides a 4-Pin CPU fan 1 2 3 4 (Quiet Fan) connector. If you plan to connect a 3-Pin CPU fan, please connect it to Pin 1-3. ATX Power Connector (24-pin ATXPWR1) (see p.6, No. 4) 12 24 1 13 This 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. English 28

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English
28
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 Fan Connectors
(4-pin CHA_FAN1)
(see p.6, No. 19)
(3-pin CHA_FAN2)
(see p.6, No. 16)
Please connect fan cables
to the fan connectors and
match the black wire to
the ground pin.
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.6, No. 2)
°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.
ATX Power Connector
(24-pin ATXPWR1)
(see p.6, No. 4)
°is motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
FAN_VOLTAGE
GND
FAN_SPEED
FAN_SPEED_CONTROL
1
2
3
4
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1
2
3
4
GND
+ 12V
CHA_FAN_SPEED
12
1
24
13