ASRock K10N78D User Manual - Page 21

Chassis and NB Fan Connectors

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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 HD audio panel only. You don't need to connect them for AC'97 audio panel. E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select Chipset Configuration. Set the Front Panel Control option from [Auto] to [Enabled]. System Panel Header (9-pin PANEL1) (see p.10, No. 21) Chassis Speaker Header (4-pin SPEAKER 1) (see p.10, No. 19) PLED+ PLEDPWRBTN# GND 1 DUMMY RESET# GND HDLEDHDLED+ 1 SPEAKER DUMMY DUMMY +5V Chassis and NB Fan Connectors (3-pin CHA_FAN1) (see p.10 No. 34) GND +12V CHA_FAN_SPEED (3-pin NB_FAN1) (see p.10 No. 20) GND +12V NB_FAN_SPEED This header accommodates several system front panel functions. Please connect the chassis speaker to this header. 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.10, No. 35) 4 3 2 1 GND +12V CPU_FAN_SPEED FAN_SPEED_CONTROL 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 (24-pin ATXPWR1) (see p.10, No. 7) 12 24 Please connect an ATX power supply to this connector. 1 13 21

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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 HD audio panel only. You don’t
need to connect them for AC’97 audio panel.
E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select
Chipset Configuration. Set the Front Panel Control option from
[Auto] to [Enabled].
+5V
DUMMY
DUMMY
SPEAKER
1
GND
PWR
B
TN#
PLED-
PLED+
DUMMY
RESET#
GND
HDLED+
HDLED-
1
System Panel Header
This header accommodates
(9-pin PANEL1)
several system front panel
(see p.10,
No. 21)
functions.
Chassis Speaker Header
Please connect the chassis
(4-pin SPEAKER 1)
speaker to this header.
(see p.10,
No. 19)
G
N
D
+1
2
V
C
HA_FAN_
SP
EE
D
CPU Fan Connector
Please connect the CPU fan
(4-pin CPU_FAN1)
cable to this connector and
(see p.10,
No. 35)
match the black wire to the
ground pin.
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
4
3
2
1
Chassis and NB Fan Connectors
Please connect the fan cables
(3-pin CHA_FAN1)
to the fan connectors and
(see p.10
No. 34)
match the black wire to the
ground pin.
(3-pin NB_FAN1)
(see p.10
No. 20)
GND
+12V
NB_FAN_SPEED
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.
3-Pin Fan Installation
Pin 1-3 Connected
ATX Power Connector
Please connect an ATX power
(24-pin ATXPWR1)
supply to this connector.
(see p.10,
No. 7)
12
1
24
13