ASRock J4105M Quick Installation Guide - Page 18

Serial Port Headers - 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 Connector (3-pin CHA_FAN1) (see p.1, No. 9) CPU Fan Connector (3-pin CPU_FAN1) (see p.1, No. 2) ATX Power Connector (24-pin ATXPWR1) (see p.1, No. 4) Serial Port Headers (9-pin COM1) (see p.1, No. 15) (9-pin COM2) (see p.1, No. 16) CPU_FAN_SPEED 12 24 1 13 Please connect fan cable to the fan connector and match the black wire to the ground pin. Please connect the CPU fan cable to the connector and match the black wire to the ground pin. 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. This header supports a serial port module. English 16

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English
16
Chassis ²an Connector
(3-pin CHA_²AN1)
(see p.1, No. 9)
Please connect fan cable
to the fan connector and
match the black wire to
the ground pin.
CPU ²an Connector
(3-pin CPU_²AN1)
(see p.1, No. 2)
Please connect the CPU
fan cable to the connector
and match the black wire
to the ground pin.
A³X Power Connector
(24-pin A³XPWR1)
(see p.1, No. 4)
Tis motherboard pro-
vides a 24-pin A³X power
connector. ³o use a 20-pin
A³X power supply, please
plug it along Pin 1 and Pin
13.
Serial Port Headers
(9-pin COM1)
(see p.1, No. 15)
(9-pin COM2)
(see p.1, No. 16)
Tis header supports a
serial port module.
12
1
24
13
1.
High DeFnition 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 OU±2_R and Audio_L (LIN) to OU±2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RE± and OU±_RE± are for the HD audio panel only. You don’t need to
connect them for the AC’97 audio panel.
E. ±o activate the front mic, go to the “³rontMic” ±ab in the Realtek Control panel
and adjust “Recording Volume”.
CPU_FAN_SPEED