ASRock Industrial NUC-J6412 Service manual

1 : M.2 Key-M Socket (M2_M1)
2 : M.2 Key-E Socket (M2_E1)
3 : Clear CMOS Header (CLRMOS1)
1-2 : Auto Clear (PWR OFF)
2-3 : Clear CMOS
Jumpers and Headers Setting Guide
NUC-J6412
4 : Front Panel Audio Header
5 : USB 2.0 Connector (USB2_6_7)
6 : COM Port Header (RS232/422/485)
7 : Audio Jack (AUDIO1)
8 : USB 3.2 Gen2 Type-C Port (USB3_TC_1)
9 : Top : USB 2.0 Port (USB_4)
Bottom : USB 3.2 Gen2 Port (USB3_3)
10 : SATA3 Port (SATA3_1)
11 : SIO_AT1
Open : ATX Mode
Short : AT Mode
12 : USB 3.2 Gen2 Type-C Port (USB3_TC_2)
13 : System Panel Header (PANEL1)
14 : DC-In Jack (DC_IN1)
15 : Top : USB 2.0 Port (USB_1)
Bottom : USB 3.2 Gen2 Port (USB3_0)
16 : Top : DisplayPort (DP1)
Bottom : HDMI Port (HDMI1)
17 : RJ-45 LAN Port (LAN2)
18 : RJ-45 LAN Port (LAN1)
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countries.
Revision History
Date Description
July 20, 2021 First Release
NC
DUMMY
RESET#
PWRBTN#
PLED-
PLED+
GND
HDLED-
HDLED+
1
DUMMY
GND
1
PIN Signal
Name PIN Signal Name PIN Signal Name PIN Signal Name PIN Signal Name
2AGND 4NC 6LIN1_JD 8LIN2_JD 10 NC
1LIN1_R_
IN 3LIN1_L_ IN 5LIN2_R_ OUT 7AGND 9LIN2_L_ OUT
3 2 1
Top View:
* This motherboard supports RS232/422/485 on COM1 port. Please
refer to below table for the pin denition. In addition, COM1 port
(RS232/422/485) can be adjusted in BIOS setup utility > Advanced
Screen > Super IO Conguration. You may refer to our user manual for
details.
PIN RS232 RS422 RS485
1 DCD, Data Carrier Detect TX- RTX-
2 RXD, Receive Data TX+ RTX+
3 TXD, Transmit Data RX+ N/A
4 DTR, Data Terminal Ready RX- N/A
5 GND GND GND
6 DSR, Data Set Ready N/A N/A
7 RTS, Request To Send N/A N/A
8 CTS, Clear To Send N/A N/A
9 N/A N/A N/A
COM1 Port Pin Denition
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
N/A
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Installation of ROM Socket
* Do not apply force to the actuator cover after ic inserted.
* Do not apply force to actuator cover when it is opening over 120
degree, Otherwise, the actuator cover may be broken.
* The yellow dot (Pin1) on the ROM must be installed at pin1 position of
the socket.
* Make sure the white dot on the ROM is installed outwards of the
socket.
* For further details of how to install ROM, please refer to ASRI website.
Warning: If the installation does not follow as the picture, then it
may cause severe damage to chipset & MB.
19 : Power Button (PWR_BTN1)
20 : Fan Connector (FAN1)
21 : Battery Connector (BAT1)
22 : ESPI Connector (ESPI)
1
FAN_SPEED_CONTROL
FAN_SPEED
+12V
GND
+5V
Bottom View:
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