IEI Technology WAFER-EHL-J6412 User manual

3.5" SBC Supports Intel® Celeron® J6412 on-board SoC with HDMI,
DP, iDPM, Dual 2.5GbE LAN, M.2, PCIe x4 Slot, SATA 6Gb/s,
COM, USB 3.2 Gen 2, iAUDIO, 0°C~60°C and RoHS
WAFER-EHL-J6412
Quick Installation Guide
Version 1.0
June 17, 2022
Package List
WAFER-EHL-J6412 package includes the following items:
 1 x WAFER-EHL-J6412 single board computer
 1 x Power cable
 1 x SATA with power cable
 1 x QIG
©2022 Copyright by IEI Integration Corp.
All rights reserved.

2
Specifications
 CPU:
Intel® Celeron® J6412 on-board SoC
(up to 2.6GHz, quad-core, 1.5M cache, TDP=10W)
 Memory:
On-board 8GB 3200 MHz LPDDR4x
 BIOS:
AMI UEFI BIOS
 Graphics Engine:
Intel® Gen11 UHD Graphics
 Display Output:
Triple independent display
1 x HDMI 1.4 (up to 3840 x 2160@30Hz)
1 x DP 1.4 (up to 3840 x 2160 @60Hz)
1 x IEI iDPM 3040 slot (only for IEI eDP/LVDS/VGA module)
 Ethernet:
2 x PCIe 2.5GbE with Intel® I225V
 External I/O Interface:
2 x USB 3.2 Gen 2 (10Gb/s)
 Internal I/O Interface:
1 x SATA 6Gb/s with 5V SATA power connector
4 x USB 2.0 (2x4 pin, p=2.0)
2 x RS-232/422/485 (1x9 pin, p=1.25)
 I
2C:
1 x I
2C (1x4 pin, p=1.25)
 SMBus:
1 x SMBus (1x4 pin, p=1.25)
 Audio:
1 x iAUDIO (2x5 pin), supporting IEI AC-KIT-888S kit

3
 Front Panel:
1 x Power LED & HDD LED (1x6 pin, p=2.0)
1 x Power button (1x2 pin, p=2.0)
1 x Reset button (1x2 pin, p=2.0)
 Expansions:
1 x M.2 2230 A key for Wi-Fi & Bluetooth
(PCIe Gen3 x1 / USB 2.0 signal)
1 x M.2 3042/2242 B key with SIM slot
(PCIe Gen3 x2 / USB 2.0 signal)
1 x PCIe Gen3 x4 (x2 signal: x2 or x1+x1)
 Digital I/O:
1 x 12-bit digital I/O (2x7 pin, p=2.0)
 TPM:
Intel® PTT (TPM 2.0)
 Fan Connector:
1 x System fan connector (1x4 pin, p=2.54)
 Power Supply:
+12V DC input power (AT/ATX mode)
 Power Consumption:
[email protected] (Intel® Celeron® J6412 2.0GHz with on-board
8GB 3200MHz LPDDR4 memory and EUP enabled)
 Watchdog Timer:
Software programmable support 1–255 sec. system reset
 Operation Temperature: 0°C – 60°C
 Storage Temperature: -30°C – 70°C
 Operation Humidity: 5% – 95%, non-condensing
 Dimensions: 146 mm x 102 mm
 Weight: GW:850 g / NW:350 g
 Certification: CE/FCC compliant

4
Ordering Information
 WAFER-EHL-J6412-R10:
3.5" SBC with Intel® Celeron® J6412 on-board SoC, triple display
with DP, HDMI and iDPM slot, dual 2.5 GbE, USB 3.2 Gen 2, M.2,
SATA 6Gb/s, COM, iAUDIO, 0°C ~60°C and RoHS
 CB-USB02A-RS:
Dual-port USB cable with bracket, 300mm, p=2.0
 AC-KIT-888S-R10:
Realtek ALC888S 7.1 Channel HD Audio peripheral board, RoHS
 32102-000100-200-RS:
SATA power cable, MOLEX 5264-4P to SATA 15P
 32005-003500-200-RS:
RS-232/422/485 cable, 300mm, p=1.25
 iDPM-eDP-R10:
eDP to eDP converter board (for IEI iDPM slot)
 iDPM-LVDS-R10:
eDP to LVDS converter board (for IEI iDPM slot)
 iDPM-VGA-R10:
eDP to VGA converter board (for IEI iDPM slot)
 NWR-L2S-R10:
PCIe x2 to two PCIe x1 riser card
 NWR-R2S-R10:
PCIe x2 to two PCIe x1 riser card
 CM-WAFER-WF-R10:
Cooler module (w/ fan) for 3.5" WAFER series, RoHS
 CM-WAFER-WOF-R10:
Cooler module (w/o fan) for 3.5" WAFER series, RoHS

5
Jumpers Setting and Connectors
LABEL FUNCTION
J_CMOS2 Clear CMOS button
J_ATX_AT1 AT/ATX power mode setting jumper
J_DNX1 DNX mode setting jumper
J_FLASH1 Flash descriptor override setting jumper
IAUDIO Audio connector for IEI AC-KIT-888S kit
PWR1 ATX 12V power connector
BAT1 Battery connector
BZ1 Buzzer connector
DIO2 Digital I/O connector
CPU_FAN1 Fan connector
F_PANEL1 Power LED & HDD LED connector
PWR_BTN1 Power button connector
RST_BTN1 Reset button connector
COM1, COM2 RS-232/422/485 serial port connectors
S_ATA1 SATA 6Gb/s connectors
SATA_PWR1 SATA power connector
I2C1 I2C connector
SMB1 SMBus connector
JBIOS1 Flash SPI ROM connector
JEC2 Flash EC ROM connector
DEBUG_SPI1 EC debug connector
JUSB3, JUSB4 Internal USB 2.0 connectors
M2_A_KEY M.2 A-key slot
M2_B_KEY M.2 B-key slot

6
PCIEX4_1 PCIe x4 slot (x2 signal)
SIM1 SIM slot (solder side)
IDPM1 IEI iDPM slot
J_LAN1, J_LAN2 External 2.5GbE RJ-45 connectors
J_USB1 External USB 3.2 Gen 2x1 Type-A connector
J_DP1 External DisplayPort connector
J_HDMI1 External dual HDMI connector
J_CMOS2: Clear CMOS Button
PIN NO. DESCRIPTION
NC (default) Keep CMOS Setup
(Normal Operation)
Press button Clear CMOS Setup
J_ATX_AT1: AT/ATX Power Mode Setting Jumper
PIN NO. DESCRIPTION
Short 1 - 2 ATX Power Mode (default)
Short 2 - 3 AT Power Mode
J_DNX1: DNX Mode Setting Jumper
PIN NO. DESCRIPTION
Open Normal (default)
Short Enable DNX Boot
J_FLASH1: Flash Descriptor Override Setting Jumper
PIN NO. DESCRIPTION
Short 1 - 2 Disable (default)
Short 2 - 3 Enable

7
IAUDIO : Internal Audio Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 HDA_SYNC 2 HDA_CLK
3 HDA_SDOUT 4 HDA_SPKR
5 HDA_SDIN 6 HDA_RST#
7 +5V 8 GND
9 +12V 10 GND
PWR1: ATX 12V Power Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 3 +12V
2 GND 4 +12V
BAT1: RTC Battery Connector
PIN DESCRIPTION PIN DESCRIPTION
1 VBATT 2 GND
BZ1: Buzzer Connector
PIN DESCRIPTION PIN DESCRIPTION
1 +5V 2 PC_BEEP
DIO2: Digital Input/Output Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 VCC
3 DOUT5 4 DOUT4
5 DOUT3 6 DOUT2
7 DOUT1 8 DOUT0
9 DIN5 10 DIN4
11 DIN3 12 DIN2
13 DIN1 14 DIN0

8
CPU_FAN1: Fan Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 3 FANIO
2 +12V 4 PWM
F_PANEL1: Power LED & HDD LED Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 +5V 4 PWR_LED-
2 GND 5 HDD_LED+
3 PWR_LED+ 6 HDD_LED-
PWR_BTN1: Power Button Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 PWR_BTN+ 2 PWR_BTN-
RST_BTN1: Reset Button Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Reset+ 2 Reset-
COM1, COM2: RS-232/422/485 Serial Port Connectors
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DCD 6 CTS
2 DSR 7 DTR
3 RXD 8 RI
4 RST 9 GND
5 TXD

9
S_ATA1: SATA 6Gb/s Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 5 SATA_RX‐
2 SATA_TX+ 6 SATA RX+
3 SATA_TX‐ 7 GND
4 GND 8 N/C
SATA_PWR1: SATA Power Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 +5V 2 GND
I2C1: I2C Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 3 I2C_CLK
2 I2C_DATA 4 +5V
SMB1: SMBus Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 3 SMB_CLK
2 SMB_DATA 4 +5V
JBIOS1: Flash SPI ROM Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 +3.3V 4 SPI_CLK
2 SPI_CS# 5 SPI_SI
3 SPI_SO 6 GND
JEC2: Flash EC ROM Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 SPI_CS# 2 +3.3V
3 SPI_SO 4 NC
5 EC_DET_FLASH 6 SPI_CLK
7 GND 8 SPI_SI

10
DEBUG_SPI1: EC Debug Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 NC 4 EDICLK
2 EDICS 5 EDIDI
3 EDIDO 6 GND
JUSB3, JUSB4: Internal USB 2.0 Connectors
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 VCC 2 GND
3 USB_DATA- 4 USB_DATA+
5 USB_DATA+ 6 USB_DATA-
7 GND 8 VCC
M2_A_KEY: M.2 A-key Slot
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 +V3.3
A
3 USB+ 4 +V3.3
A
5 USB- 6 NC
7 GND 8 Module Key
9 Module Ke
y
10 Module Key
11 Module Ke
y
12 Module Key
13 Module Ke
y
14 Module Ke
y
15 Module Ke
y
16 NC
17 NC 18 GND
19 NC 20 NC
21 NC 22 NC
23 GND 24 GND
25 NC 26 NC
27 NC 28 NC
29 GND 30 GND
31 NC 32 NC
33 GND 34 NC
35 PCIE_TX6+ 36 GND
37 PCIE_TX6- 38 NC

11
39 GND 40 NC
41 PCIE_RX6+ 42 NC
43 PCIE_RX6- 44 NC
45 GND 46 NC
47 CLK_M2
_
A
+48 NC
49 CLK_M2_
A
-50
BTWIFI_SUS_CLK
51 GND 52 WLAN_PERST#
53 NC 54 +V3.3A_WLAN
55 +V3.3
A
_
WLAN 56 +V3.3A_WLAN
57 GND 58 NC
59 NC 60 NC
61 NC 62 NC
63 GND 64 NC
65 NC 66 NC
67 NC 68 NC
69 GND 70 PEWAKE#
71 NC 72 +V3.3A
73 NC 74 +V3.3A
75 GND
M2_B_KEY: M.2 B-key Slot
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 WWAN_CONFIG3 2 +3.3V_WWAN
3 GND 4 +3.3V_WWAN
5 GND 6 WWAN_FCP_OFF
7 USB_D+ 8 WWAN_DISABLE
9 USB_D- 10 NC
11 GND 12 Module Key
13 Module Key 14 Module Key
15 Module Key 16 Module Key
17 Module Key 18 Module Key
19 Module Key 20 PSE_I2S1_SCLK
21 WWAN_CONFIG0 22 PSE_I2S1_TXD
23 PCIE_WAKE# 24 PSE_I2S1_RXD

12
25 SAR_DPR_WWAN 26 GNSS_DISABLE_N
27 GND 28 NC
29 PCIE_RXN5 30 WWAN_UIM_RST
31 PCIE_RXP5 32 WWAN_UIM_CLK
33 GND 34 WWAN_UIM_DATA
35 PCIE_TXN5 36 UIM_PWR
37 PCIE_TXP5 38 SSD_DEVSLP
39 GND 40 NC
41 PCIE_RXN4 42 NC
43 PCIE_RXP4 44 NC
45 GND 46 NC
47 PCIE_TXN4 48 NC
49 PCIE_TXP4 50 WWAN_PERST#
51 GND 52 N/C
53 CLK_M2_B_N 54 WWAN_WAKE#
55 CLK_M2_B_P 56 NC
57 GND 58 NC
59 NC 60 NC
61 NC 62 NC
63 NC 64 NC
65 NC 66 WWAN_SIM1_DET
67 WWAN_RST 68 WWAN_SUSCLK
69 DET_OS-PCIE/
GND-SATA 70 +3.3V
71 GND 72 +3.3V
73 GND 74 +3.3V
75 WWAN_CONFIG2
SIM1: SIM Card Slot
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
C1 SIM_VCC C5 GND
C2 SIM_RST C6 NC
C3 SIM_CLOCK C7 SIM_DATA

13
J_LAN1, J_LAN2: External 2.5GbE RJ-45 Connectors
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 MDI0P 5 MDI2P
2 MDI0N 6 MDI2N
3 MDI1P 7 MDI3P
4 MDI1N 8 MDI3N
J_DP1: External DP Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 DATA_0P 11 GND
2 GND 12 DATA_3N
3 DATA_0N 13 CONFIG1
4 DATA_1P 14 CONFIG2
5 GND 15
A
UX_P
6 DATA_1N 16 GND
7 DATA_2P 17
A
UX_N
8 GND 18 DP HPD
9 DATA_2N 19 GND
10 DATA_3P 20 DP PWR
J_HDMI1: External HDMI Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 HDMI2_DATA2 2 GND
3 HDMI2_DATA2# 4 HDMI2_DATA1
5 GND 6 HDMI2_DATA1#
7 HDMI2_DATA0 8 GND
9 HDMI2_DATA0# 10 HDMI2_CLK
11 GND 12 HDMI2_CLK#
13 N/C 14 N/C
15 HDMI2_SCL 16 HDM2I_SDA
17 GND 18 +5V
19 HDMI2_HPD

14
J_USB1: External USB 3.2 Gen 2 Connectors
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 VCC 10 VCC
2 USB_DATA0- 11 USB_DATA1-
3 USB_DATA0+ 12 USB_ DATA1+
4 GND 13 GND
5 USB3_RX0- 14 USB3_RX1-
6 USB3_RX0+ 15 USB3_ RX1+
7 GND 16 GND
8 USB3_TX0- 17 USB3_TX1-
9 USB3_TX0+ 18 USB3_TX1+
All the drivers and utility for the
WAFER-EHL-J6412 are available on IEI
Resource Download Center. Type
WAFER-EHL-J6412 and press Enter to
find all the relevant software, utilities, and
documentation. To install software from
the downloaded ISO file, mount the file
as a virtual drive to view its content.
IEI Resource Download Center
https://download.ieiworld.com

15
Board Layout: Jumper and Connector Locations
(Unit: mm)