IMB-1008
®
The terms HDMI
and HDMI High-Definition
Multimedia Interface, and the HDMI logo are
trademarks or registered trademarks of HDMI
Licensing LLC in the United States and other
countries.
Revision History
Date
Description
July 17, 2024
First Release
August 16, 2024
Second Release
1 : Front Panel Audio Header
(HD_AUDIO1)
Pin
Signal Name
Signal Name
Pin
1
MIC2_L
OUT_RET
2
3
MIC2_R
4
5
OUT2_R
PRESENCE#
6
7
J_SENSE
8
9
OUT2_T
GND
10
2 : SPDIF Header (SPDIF1)
Pin
Signal Name
1
+5V
2
3
SPDIF OUT
4
GND
3 : Heater Header (HEATER1)
Pin
Signal Name
Heater_PWR (5V/1A)
1
2
GND
NTC (Negative Temperature
3
Coefficient) thermistors
•
The 10k Ohm NTC thermistors is suggested.
• Deep mode is not supported when the preheat function is enabled.
4 : 3W Audio AMP Output Wafer
(SPEAKER1)
Pin
Signal Name
1
OUTLN
2
OUTLP
3
OUTRP
4
OUTRN
5 : USB 2.0 Header (USB2_7_8)
Pin
Signal Name
Signal Name
Pin
1
USB_PWR
USB_PWR
2
3
USB_D-
USB_D-
4
5
USB_D+
USB_D+
6
7
GND
GND
8
9
DUMMY
10
6 : SATA Power Output Connector
(SATA_PWR1)
Pin
Signal Name
1
+5V
2
GND
3
GND
4
+12V
7 : USB 3.2 Gen1 Connector
(USB3_3_4)
Pin
Signal Name
Signal Name
Pin
1
DUMMY
IntA_P_D+
2
3
IntA_P_D+
IntA_P_D-
4
5
IntA_P_D-
GND
6
7
GND
IntA_P_SSTX+
8
9
IntA_P_SSTX+
IntA_P_SSTX-
10
11
IntA_P_SSTX-
GND
12
13
GND
IntA_P_SSRX+
14
15
IntA_P_SSRX+
IntA_P_SSRX-
16
17
IntA_P_SSRX-
Vbus
18
19
Vbus
20
8 : SATA3 Connector (SATA3_0)
Pin
Signal Name
1
GND
2
SATA-A+
3
SATA-A-
4
GND
5
SATA-B-
6
SATA-B+
7
GND
Jumpers and Headers Setting Guide
1
2 3
4
44
Line-Out
1
HD_AUDIO1
SPEAKER1
43
Mic-In
SPDIF1
1
42
LAN1
41
LAN2
USB3_1_2
USB 3.2 Gen2
40
Top: USB3_2
Bottom: USB3_1
39
M2_E1
USB2_3_4
38
USB 2.0
M2_M1
Top: USB2_4
Bottom: USB2_3
1
37
BAT1
1
SPI_TPM1
HDMI1_2
36
Top: HDMI2
Bottom: HDMI1
35
DC_IN1
1
34
33
9 : USB8_S_M2M2
Pin1: short USB2_7_8 Pin 4
2
10
Pin2: short USB2_7_8 Pin 6
•
Short Pin1&2 to share USB Port 8 signal of USB2_7_8 Header to M2_M2.
1
9
10 : Buzzer Header (BUZZ2)
Pin
Signal Name
1
+5V
2
BUZZ
11 : Chassis Intrusion Headers
1
4
CI1:
Open: Normal (Default)
Short: Active Case Open
Cl2:
1
3
Open: Active Case Open
Short: Normal (Default)
12 : Chassis FAN Connector (+12V)
(CHA_FAN1)
Pin
Signal Name
1
GND
2
+12V
3
CHA_FAN_SPEED
4
FAN_SPEED_CONTROL
4
1
13 : Clear CMOS Jumpers
CLRMOS1:
1-2: Normal (Default)
1
2
2-3: Clear CMOS
CLRMOS2:
9
10
Open: Normal (Default)
Short: Auto Clear CMOS
When AC Power On
14 : DACC Jumper (DACC1)
Open: Normal
1
4
Short: Auto Clear CMOS (Default)
•
Note: Auto clear CMOS when system boot improperly.
15 : ATX/AT Mode Jumper (SIO_AT1)
2
20
Open: ATX Mode (Default)
Short: AT Mode
1
19
16 : SMBUS_TEST1
Pin
Signal Name
1
GPIO
2
SMB_CLK
3
SMB_DATA
4
GND
17 : CPU FAN Connector (+12V)
7
1
(CPU_FAN1)
Pin
Signal Name
1
GND
2
+12V
3
CPU_FAN_SPEED
4
FAN_SPEED_CONTROL
5
6
8
9
7
1
1
1
SATA_PWR1
SATA3_0
1
USB3_3_4
1
DDR5_A1
1
USB2_7_8
USB8_5_M2M2
IMB-1008J
1
HEATER1
1
1
BIOS
ROM
1
M2_M2
1
JGPIO1
1
COM1
COM2
COM3
COM4
1
1
1
1
1
1
1
1
1
1
1
ESPI1
JGPIO_SET1
JGPIO_PWR1
PWR_COM1
PWR_COM2
PWR_COM3
PWR_COM4
32
31
30
29
28
27
18 : Backlight Volume Control (BLT_VOL1)
1
2
1
2
19 : eDP and LVDS Panel Power Select
1
2
20 : Brightness Control Mode (BLT_PWM1)
1
2
• Please set to 1-2 when adjusting brightness
by Brightness Control bar under OS.
1
• Please set to 2-3 when adjusting brightness
by BLT_VOL1.
4
21 : CON_LBKLT_CTL Voltage Level
1
3
22 : Backlight Power Connector (BLT_PWR1)
1
2
1
2
23 : LVDS Panel Connector (LVDS1)
Pin
1
3
5
1
7
2
9
11
13
15 LVDS_A_DATA3# LVDS_A_DATA3
17
19
21 LVDS_B_DATA0# LVDS_B_DATA0
1
23
25
27 LVDS_B_DATA2# LVDS_B_DATA2
29
4
31
33
35
37
39
1
4
10
1
BUZZ1
11
1
1
1
12
13
1
1
1
1
14
15
1
16
1
17
18
1
1
1
19
1
20
1
1
21
22
23
1
24
COM5
1
RESET
HDLED
1
1
COM6
PWRBTN
PLED
PANEL1
26
25
Pin
Signal Name
1
GPIO_VOL_UP
2
GPIO_VOL_DW
3
PWRDN
4
BLT_UP
5
BLT_DW
6
GND
7
GND
(LCD_VCC) (PNL_PWR1)
1-2: LCD_VCC: +3V (Default)
2-3: LCD_VCC: +5V
4-5: LCD_VCC: +12V
1-2: From eDP PWM to CON_LBKLT_CTL
2-3: From LVDS PWM to
CON_LBKLT_CTL (Default)
(BLT_PWM2)
1-2: +3V (Default)
2-3: +5V
Pin
Signal Name
1
GND
2
GND
3
CON_LBKLT_CTL
4
CON_LBKLT_EN
5
LCD_BLT_VCC
6
LCD_BLT_VCC
• eDP pin definition (switch by BIOS):
Signal Name
Signal Name
Pin
Pin
LCD_VCC
LCD_VCC
2
1
2
1
+3.3V
NA
4
3
NA
LVDS_A_DATA0#
6
5
LVDS_A_DATA0
GND
8
7
LVDS_A_DATA1# LVDS_A_DATA1
10
9
GND
LVDS_A_DATA2# 12
11
LVDS_A_DATA2
GND
14
13
16
15
40
39
GND
LVDS_A_CLK#
18
17
LVDS_A_CLK
GND
20
19
22
21
GND
LVDS_B_DATA1# 24
23
LVDS_B_DATA1
GND
26
25
28
27
DPLVDD_EN
LVDS_B_DATA3# 30
29
LVDS_B_DATA3
GND
32
31
LVDS_B_CLK#
LVDS_B_CLK
34
33
GND
CON_LBKLT_EN
36
35
CON_LBKLT_
LCD_BLT_VCC
38
37
CTL
LCD_BLT_VCC
LCD_BLT_VCC
40
39
1
7
1
5
1
3
1
3
1
6
Signal Name
Signal Name
Pin
LCD_VCC
LCD_VCC
2
NA
NA
4
NA
NA
6
NA
GND
8
EDP_TX1#
EDP_TX1
10
GND
EDP_TX0#
12
EDP_TX0
GND
14
NA
NA
16
GND
EDP_AUXN
18
EDP_AUXP
GND
20
NA
NA
22
GND
NA
24
NA
GND
26
NA
NA
28
DPLVDD_EN
NA
30
NA
GND
32
NA
NA
34
GND
CON_LBKLT_EN
36
CON_LBKLT_
LCD_BLT_VCC
38
CTL
LCD_BLT_VCC
LCD_BLT_VCC
40
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