ASROCK IMB-184 Service manual

15 : LVDS Panel Connector
16 : Panel Power Selection (PNL_PWR1)
17 : BLT_CTL1
9 : Digital Input / Output Power Selection
1-2: +12V
2-3: +5V
COM1, 2, 3, 4 Headers
10 : COM1
11 : COM2
12 : COM3
13 : COM4
14 : System Panel Header
1 : 2-pin UPS Module Power Input
Connector
2 : PS2 Keyboard/Mouse Header
3 : 4-pin ATX Power Input/Output Connector
4 : USB2.0 Headers (USB4_5, USB8_9)
5 : SATA3 Connectors
(SATA3_1, SATA3_2)
6 : Digital Input / Output Pin Header
7 : SATA Power Output Connector
8 : VCCM Power Selection
Short: +1.36V
Open: Auto
Jumpers and headers setting guide
IMB-184
Mic In
AUDIO
CODEC
BUZZ1
1
BIOS
Chip
1
USB8_9
1
HD_AUDIO1
IMB-184
18
2123
26
32
27
29
19
20
22
24
25
28
33
34
35
36
37
31
30
1
CI1
1 2 345678910 11 12 13 14
15
16
17
LVDS1
1
AMP_CTL1
JGPIO_PWR1
CPU_FAN1
1
PCIE1
1
JGPIO1
DC_JACK1
mini-PCIe
SATA_PWR1
1
1
1
HDMI_SPDIF1
1
CS1
1
TPM1
1
USB4_5
PS2_KB_MS1
1
VGA1
1
CLRCMOS1
1
CHA_FAN1
SPEAKER1
1
USB 3.0
T: USB0
B: USB1
LAN1
DVI1
USB 2.0
T: USB2
B: USB3
Line Out
38
DMIC1
UPS_IN1
39
mini-SATA
HDMI1
ESATA1
INT_DC1
1
BLT_CTL1
1
BKT_PWR1
1
PNL_PWR1
BLT_PWM1
HDLED RESET
PLED PWRBTN
PANEL1
1
1
COM1 COM2 COM3 COM4
1
CI2
1
PWR_JP1
SATA3_2
SATA3_1
VCCM_SEL1
1
40
Industrial
1 1 11
1
PIN Signal Name
1 CON_LBKLT_EN
2 CON_LBKLT_CTL
3 LCD_BLT_VCC
4 LCD_BLT_VCC
5 GND
6 GND
7 GPIO_BLT_UP
8 GPIO_BLT_DW
1
SATA3_1
SATA3_2
PIN Signal Name PIN Signal Name
10 GND 9 JGPIO_PWR
8 SIO_GP23 7 SIO_GP27
6 SIO_GP22 5 SIO_GP26
4 SIO_GP21 3 SIO_GP25
2 SIO_GP20 1 SIO_GP24
1
2
1
PIN Signal
Name PIN Signal Name PIN Signal Name PIN Signal Name
8 GND 6 GND 4 +5V
STANDBY 2+5V
STANDBY
7 MSCLK 5 MSDATA 3 KBDATA 1 KBCLK
PIN Signal
Name PIN Signal Name PIN Signal Name PIN Signal Name PIN Signal Name
10 +12V 8CCTS# 6DDSR# 4DDTR# 2RRXD
9+5V 7RRTS# 5GND 3TTXD 1DDCD#
PIN Signal
Name PIN Signal Name
6NC 5+5V
4+12V 3LCD_VCC
2NC 1+3.3V
GND RESET#
PWRBTN#
PLED-
PLED+
GND
HDLED-
HDLED+
1
GND
DUMMY
GND GND
+B
-B
+A
-A
USB_PWR USB_PW
R
1
PIN RS232 RS422 RS485
1 DCD TX- RTX-
2 RXD RX+ N/A
3 TXD TX+ RTX+
4 DTR RX- N/A
5 GND GND GND
6 DSR N/A N/A
7 RTS N/A N/A
8 CTS N/A N/A
9 +5V +5V +5V
10 +12V +12V +12V
* 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 page 34 of our
user manual for details.
COM1 Port Pin Denition
PIN Signal Name PIN Signal Name
2 LCD_VCC 1 LCD_VCC
4 LDDC_CLK 3 +3.3V
6 LVDS_A_DATA0# 5 LDDC_DATA
8 GND 7 LVDS_A_DATA0
10 LVDS_A_DATA1 9 LVDS_A_DATA1#
12 LVDS_A_DATA2# 11 GND
14 GND 13 LVDS_A_DATA2
16 LVDS_A_DATA3 15 LVDS_A_DATA3#
18 LVDS_A_CLK# 17 GND
20 GND 19 LVDS_A_CLK
22 LVDS_B_DATA0 21 LVDS_B_DATA0#
24 LVDS_B_DATA1# 23 GND
26 GND 25 LVDS_B_DATA1
28 LVDS_B_DATA2 27 LVDS_B_DATA2#
30 LVDS_B_DATA3# 29 DPLVDD_EN
32 GND 31 LVDS_B_DATA3
34 LVDS_B_CLK 33 LVDS_B_CLK#
36 CON_LBKLT_EN 35 GND
38 LCD_BLT_VCC 37 CON_LBKLT_CTL
40 LCD_BLT_VCC 39 LCD_BLT_VCC
1
39
40
2

25 : Clear CMOS Header
1-2: Normal
2-3: Clear CMOS
26 : 3W Audio AMP Output Wafer
27 : Audio Jack
Green - Line Out
28 : Front Panel Audio Header
29 : Audio Jack
Pink - Mic In
30 : TPM Header
31 : USB2.0 Ports (USB23)
32 : RJ45 LAN Port 1
33 : Speaker Control
34 : Top : eSATA Port (ESATA1)
Bottom : HDMI Port (HDMI1)
35 : VGA1
36 : DVI Port (DVI1)
37 : Chassis Intrusion Headers
(CI1, CI2)
38 : 3-Pin Chassis FAN Connector (+12V)
39 : USB3.0 Ports (USB01)
40 : DC Jack1
18 : Backlight Power Selection
(BKT_PWR1)
19 : Backlight Control Level (BLT_PWM1 )
(CON_LBKLT_CTL)
1-2: +3.3V
2-3: +5V
20 : Customer Solution Header (CS1)
21 : ATX/AT Mode Selection
1-2: AT mode
2-3: ATX mode
22 : 4-Pin CPU FAN Connector (+12V)
23 : DMIC Header
24 : HDMI_SPDIF Header
1
Mic In
AUDIO
CODEC
BUZZ1
1
BIOS
Chip
1
USB8_9
1
HD_AUDIO1
IMB-184
18
2123
26
32
27
29
19
20
22
24
25
28
33
34
35
36
37
31
30
1
CI1
1 2 345678910 11 12 13 14
15
16
17
LVDS1
1
AMP_CTL1
JGPIO_PWR1
CPU_FAN1
1
PCIE1
1
JGPIO1
DC_JACK1
mini-PCIe
SATA_PWR1
1
1
1
HDMI_SPDIF1
1
CS1
1
TPM1
1
USB4_5
PS2_KB_MS1
1
VGA1
1
CLRCMOS1
1
CHA_FAN1
SPEAKER1
1
USB 3.0
T: USB0
B: USB1
LAN1
DVI1
USB 2.0
T: USB2
B: USB3
Line Out
38
DMIC1
UPS_IN1
39
mini-SATA
HDMI1
ESATA1
INT_DC1
1
BLT_CTL1
1
BKT_PWR1
1
PNL_PWR1
BLT_PWM1
HDLED RESET
PLED PWRBTN
PANEL1
1
1
COM1 COM2 COM3 COM4
1
CI2
1
PWR_JP1
SATA3_2
SATA3_1
VCCM_SEL1
1
40
Industrial
1 1 11
1
Signal
GND
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
PIN Signal
Name PIN Signal Name PIN Signal Name PIN Signal Name PIN Signal Name PIN Signal Name
1 +5V 2 NC 3 DMIC_
CLK 4 GND 5 DMIC_ DATA 6 +3.3V
SPDIFOUT
GND
1
1
PIN Signal Name PIN Signal Name
10 GND 9+5V STANDBY
8CIRRX 7PWRBT#
6SMB_DATA_RESUME 5+3.3V STANDBY
4SMB_CLK_RESUME 3NC
2GND 1WATCH DOG TIMER
1
PIN Signal Name PIN Signal Name
9DDC_CLK 10 DDC_DATA
7HSYNC 8VSYNC
5BLUE 6GND
3GREEN 4GND
1RED 2GND
1
GND
GND
S_PWRDWN#
LAD2
SMB_CLK_MAIN
PCICLK
PCIRST#
LAD3
+3.3V
LAD0
GND
FRAME
SMB_DATA_MAIN
LAD1
SERIRQ#
GND
+3.3V STANDBY
48MHz +5V
J_SENSE
OUT2_L
MIC_RET
PRESENCE#
GN D
OUT2_R
MIC2_R
MIC2_L
OUT_RET
1
1
PIN Signal
Name PIN Signal Name PIN Signal Name
2 NC 4 +VIN 6 NC
1 +5V 3 LCD_BLT_VCC 5 +12V
PIN Signal Name
1 GPIO_VOL_DW
2 GND
3 GPIO_VOL_UP
PIN Signal Name
4 SPK R-
3 SPK R+
2 SPK L+
1 SPK L- 1