ASRock IMB-146 Quick Start Manual

Jumpers and headers setting guide

GND

+5V

+12 V

GND

1

DDR3 _A1

DDR3 _B1

BUZZ1

CMOS

Batt er y

USB 2.0
T: USB 0
B: U SB1

RJ- 45

IM B- 1 46

COM1

AUDI O
CODE C

LAN

16M b
BIO S

SATAII_ 2

1

LVDS1

CLRCM OS1

1

CPU_ FAN1

CHA_ FAN1

PCIE1

1

PS2

Key boar d

1

2

3

4

7

9

10

8

11
12

14

13

15

16

LPT1

1

1

LVDS2

DC_J ACK1

USB 2.0
T: USB 2
B: U SB3

VGA1

LPC1

PWR_J P1

1

PANEL1

MIC_I N1

LINE_ OUT1

LINE_ IN1

SPEAK ER_OUT1

USB6

USB4_ 5

LVDS_VO L1

1

1

SATAII_ 1

SET_ CM1

COM2

SET_ CM2

DIO1

LVDS2_B LT_CTL1

BLT_PWR 3

BLT_PWR 2

DVI1

1

1

1

1

1

1

1

1

BLT_VO L1

1

1

1

1

1

SATA_PW R1

1

1

IMB-146

ATX12 V1

5

6

1 : ATX 12V Power Connector

2 : DVI Connector

2

3 : Digital I/O Header
GPIO from Super I/O

4 : COM Port Header

2

5 : 4-Pin CPU FAN Connector (+12V)
6 : SATA Power Output Connector

7 : mini PCIE Connector (Half size only)
8,10 : SATA2 Connectors
9 : Buzzer

PIN Signal Name PIN Signal Name

1

2 NC 1 GND

4

TMDS DATA1+

6

TMDS DATA1-

8

GND 3

TMDS CLK-

TMDS CLK+

5

7 GND

10 GND 9 GND

12 DDC DATA 11

14 DDC CLK 13

TMDS DATA0+

TMDS DATA0-

16 GND 15 GND

TMDS DATA2+

18

20

TMDS DATA2-

17 HOT PLUG

19 +5V

PIN Signal Name PIN Signal Name

10 GND 9 +5V

8 GP3 7 GP7

6 GP2 5 GP6

4 GP1 3 GP5

2 GP0 1 GP4

12

Super I/O: Nuvoton NCT6776D

PIN Signal Name PIN Signal Name

1

2 NC 1 GND

COM PWR/RI

4

3 DTR

6 CTS 5 TXD

8 RTS 7 RXD

10 DSR 9

COM PWR/DCD

11 :

LVDS2 Backlight Control Connector

Backlight Power Connectors
12 :

BLT_PWR2 (for LVDS1)

13 : BLT_PWR3 (for LVDS2)

14 : Clear CMOS Header
1-2: Normal (Default)
2-3: Clear CMOS

15 :

PWR_JP
1-2: AT Mode
2-3: ATX Mode (Default)

16 : System Panel Header

Header

PIN Signal Name

1 GND

2 BL DW

3 BL UP

4 LVDS2 EN

PIN Signal Name

1 +12V

2 +12V

1

3 BL EN

4 BL CTL

5 GND

6 GND

PIN Signal Name PIN Signal Name

2

1 GND 2 RESET#

3 GND 4 PWRBTN#

5 HDLED+ 6 HDLED-

7 PLED+ 8 SUS LED

1

ATX12 V1

DDR3 _A1

DDR3 _B1

BUZZ1

CMOS

Batt er y

USB 2.0
T: USB 0
B: U SB1

RJ- 45

IM B- 1 46

COM1

AUDI O

CODE C

LAN

16M b
BIO S

SATAII_ 2

1

LVDS1

CLRCM OS1

1

CPU_ FAN1

CHA_ FAN1

PCIE1

PS2

Key boar d

19

2022

23

24

252627

28

29

30

31

LPT1

1

1

LVDS2

DC_J ACK1

USB 2.0
T: USB 2
B: U SB3

VGA1

LPC1

HD_LE D1

1

PANEL1

USB4_ 5

LVDS_VO L1

1

1

1

171821

32

33

34

35

36

37

38

SATAII_ 1

SET_ CM2

DIO1

DVI1

1

1

SET_ CM1

COM2

1

MIC_I N1

LINE_ OUT1

LINE_ IN1

SPEAK ER_OUT1

USB6

1

1

1

1

1

1

BLT_VO L1

1

1

LVDS2_B LT_CTL1

BLT_PWR 3

BLT_PWR 2

1

1

1

SATA_PW R1

1

17 : LVDS Power Jumper

1

LVDS Panel Connectors
18 : LVDS2 19 : LVDS1

40

39

PIN Signal Name PIN Signal Name

39 GND 40 GND

37 NC 38 NC

35 NC 36 NC

33 NC 34 NC

31 NC 32 NC

29 NC 30 NC

27 GND 28 GND

25 LVDS2 D3(-) 26 LVDS2 D3(+)

23 LVDS2 CLK(-) 24 LVDS2 CLK(+)

21 LVDS2 D2(-) 22 LVDS2 D2(+)

19 LVDS2 D1(-) 20 LVDS2 D1(+)

17 LVDS2 D0(-) 18 LVDS2 D0(+)

15 B/L ENABLE 16 GND

13 B/L ADJUST 14 LVDS PWR EN

11 NC 12 NC

9 LVDS PWR 10 LVDS PWR

7 VCC 3.3V 8 GND

5 +12V 6 GND

3 +12V 4 +12V

1 +12V 2 +12V

20 : Backlight & Amp Volume Control Header

2

1

40

39

PIN Signal Name PIN Signal Name

39 GND 40 GND

37 LVDS1 D3(-) 38 LVDS1 D3(+)

35 LVDS1 CLK(-) 36 LVDS1 CLK(+)

33 LVDS1 D2(-) 34 LVDS1 D2(+)

31 LVDS1 D1(-) 32 LVDS1 D1(+)

29 LVDS1 D0(-) 30 LVDS1 D0(+)

27 GND 28 GND

25 LVDS1 D3(-) 26 LVDS1 D3(+)

23 LVDS1 CLK(-) 24 LVDS1 CLK(+)

21 LVDS1 D2(-) 22 LVDS1 D2(+)

19 LVDS1 D1(-) 20 LVDS1 D1(+)

17 LVDS1 D0(-) 18 LVDS1 D0(+)

15 B/L ENABLE 16 GND

13 B/L ADJUST 14 LVDS PWR EN

11 DDC CLK 12 DDC DATA

9 LVDS PWR 10 LVDS PWR

7 VCC 3.3V 8 GND

5 +12V 6 GND

3 +12V 4 +12V

1 +12V 2 +12V

1

PIN Signal Name

1 +3V

2 LVDS VDD

3 +5V

4 LVDS VDD

5 +12V

2

1

PIN Signal Name

1 PWRBTN

2 VOL UP

3 VOL DW

4 BL UP

5 BL DW

6 GND

7 PWR LED

21 : LPC Debug Header

PIN Signal Name PIN Signal Name

14 +3V 13 NC

1

12 +3V 11 +3V

10 GND 9 GND

8 LAD3 7 LAD2

6 LAD1 5 LAD0

4 LFRAME# 3 RESET#

2 GND 1 CLK

22 : Printer Port Header

23 :

3-Pin Chassis FAN Connector (+12V)

Internal USB Connectors
24 :

USB Port 4,5

26 : Speaker-Out 27 : Line-In Connector

PWR

GND

-

+

1

Connector

SP K L+
SP K L­SP K R­SP K R+

1

GND

+

-

PWR

AFD #

STB #

ERR OR#

PIN IT#

SPD 1

SPD 0

SLI N#

SPD 2

SPD 3

SPD 4

SPD 6

SPD 5

25 :

GND

28 : Line-Out 29 : Mic-In Connector
Connector

30 :

VGA Port

31 :

RJ-45 LAN Port

32 : USB 2.0 Ports (USB23)

COM PWR Setting Jumpers
33 : SET_CM1
35 : SET_CM2

34: USB 2.0 Ports (USB01)
36 : Serial Port: COM1
37 : PS/2 Keyboard/Mouse Combo
38 : +12V DC-In Jack

1

LO UT L
AG ND
LO UT R
LO UT J D

PIN Signal Name PIN Signal Name

10 RRI# 9 DDCD#

8 P9 7 P1
6 +5VIO 5 +5VIO
4 P9 3 P1

12

2 +12VIO 1 +12VIO

SPD 7

ACK #

BUS Y

PE

SLC T

USB Port 6

PWR -6 +6 GND

1

1

1

4

LI NE L
AG ND
LI NE R
LI NE J D

MI C L
AG ND
MI C R
MI C JD