DIP Switch Settings and Pin Definitions

Motherboard Layout

Connector and jumper positions are shown below for reference.

Motherboard Layout

Internal Jumpers & Connectors

Power Button (PWR3)

Jumper

Function

1–2

Power ON/OFF System

NC (Default)

Normal Operation

Power Button Jumper

HW/SW Reset Selection

Jumper

Function

1–2

Software Reset

2–3 (Default)

Hardware Reset

Reset Selection Jumper

Clear CMOS (JCMOS1/2)

Jumper

Function

1–2 (Default)

Normal Operation

2–3

Clear CMOS

Clear CMOS Jumper

Connector Pin Assignments

COM1: Serial Port 1

Port 1 Connector

Pin

Function

Pin

Function

1

NC

2

NC

3

COM1_R_RXD

4

NC

5

COM1_R_TXD

6

NC

7

NC

8

NC

9

COM1_2_GND

COM2: Serial Port 2

Port 2 Connector

Identical layout and functions as COM1.

JSPI1: SPI ROM Connector (for RD Debug)

SPI ROM Connector

Pin

Function

Pin

Function

1

HOLD#

2

NC

3

CS#

4

+1.8V

5

MISO

6

NC

7

NC

8

CLK

9

GND

10

MOSI

LPC1: LPC Connector (for RD Debug)

LPC Connector

Pin

Function

Pin

Function

1

CLK_24M_P80

2

L_AD1

3

PLTRST_P80_N

4

L_AD0

5

L_FRAME_N

6

P3V3S

7

L_AD3

8

GND

9

L_AD2

10

GND

SATA & mSATA Connectors

SATAPWR1: SATA Power Connector
SATA Power Connector

Pin

Function

1

V12_S

2

GND

3

GND

4

V5_S

SATA1: SATA Data Connector
SATA Connector

Pin

Function

Pin

Function

1

GND

5

SATA_RXN1_C

2

SATA_TXP1_C

6

SATA_RXP1_C

3

SATA_TXN1_C

7

GND

4

GND

MSATA1: mSATA Connector MSATA Connector

Pin

Function

Pin

Function

1

NC

2

V3P3_S

3

NC

4

GND

5

NC

6

NC

7

NC

8

NC

9

GND

10

NC

11

NC

12

NC

13

NC

14

NC

15

GND

16

NC

17

NC

18

GND

19

NC

20

NC

21

GND

22

NC

23

SATA_RXP0_C

24

V3P3_S

25

SATA_RXN0_C

26

GND

27

GND

28

NC

29

GND

30

NC

31

SATA_TXN0_C

32

NC

33

SATA_TXP0_C

34

GND

35

GND

36

NC

37

GND

38

NC

39

V3P3_S

40

GND

41

V3P3_S

42

NC

43

GND

44

NC

45

NC

46

NC

47

NC

48

NC

49

NC

50

GND

51

NC

52

V3P3_S

MPCIE1: Mini-PCIe Connector

MPCIE Connector

Pin

Function

Pin

Function

1

WAKE#

2

V3P3_S

3

NC

4

GND

5

NC

6

V1P5_S

7

CLKREQ#

8

UIM_PWR

9

GND

10

UIM_DATA

11

CLK_MPCIE_DN

12

UIM_CLK

13

CLK_MPCIE_DP

14

UIM_RESET

15

GND

16

NC

17

NC

18

GND

19

NC

20

W_DISABLE#

21

GND

22

PERST#

23

MPCIE_RXN

24

V3P3_S

25

MPCIE_RXP

26

GND

27

GND

28

V1P5_S

29

GND

30

NC

31

MPCIE_TXN

32

NC

33

MPCIE_TXP

34

GND

35

GND

36

USB2_DN4

37

GND

38

USB2_DP4

39

V3P3_S

40

GND

41

V3P3_S

42

LED_WWAN#

43

GND

44

LED_WLAN#

45

NC

46

NC

47

NC

48

V1P5_S

49

NC

50

GND

51

NC

52

V3P3_S

SIM1: SIM Card Socket

SIM Card Socket

Pin

Function

C1

UIM_PWR

C2

UIM_RST#

C3

UIM_CLK

C5

GND

C6

NC

C7

UIM_DATA