Maxtang SKD70 User manual

SKD70 User Manual
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SKD70 Motherboard
User Manual

SKD70 User Manual
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Chapter 1 Product Introduction
1.1 Main Information
Based on Intel PCH B150 or H110, the SKD70 is mini-ITX motherboard, supporting Intel Skylake-S
and Kabylake-S processors.
1.2 Specification
Platform: PCH B150 (or H110) + Skylake-S/KabyLake-S CPU.
Memory: 2 x SO-DIMM DDR4slots up to memory of 32GB, supports dual channel.
Graphics: Integrated graphics processor, supports 1 x HDMI1.4, 1 x DP1.2, 1 x DP1.3 (optional).
Storage: 2 x SATA3.0 connector, 1 x M.2 Key B, supporting 2242 SSD.
USB：4 x USB3.0 (at the rear panel), 2 x USB2.0 (at the rear panel), 1 x USB2.0 (vertical standard
connector), 2 x USB2.0 (by 2.0mm headers).
LAN: 3 x Gigabit LAN(intel i211).
Audio: HD Audio Codec Chip, 1 x Line-out and 1 x Mic-in at the rear panel, 1 x Line-in at the rear
panel(optional), 1 x Line-out, Mic-in by header at front panel, 1 x Amplifier by internal header
to connect passive speaker.
I/O：4 x RS232 (Optional feature: COM1/2 with power supply of 5V or 12V), 1 x RS485.
Expansion slots: 1 x M.2 Key E (Type 2230, supports WIFI card),
1 x PCIE 1X slot,
1 x PCIE 16X slot.
Other interfaces: 8 x GPIO by internal header, 1 x LPT by internal header,
1 x PS/2 (KB/MS) by internal header.
Dimension: 170mm x 170mm.
Power supply: ATX_24PIN + ATX_12V auxiliary power supply (2×2).
Operating temperature: -40℃- 60℃.

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1.3 Motherboard Overview
HDMI + DP
PCIE_1X
USB2.0
MEMORY
LAN1/USB3.0
LPT
M.2_E
CPU
RS232
USB2.0
LAN3/USB2.0
GPIO
RS485
M.2_S
POWER BTN
PS/2
SATA1/2
PCIE_16X
AUDIO
LAN2/USB3.0
eDP

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Chapter 2 Hardware
2.1 Jumper Setup
Set jumpers according to your needs before installing hardware.
Tips about how to identify the first header of jumpers and interfaces: 1. Observe the mark beside
plugs, the first header is usually marked by “1” or bold line or triangular symbol; 2. The first header
is the square pad of pads on the back.
2.2 System Memory Slots
2 x SO-DIMM DDR4 slots up to memory of 32GB, dual channel.
2.3 Display Interfaces
1 x HDMI1.4,
1 x DP1.2,
1 x eDP1.3(optional, 2 LANE).
eDP:
Pin
Signal
Pin
Signal
1
BL_VCC
16
AUX_N
2
BL_VCC
17
AUX_P
3
BL_VCC
18
GND
4
BL_VCC
19
LANE0P
5
BL_PWM
20
LANE0N
6
BL_EN
21
GND
7
GND
22
LANE1P
8
GND
23
LANE1N
9
GND
24
GND
10
GND
25
NC
11
HPD
26
NC
12
GND
27
GND
13
LCD_VCC
28
NC
14
LCD_VCC
29
NC
15
GND
30
GND

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2.4 Storage
2 x SATA3.0, 1 x M.2 Key B for 2242 SSD.
2.5 USB
4 x USB3.0, 2 x USB2.0, 1 x vertical USB2.0.
The USB2.0 at rear panel are powered by 5V Standby voltage, and they can wake up computer by
using the connected USB devices when computer is at turn off mode (power still connected) or sleep
mode. They provide 5V/500mA power for external devices.
2.6 LAN
Intel Gigabit LAN control chip i211, 3 x RJ45, supports Magic packet wake-up and LAN1 supports
PXE.
LED Indicator Light：
LILED (green)
Status
ACTLED (orange)
Status
On
Connected
Flicking
Data
2.7 Audio
ALC662 audio control chip, Speaker-out (green), MIC-in (pink), Line-in (blue, optional), JAUD for
amplifier and JSPIF for SPDIF.
FP_AUDIO:
Signal
Pin
Signal
MIC2-L
1
2
AGND
MIC2-R
3
4
AVCC
FRO-R
5
6
MIC2-JD
F-IO-SEN(AGNG)
7
8
NC
FRO-L
9
10
LIN2-JD
JAUD:
Pin
Signal
1
L+
2
L-
3
R-
4
R+

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2.8 COM (Silk-print: JCOM1_4, RS485)
4 x RS232, optional feature: COM1 and COM2 with power supply of 5V or 12V, 1 x RS485.
JCOM1_4:
Signal
Pin
Signal
DCD#
1
2
RXD
TXD
3
4
DTR#
GND
5
6
DSR#
RTS#
7
8
CTS#
RI#
9
10
NC (can change to 5V or
DCD#
11
12
RXD
TXD
13
14
DTR#
GND
15
16
DSR#
RTS#
17
18
CTS#
RI#
19
20
NC (can change to 5V or
DCD#
21
22
RXD
TXD
23
24
DTR#
GND
25
26
DSR#
RTS#
27
28
CTS#
RI#
29
30
NC
DCD#
31
32
RXD
TXD
33
34
DTR#
GND
35
36
DSR#
RTS#
37
38
CTS#
RI#
39
40
NC
RS485:
Signal
Pin
Signal
DATA-
1
2
NC
DATA+
3
4
NC
NC
5
6
NC
NC
7
8
NC
GND
9
10
(blank)
2.9 LPT(Silk-print: LPT)
1 x 2*13PIN(2.0mm), supports devices such as a printer by pallet.
LPT:
Signal
Pin
Signal
STB
1
2
AFD

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LPT_ PPD0
3
4
ERROR
LPT_ PPD1
5
6
INIT
LPT_ PPD2
7
8
SLIN
LPT_ PPD3
9
10
GND
LPT_ PPD4
11
12
GND
LPT_ PPD5
13
14
GND
LPT_ PPD6
15
16
GND
LPT_ PPD7
17
18
GND
ACK
19
20
GND
BUSY
21
22
GND
PE
23
24
GND
SLCT
25
26
NC
2.10 M.2 expansion slot (Silk-print: M.2_E)
1 x Type 2230 (Key E) M.2 slot, supports WiFi card and other devices.
2.11 PCIE slot (Silk-print: PCIE16X, PCIE1X)
Both slots comply with PCIE Express3.0 specification. PCIE 16X is applied to expand graphic card
while PCIE 1X is applied to expand network card and other devices.
2.12 GPIO (Silk-print: JGPIO)
1 x 2*5Pin JGPIO by header (2.0mm distance), 8 programmable I/O.
Signal
Pin
Signal
GPP_A18
1
2
3.3V
GPP_A19
3
4
GPP_C16
GPP_A20
5
6
GPP_C17
GPP_A21
7
8
GPP_C18
GND
9
10
GPP_C19
2.13 PS/2 (Silk-print: PS2)
Pin
Signal
1
5V
2
KB_DATA
3
KB_CLK
4
MS_ DATA

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5
MS_CLK
6
GND
2.14 Power socket (Silk-print: JPOWER1)
Front panel interface is to connect function buttons and indicator lights on the case.
JPOWER1:
Signal
Pin
Signal
HDD_LED+
1
2
PWR_LED+
HDD_LED-
3
4
PWR_LED-
RSTBTN+
5
6
PWR_ON+
RSTBTN-
7
8
PWR_ON-
NUL
9
10
blank
2.15 Auto Power On (Silk-print: JAT)
JAT:
Setup
JAT
Close
On
2.16 CMOS (Silk-print: JCMOS)
The CMOS is powered by the button battery on the board. Clearing CMOS will permanently clear
previous system setting and restore it to factory setting..
Steps: 1. Turn off the computer and disconnect power,
2. Connect the jumper cap to the 1ST and 2nd pin of JCMOS pin for 10 seco and disconnect,
3. Turn on the computer, and press <Del> to enter BIOS setting, overload the best default value,
4. Save and exit.
JCMOS:
Setup
Status
Short
Clears CMOS memory, restores to default values.
Disconnect
Normal, default setting
Don't clear COMS when the computer is connected to power so as to avoid damage to the board.