26
Chapter 2
HARDWARE INSTALLATION
User's Manual |
WL171/WL173
X
Internal I/O Connectors
X
Expansion Slots
Please follow the steps below to install the card into the socket.
Step 2:
Press the end of the card far
from the socket down until
against the stand-off.
Step 3:
Screw tight the card onto the
stand-off with a screw driver
and a stand-off screw until
the gap between the card and
the stand-off closes up. The
card should be lying parallel to
the board when it’s correctly
mounted.
Step 1:
Insert the card into the socket
at an angle while making sure
the notch and key are perfectly
aligned.
M.2 Module
M.2 Socket
Key
Stand-off
Notch
1
2
13
14
DDR4_2 SODIMM
DDR4_1 SODIMM
40
39
1
2
8
1
1
1
1
1
2
5
6
1
1
1
1
9
2
1
9
2
2
11
8
1
1
1
1
6
5
2
1
1
2
9
10
1
2
9
10
1
2
9
10
1
1
1
5
2
Line Out
Mic In
1
40
1
1
11
USB 1/2
(USB 3.0/2.0)
USB 3/4
(USB 3.0/2.0)
LAN2
LAN1
HDMI/DP++
HDMI/DP++
DC In
Note
Intel
BGA 1528
16
17
18
19
22
23
31
32
1
3
9
6
7
8
10
12
13
14
15
22
20
21
24
25
26
28
27
29
30
4
5
2
33
34
35
X
Internal I/O Connectors
LPC
The LPC connector is used for debugging.
LPC Pin Assignment
Pin Assignment
Pin Assignment
1
L_CLK
2
L_LAD1
3
L_RST#
4
L_LAD0
5
L_FRAME#
6
3.3V
7
L_LAD3
8
GND
9
L_LAD2
10
---
11
SERIRQ
12
GND
13
5VSB
14
5V
1
2
13
14
DDR4_2 SODIMM
DDR4_1 SODIMM
40
39
1
2
8
1
1
1
1
1
2
5
6
1
1
1
1
9
2
1
9
2
2
11
8
1
1
1
1
6
5
2
1
1
2
9
10
1
2
9
10
1
2
9
10
1
1
1
5
2
Line Out
Mic In
1
1
LED3
SATA0
SATA1
11
LPC
LVDS Inverter Power
USB 7/8 (USB 2.0)
PCIE1 (PCIe x4)
Front Audio
USB 1/2
(USB 3.0/2.0)
USB 3/4
(USB 3.0/2.0)
LAN2
LAN1
HDMI/DP++
HDMI/DP++
DC In
Note
Buzzer
JP1
JP5
JP3
LVDS
eDP(opt.)
JP4
Battery
Front Panel
DIO
SATA Power
M.2 E Key
Chassis Intrusion
COM1
COM2
SPI Flash BIOS
M.2 M Key
LED2
USB 5/6 (USB 2.0)
SMBUS
DIO Power
LED1
JP2
Intel
BGA 1528
16
17
18
19
22
23
31
32
3
9
6
7
8
10
12
13
14
15
22
20
21
24
25
26
28
27
29
30
4
1
2
3
4
7
8
9
10
11
5
5
6
14
13
12
19
20
15
18
16
17
22
21
23
25
24
26
27
29
28
30
31
32
2
CPU
33
CPU FAN
33
34
34
SYS FAN
1
1
LPC
10
