Chapter 3, Board layout – Lanner LEC-2055 User Manual
Page 15
15
Board Layout
Chapter 3
Embedded and Industrial Computing
DC_IN CONNECTOR (CON1): A Phoenix connector for
external power supply.
SIM Card Socket (USIM1):
Front Panel Function Pin Header (J1): It provides LED
signal and button function on the front panel.
Pin No.
Pin Name
Function
Pin No.
Pin Name
Function
1
HD_LED+
HDD LED
2
PWR_LED+
Power LED
3
HD_LED-
4
PWR_LED-
5
GND
System Reset
6
GND
Power On/Off
Push Button
7
RESET_BTN
8
POWER_BTN-
Pin No.
Pin Name
C1
+5V
C2
USIM_RESET
C3
USIM_CLOCK
C5
GND
C6
UIM_VPP
C7
UIM_DATA
Mini PCI Express Connector (MPCIE1):
PIN
Pin Name
PIN
Pin Name
1
WAKE#
30
SMB_CLK
2
+3.3V
31
PETn0
3
NC
32
SMMB_DATA
4
GND
33
PETp0
5
NC
34
GND
6
+1.5V
35
GND
7
CLKREQ#
36
USB_D-
8
UIM_PWR
37
RSVERD
9
GND
38
USB_D+
10
UIM_DATA
38
RSVERD
11
REFCLK-
40
GND
12
UIM_CLK
41
RSVERD
13
REFCLK+
42
LED_WWAN#
14
UIM_RESET
43
GND
15
GND
44
LED1_WLAN#
16
UIM_VPP
45
NC
17
NC
46
LEC1_WPAN#
18
GND
47
NC
19
NC
48
+1.5V
20
W_DISABLE#
49
NC
21
GND
50
GND
22
RESET#
51
NC
23
PERn0
52
+3.3V
24
+3.3Vaux (+3.3V)
53
GND
25
PERp0
54
GND
26
GND
55
GND
27
GND
56
GND
28
+1.5V
57
GND
29
GND
58
GND
Mini PCI Express (MPCIE1) Power Setting in Pin 24
(VMPCIE1):
POWER LED & Hard Disk LED (LED2):
Pin No.
Pin Name
1
DC_IN
2
GND
+ -
1
3
5
7
2
4
6
8
VMPCIE1.
Function
1-2
3V Standby
2-3
3.3V
Pin No.
Pin Name
Pin No.
Pin Name
A1
PWR_LED + (TOP)
C1
PWR_LED – (TOP)
A2
HDD_LED+ (BOTTOM)
C2
HDD_ACT# (BOTTOM)
C2
C1
A2
A1