Chapter 3, Board layout – Lanner LEC-7050 User Manual
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Board Layout
Chapter 3
Embedded and Industrial Computing
Mini PCI Express Connector (for 3G card with USB
signal, MPCIE2):
PIN
Pin Name
PIN
Pin Name
1
WAKE#
27
GNd
2
VCC3
28
1.5V
3
RsV1
29
GNd
4
GNd
30
sMB_CLK
5
RsV2
31
NC
6
1.5V
32
sMB_dATA
7
CLKREQ#
33
NC
8
UIM_PWR
34
GNd
9
GNd
35
GNd
10
UIM_dATA
36
UsB_d-
11
NC
37
RsV5
12
UIM_CLK
38
UsB_d+
13
NC
39
RsV6
14
UIM_RsT
40
GNd
15
GNd
41
RsV7
16
UIM_VPP
42
LEd_WWAN#
17
RsV3
43
RsV8
18
GNd
44
NC(LEd_WLAN#)
19
RsV4
45
RsV9
20
W_dIsABLE#
46
NC(LEd_WPAN#)
21
GNd
47
RsV10
22
PERsT
48
1.5V
23
NC
49
RsV11
24
VCC3
50
GNd
25
NC
51
RsV12
26
GNd
52
VCC3
Mini PCI Express Connector (for Wi-Fi connection,
MPCIE1):
PIN
Pin Name
PIN
Pin Name
1
WAKE#
27
GNd
2
VCC3
28
1.5V
3
RsV1
29
GNd
4
GNd
30
sMB_CLK
5
RsV2
31
PETn
6
1.5V
32
sMB_dATA
7
CLKREQ#
33
PETp
8
NC
34
GNd
9
GNd
35
GNd
10
NC
36
UsB_d-
11
REFCLK-
37
RsV5
12
NC
38
UsB_d+
13
REFCLK+
39
RsV6
14
NC
40
GNd
15
GNd
41
RsV7
16
NC
42
LEd_WWAN#
17
RsV3
43
RsV8
18
GNd
44
NC(LEd_WLAN#)
19
RsV4
45
RsV9
20
W_dIsABLE#
46
NC(LEd_WPAN#)
21
GNd
47
RsV10
22
PERsT
48
1.5V
23
PERn
49
RsV11
24
VCC3
50
GNd
25
PERp
51
RsV12
26
GNd
52
VCC3
Dual USB Port Connector #0 and #1 (USB1):
Dual USB Port Connector #2 and #3 (USB2)
Dual-Color Power Button (U45): The power button also
provides LED to indicate power state.
PIN
description
PIN
description
PAd1
Ground
PAd2
Ground
1
Ground
3
BUTTON-
2
Ground
4
BUTTON-
L1
PWR_LEd+/
sTB_LEd-
L2
PWR_LEd- /
sTB_LEd+
Power-on Switch through Phoenix Contact (CN4): A
Phoenix connector for distant power switch.
DC_IN CONNECTOR (CN2): A Phoenix connector for
external power supply.
Reset Button (SW5)
Pin NO.
description
1
Reset signal
2
GNd
3
NC
4
GNd
1 2 3 4
5 6 7 8
Pin No.
Pin Name
1
UsB power
2
UsB2_dAT-
3
UsB2_dAT+
4
signal Ground
5
UsB Power
6
UsB3_dAT-
7
UsB3_dAT+
8
signal Ground
Pin No.
Pin Name
1
BUTTON-
2
Ground
2 1
1
3
2
4
Pin No.
Pin Name
1
dC_GNd
2
dC_IN
2 1