E3C256D4U-2L2T / E3C252D4U
6
7
English
1.4 Motherboard Layout
E3C256D4U-2L2T / E3C252D4U:
17.0cm (9.6 in)
ATXPWR1
Intel
C256/C252
IPMI_
LAN1
V
G
A
1
C
O
M
1
U
S
B
3
.2
G
e
n
1
T
: U
S
B
3
1
_
1
B
: U
S
B
3
1
_
2
PCIE7
FRNT_VGA1
UID1
LAN1
HDMI1
LAN2
L
A
N
3
U
S
B
3
.2
G
e
n
1
T
: U
S
B
3
1
_
3
B
: U
S
B
3
1
_
4
L
A
N
4
BIOS
ROM
PSU_SMB1
DDR4_B1
DDR4_B2
DDR4_A1
DDR4_A2
ATX12V1
PCIE6
M
2_1
M
2
_
2
BAT1
PCIE4
FAN1
FAN2
FAN3
FAN4
FAN5
FAN6
FAN7
SATA_1
USB3_1_2
1
1
PECI1
SPEAKER1
S
A
T
A
_
2
_
3
S
A
T
A
_
4
_
5
S
A
T
A
_
6
_
7
SATA_0
SATA_PWR1
PANEL1
AUX_PANEL1
USB_1_2
BMC
ROM
SPI_TPM_J1
SATA_SGPIO1
BMC_SMB_1
IPMB_1
Dr. Debug
1
T 1
R
BUZZER1
ASPEED
AST2500
2
3
4
6
7
5
8
9
10
12
13
14
15
16
17
18
20
21
22
23
24
25
26
28
30
31
32
33
35
19
1
29
1
7
.0
c
m
(9
.6
i
n
)
1
36
NUT60_1
NUT80_1
NUT110_1
PWM_CFG1
NUT60_2
NUT80_2
SEC_OR1
1
11
CLRMOS1
34
(f
o
r E
3
C
2
5
6
D
4
U
-2
L
2
T
o
n
ly
)
(f
o
r
E
3
C
2
5
6
D
4
U
-2
L
2
T
o
n
ly
)
(for E3C256D4U-2L2T only)
(for E3C256D4U-2L2T only)
1
FRONT_LED_LAN34
27
E3C256D4U-2L2T/
E3C252D4U
