2-26
Supermicro C7B250-CB-MK Motherboard User’s Manual
RST
PWR
ON
XOH/FF
X
NIC
1
PWR
LED
HDD
LED
JF1
USB 2/3USB 8/9(3.0)
2-3:BIOS RECOVERY
1-2:NORMAL
JBR1
WATCH DOG
1-2:RST
2-3:NMI
JWD1:
JBR1
AUDIO FP
COM1
JD1:SPEAKER :1-4
JD1
JSD1
JWD1
JL1
JL1:
CHASSIS
INTRUSION
2-3:ME MANUFACTURING MODE
JPME2:
1-2:NORMAL
I-SATA5
I-SATA4
I-SATA3
I-SATA2
I-SATA1
I-SATA0
PCH SLOT1 PCI-E 3.0 X1
JBT1
PCH SLOT2 PCI-E 3.0 X4
J9702
JSTBY1
J9701
JI2C1
JI2C2
JSPDIF_OUT
5V STBY POWER
JSTBY1:
CPU SLOT3 PCI-E 3.0 X16
OFF:DISABLE
JI2C1/JI2C2
ON :ENABLE
HD AUDIO
PCIE M.2
CONNECTOR 1
SYS_FAN2
USB 6/7(3.0)
LAN
CPU
JPW1
DVI
JPUSB1:USB0/1 WAKE UP
HDMI/DP
DIMMB2
DIMMA2
2-3 DISABLE
1-2 ENABLE
CPU_FAN1
JVR1
JPUSB1
JPW2
KB/MOUSE
LED1
REV: 1.00
C7B250-CB-MK
DESIGNED IN USA
+
MAC CODE
BAR CODE
BIOS LICENSE
C
A
+
USB 4/5
(3.0)
USB 0/1
B1
2280
2260
2242
SYS_FAN1
JCMOS
MH10
MH11
MH12
A. AUDIO FP
B. TPM Header
Front Panel Audio Header (AUDIO
FP)
A 10-pin Audio header is supported on
the motherboard. This header allows you
to connect the motherboard to a front
panel audio control panel, if needed.
Connect an audio cable to the audio
header to use this feature (not supplied).
See the table on the right for pin deni-
tions for the header.
10-in Audio
Pin Denitions
Pin# Signal
1 Microphone_Left
2 Audio_Ground
3 Microphone_Right
4 Audio_Detect
5 Line_2_Right
6 Ground
7 Jack_Detect
8 Key
9 Line_2_Left
10 Ground
TPM Header/Port 80
A Trusted Platform Module/Port 80 head-
er is located at JTPM1 to provide TPM
support and Port 80 connection. Use this
header to enhance system performance
and data security. See the table on the
right for pin denitions.
TPM/Port 80 Header
Pin Denitions
Pin # Denition Pin # Denition
1 LCLK 2 GND
3 LFRAME# 4 <(KEY)>
5 LRESET# 6 +5V (X)
7 LAD 3 8 LAD 2
9 +3.3V 10 LAD1
11 LAD0 12 GND
13 SMB_CLK4 14 SMB_DAT4
15 +3V_DUAL 16 SERIRQ
17 GND 18 CLKRUN# (X)
19 LPCPD# 20 LDRQ# (X)
A
B