2-32
Supermicro C7Z370-CG-L Motherboard User’s Manual
Diagnostic LED
LED4 is made up of two alpha-numer-
ic displays that will display a status
or POST code when the motherboard
is powered on. Please download the
following Supermicro publication for a
complete list of POST codes:
https://www.supermicro.com/manu-
als/other/AMI_BIOS_POST_Codes_
for_Grantley_Motherboards.pdf
COM1
RST
PWR
ON
OH/FF
X
NIC
1
HDD
LED
PWR
LED
JF1
TPM/PORT80
JTPM1:
JTPM1
JL1
TH1
USB 12/13(3.0)
JSTBY1
USB 4/5
USB 2/3
JBR1
LED BOOT
LED VGA
LED DIMM
CPU
LED
AUDIO FP
LED1
1-2:RST
2-3:NMI
JWD1:
JL1:
CHASSIS
INTRUSION
THERMAL SENSOR
TH1:
2-3:BIOS RECOVERY 1-2:NORMAL
J9701
J9702
JI2C1
JI2C2
WATCH DOG
5V STBY POWER
JSTBY1:
JBR1
OC1
OFF:DISABLE
JI2C1/JI2C2
ON :ENABLE
LED4
JWD1
PCH SLOT1 PCI-E 3.0 X4
2-3:DEBUG MODE
J9701/J9702
1-2:NORMAL
RESET
PCIE M.2 CONNECTOR 2
2260
1-2:NORMAL
2-3:ME MANUFACTURING MODE
JPME2:
2280
22110
CLEAR
BUTTON
SPEAKER:Pin1-4
JD1:
CMOS
JSD1:SATA DOM PWR
POWER
PCH SLOT2 PCI-E 3.0 x1
PCH SLOT1 PCI-E 3.0 x4
JPME2
CPU SLOT3 PCI-E 3.0 x8 (IN x16)
JSD1
BUTTON
JD1
JBT1
JBT1:CMOS CLEAR
I-SATA4
I-SATA5
PCH SLOT4 PCI-E 3.0 x1
I-SATA2
I-SATA3
JSPDIF_OUT
PCH SLOT5 PCI-E 3.0 x1
I-SATA1
I-SATA0
CPU SLOT6 PCI-E 3.0 x16
PCIE M.2 CONNECTOR 1
SYS_FAN3
SYS_FAN2
HD AUDIO
2260
2280
22110
CPU
USB 6/7/8/9(3.0)
DVI
JPW1
JPUSB1:USB0/1 WAKE UP
HDMI/DP
2-3 DISABLE
1-2 ENABLE
DIMMB2
DIMMA2
DIMMB1
DIMMA1
CPU_FAN2
CPU_FAN1
JVR1
SYS_FAN1
JPW2
JPUSB1
KB/MOUSE USB 0/1
LED10
LED9
LED8
LED7
LED6
DESIGNED IN USA
REV:1.00
C7Z370-CG
-L
BIOS LICENSE
MAC CODE
BAR CODE
+
A
C
A
A
A
A
C
C
C
C
USB 10(3.1)
LAN
USB 11(3.1)
X
LED5
C
A
A
C
COM1
RST
PWR
ON
OH/FF
X
NIC
1
HDD
LED
PWR
LED
JF1
TPM/PORT80
JTPM1:
JTPM1
JL1
TH1
USB 12/13(3.0)
JSTBY1
USB 4/5
USB 2/3
JBR1
LED BOOT
LED VGA
LED DIMM
CPU
LED
AUDIO FP
LED1
1-2:RST
2-3:NMI
JWD1:
JL1:
CHASSIS
INTRUSION
THERMAL SENSOR
TH1:
2-3:BIOS RECOVERY 1-2:NORMAL
J9701
J9702
JI2C1
JI2C2
WATCH DOG
5V STBY POWER
JSTBY1:
JBR1
OC1
OFF:DISABLE
JI2C1/JI2C2
ON :ENABLE
LED4
JWD1
PCH SLOT1 PCI-E 3.0 X4
2-3:DEBUG MODE
J9701/J9702
1-2:NORMAL
RESET
PCIE M.2 CONNECTOR 2
2260
1-2:NORMAL
2-3:ME MANUFACTURING MODE
JPME2:
2280
22110
CLEAR
BUTTON
SPEAKER:Pin1-4
JD1:
CMOS JSD1:SATA DOM PWR
POWER
PCH SLOT2 PCI-E 3.0 x1
PCH SLOT1 PCI-E 3.0 x4
JPME2
CPU SLOT3 PCI-E 3.0 x8 (IN x16)
JSD1
BUTTON
JD1
JBT1
JBT1:CMOS CLEAR
I-SATA4
I-SATA5
PCH SLOT4 PCI-E 3.0 x1
I-SATA2
I-SATA3
JSPDIF_OUT
PCH SLOT5 PCI-E 3.0 x1
I-SATA1
I-SATA0
CPU SLOT6 PCI-E 3.0 x16
PCIE M.2 CONNECTOR 1
SYS_FAN3
SYS_FAN2
HD AUDIO
2260
2280
22110
CPU
USB 6/7/8/9(3.0)
DVI
JPW1
JPUSB1:USB0/1 WAKE UP
HDMI/DP
2-3 DISABLE
1-2 ENABLE
DIMMB2
DIMMA2
DIMMB1
DIMMA1
CPU_FAN2
CPU_FAN1
JVR1
SYS_FAN1
JPW2
JPUSB1
KB/MOUSE USB 0/1
LED10
LED9
LED8
LED7
LED6
DESIGNED IN USA
REV:1.00
C7Z370-CG
-L
BIOS LICENSE
MAC CODE
BAR CODE
+
A
C
A
A
A
A
C
C
C
C
USB 10(3.1)
LAN
USB 11(3.1)
X
LED5
C
A
A
C
A. Diagnostic LED
B. M.2 LED (LED5)
C. M.2 LED (LED6)
A
M.2 LED
Two M.2 LEDs are located at LED5 and
LED6 on the motherboard. When LED5
and LED6 are blinking, M.2 functions
normally. Refer to the table on the right for
more information.
B
M.2 LED State
LED Color Definition
Green: Blinking
Device Working
C