Connecting Cables; Atx Main Pwr & Cpu Pwr Connectors (Jpw1 & Jpw2) - Supermicro Supero C7Q270-CB-ML User Manual

2-7 Connecting Cables

This section provides brief descriptions and pinout definitions for onboard
headers and connectors. Be sure to use the correct cable for each header
or connector.
ATX Main PWR & CPU PWR
Connectors (JPW1 & JPW2)
The 24-pin main power connector (JPW1)
is used to provide power to the moth-
erboard. The 8-pin CPU PWR connector
(JPW2) is also required for the processor.
These power connectors meet the SSI
EPS 12V specification. See the table on
the right for pin definitions.
12V 8-pin Power Connec-
tor Pin Definitions
Pins
1 through 4
5 through 8
(Required)
Definition
Ground
+12V
HD AUDIO
JPME2:
1-2:NORMAL
2-3:ME MANUFACTURING MODE
JL1:
CHASSIS
INTRUSION
BIOS LICENSE
PCIE M.2
B1
CONNECTOR 1
JBT1
JBT1:CMOS CLEAR
LED1
JSTBY1
CLEAR CMOS
JSTBY1:
5V STBY POWER
BUTTON
RESET BUTTON POWER
I-SATA4 I-SATA2 I-SATA0
I-SATA5 I-SATA3 I-SATA1
2-21
ATX Power 24-pin Connector
Pin Definitions (JPW1)
Pin# Definition
13 +3.3V
14 -12V
15 COM
16 PS_ON
17 COM
18 COM
19 COM
20 Res (NC)
21 +5V
22 +5V
23 +5V
24 COM
A. 24-Pin ATX Main PWR
B. 8-Pin PWR
LAN
DVI
USB 4/5(3.0)
USB 6/7(3.0)
JI2C1/JI2C2
ON :ENABLE
OFF:DISABLE
2280
2260
2242
CPU
A
SYS_FAN1
Chapter 2: Installation
Pin # Definition
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
KB/MOUSE
HDMI/DP
USB 0/1
JVR1
JPUSB1:USB0/1 WAKE UP
1-2 ENABLE
2-3 DISABLE
B
DIMMA1
DIMMA2
DIMMB1
DIMMB2
JPW1