Pin No. Denition
1 Power
2 GND
Onboard Voltage Measurement Module
Users can use a multimeter to measure component voltages, including VRIN, VCORE, DDRVTT, PCHIO,
VRING, VIOD, VIOA, VAXG, VSA, PCHV, and VDIMM. You can employ one of the following two ways to
measure component voltages.
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
F_USB30
F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3 4 5
S3
BSSS
U
1 2 3
4
1 2 3 4
1 2 3
4
1 2 3 4
__ 3
F_USB3F
Pin 1
MethodI(Usingtheincludedvoltagemeasurementcable):
MethodII(Connectingthemultimeterdirectly):
Steps:
Connect the included voltage measurement cable to a voltage
measurement header and your multimeter as shown. Please note
the red wire is the positive and must be connected to the pin 1
(Power).
Steps:
Connecttheredleadofthemultimetertothepin1(Power)of
a voltage measurement point and the black lead to the pin 2
(ground).