Gigabyte Z590 AORUS XTREME WB User Manual page 26

OC Button (OC IGNITION)
The OC Ignition button allows overclockers and DIY users to pre-test water cooling setups when building up
their computers without needing to boot the system. It also allows the system fans to keep spinning at a low
temperature and allows for a firmware update even without a CPU installed. Visit GIGABYTE's website for
more usages and features.
Voltage Measurement Points
Use a multimeter to measure the following motherboard voltages. You can employ following way to measure
component voltages.
Hardware Installation
OC IGNITION
F_USB30 F_USB30 F_USB30 F_USB30 F_USB30 F_USB30 F_USB30 F_USB30 F_USB30 F_USB30
S S 3 S 3 S 3
S S _ S _ S _ S _ S _ S _ S _ S _
Steps:
Connect the red lead of the multimeter to the pin 1 (Power) of a voltage
measurement point and the black lead to the pin 2 (ground).
S S _ S _ S _ S _ S _ S _ S _ S _
- 26 -
S S _ S _ S _ S _ S _ S _ S _ S
F_ U F_ U F_ U F_ U F_ U F_ U F_ U F_ U F_ U F_ U
B_ B_ B_ B_ B_ B_ B_ B_ B_ B_
S S S S S S S
Pin No. Definition
1 power
2 GND
B S S B S S B S S S B S S S B S S S B S S S B S S S
S 3 S 3 S 3 S 3 S 3 S 3 3
S _ _
S F S F S F S F S F S F
B_ B_ B_ B_ B_ B_ B_ B_
S S _S S _S S _S
S _ _
_ S _ _
F_ F_ F_ F_ F_ F_
B S S B S S B S S B S S B S S B S S B S S B S S B S S B S S
1 1 1 1 1 1 1 1 1 1
_S _S _S _S _S
S S S S S S S S S S
1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
S S S
U U U U U U U U U
B S S S B S S S B S S S S S
_ _ _ _
S F S F S F S F
_ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _
B_ B_
S _S S _S S _S S _S S _S S _S _S
_ _ _ _ _ _ _ _ _
F_ F_ F_ F_
_S _S _S _S _
U
_ _ 3 _ _ 3 _ _ 3 _ _ 3 _ 3
_ _ _B _ _B _ _B
_ S F_ S
B B B B