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PCIe ON/OFF Switch
(SWITCH1)
(see p.2 No. 9)
1. Make sure that you power off the system before changing the switch.
2. When you turn off PCIe ON/OFF switch, your PCIE card could be burnt if
it was poorly designed. For more information about your card's
specifications please contact the card's vendor.
3. PCIe ON/OFF switch is for debug only. If you do not want to use your PCIE
card, please remove it from the motherboard.
1: PCIE2
2: PCIE4
3: PCIE5
ASRock Z77 OC Formula Motherboard
PCIe ON/OFF Switch allows
you to enable and disable the
corresponding PCIE x16 slots.
When one of the installed PCIE
x16 cards is out of order, you
can use PCIe ON/OFF Switch
to find out the faulty one just
with a single click without
removing the cards.
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