Asus Q170S1, User Manual

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1-4
Chapter 1: Product introduction
When using PCI cards on shared slots, ensure that the drivers support “Share IRQ” or that
the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI
groups, making the system unstable and the card inoperable.
IRQ assignments for this motherboard
A B C D E F G H
HD Audio controller shared – – – – – – –
XHCI shared – – – – – – –
SATA controller shared – – – – – – –
Intel LAN controller shared – – – – – – –
M.2 shared – – – – – – –
IGD shared – – – – – – –
WLAN – – – shared – – – –
Backlight inverter voltage selection header (3-pin BLKT_PWR_SEL)
Pins Setting
1-2 (Default) 12V
2-3 19V
1
2 2
3
12V
(Default)
19V
BLKT_PWR_SEL