ASRock Z370 Killer SLI/ac User Manual - Page 34

Serial Port Header

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Z370 Killer SLI/ac / Z370 Killer SLI CPU Fan Connector (4-pin CPU_FAN1) (see p.7 or 8, No. 4) ATX Power Connector (24-pin ATXPWR1) (see p.7 or 8, No. 5) ATX 12V Power Connector (8-pin ATX12V1) (see p.7 or 8, No. 1) Thunderbolt AIC Connector (5-pin TB2) (see p.7 or 8, No. 21) Serial Port Header (9-pin COM1) (see p.7 or 8, No. 23) FAN_SPEED_CONTROL CPU_FAN_SPEED FAN_VOLTAGE GND 1 2 34 This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. If you plan to connect a 3-Pin CPU fan, please connect it to Pin 1-3. 12 24 1 13 This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13. 8 5 This motherboard pro- vides a 8-pin ATX 12V power connector. To use a 4 1 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. Please connect a Thunderbolt™ add-in card (AIC) to the Thunderbolt AIC connector via the GPIO cable. * Please install the Thunderbolt™ AIC card to PCIE4 (default slot). RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. English 27

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English
27
Z370 Killer SLI/ac / Z370 Killer SLI
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.7 or 8, No. 4)
°is motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.7 or 8, No. 5)
°is motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.7 or 8, No. 1)
°is motherboard pro-
vides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
°underbolt AIC
Connector
(5-pin TB2)
(see p.7 or 8, No. 21)
Please connect a °underbolt™
add-in card (AIC) to the
°underbolt AIC connector via
the GPIO cable.
* Please install the °underbolt™
AIC card to PCIE4 (default
slot).
Serial Port Header
(9-pin COM1)
(see p.7 or 8, No. 23)
°is COM1 header
supports a serial port
module.
12
1
24
13
FAN_VOLTAGE
GND
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1
2
3
4
5
1
8
4
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1