ASRock Z270 Extreme4 User Manual - Page 14

Motherboard Layout

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PS2 Keyboard /Mouse USB 3.0 T: USB1 B: USB2 1.3 Motherboard Layout 1 ATX12V1 CT1 M2_3 2 3 45 CPU_FAN1 CPU_OPT/W_PUMP RoHS ATXPWR1 DDR4_A1 (64 bit, 288-pin module) DDR4_A2 (64 bit, 288-pin module) DDR4_B1 (64 bit, 288-pin module) DDR4_B2 (64 bit, 288-pin module) HDMI1 USB 3.1 T: USB31_TA_1 B: USB31_TC_1 USB 3.0 T: USB3 B: USB4 Top: RJ-45 Top: Central/Bass LINE IN Center: REAR SPK Bottom: Optical SPDIF Top: Center: FRONT Bottom: MIC IN LAN CHA_FAN1 PCIE1 CT4 CT3 CT2 CT1 27 LAN PCIE2 Z270 EXTREME4 CMOS Battery Purity SoundTM 4 PCIE3 PCIE4 M2_1 6 7 USB3_7_8 1 8 CHA_FAN2 9 USB3_5_6 1 SATA3_4_5 10 SATA3_2_3 11 SATA3_0_1 Intel Z270 12 13 SATA3_A1_A2 M2_2 PCIE5 PCIE6 CT5 CT4 Ultra M.2 PCIe Gen3 x4 CT3 CT2 CT1 BIOS_A1 BIOS_A_LED1 BIOS BIOS_B1 BIOS_B_LED1 BIOS HD_AUDIO1 CLRMOS1 1 1 T B1 RGB_LED 1 T B2 USB_5_6 USB_3_4 USB_1_2 1 1 1 1 1 TPMS1 1 1 COM1 CHA_FAN3/W_PUMP SPK_PLED1 PLED PWRBTN 1 1 HDLED RESET PANEL1 26 25 24 23 22 21 20 19 18 17 16 15 14 English 8

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English
8
Intel
Z270
DDR4_A2
(64 bit, 2
88-pin
m
odule
)
DDR4_A1
(64 bit, 2
88-pin
m
odule
)
DDR4_B2
(64 bit, 2
88-pin
m
odule
)
DDR4_B1
(64 bit, 2
88-pin
m
odule
)
ATX12V1
AT
XPWR1
LAN
PCIE2
Top:
RJ-45
USB 3.0
T: USB3
B: USB4
Top:
Central/Bas
s
Center:
REAR
SPK
Top:
LINE
IN
Center:
FRONT
Bottom:
Optical
SPDIF
Bottom:
MI
C
I
N
PCIE4
HDLED
RESET
PLED
PWRBTN
PANEL1
1
1
SPK_PLED1
COM1
1
1
HD_AUDIO1
Z270
EXTREME4
PCIE6
SA
TA3_2_3
SA
TA3_0_1
SA
TA3_A1_A2
PCIE1
RoHS
6
9
8
10
11
12
13
USB_1_2
1
19
USB_3_4
1
20
USB_5_6
1
21
17
26
27
HDMI1
SA
TA3_4_5
1
5
4
25
18
Purity
Sound
4
TM
14
USB 3.
0
T: USB
1
B: USB
2
PS2
Keyboard
/Mouse
CMOS
Battery
PCIE3
M
2_1
M2_3
M
2_2
CT2
CT2
CT3
CT3
CT4
CT4
CT5
T B1
1
23
2
USB3_5_6
1
15
16
CPU_FAN1
7
1
TPMS1
PCIE5
USB 3.1
T: USB31_TA_1
B: USB31_TC_1
CT1
CT1
CT1
CHA_FAN1
Ultra M.2
PCIe Gen3 x4
CHA_FAN2
CPU_OPT/W_PUMP
CHA_FAN3/W_PUMP
3
USB3_7_8
1
RGB_LED
1
24
CLRMOS1
1
LAN
T B2
1
22
BIOS_A1
BIOS_B1
BIOS_B_LED1
BIOS
BIOS
BIOS_A_LED1
1.3 Motherboard Layout