ASRock B250M Pro4 User Manual - Page 12

Intel - cmos reset

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1.3 Motherboard Layout CHA_FAN1 ATX12V1 CPU_FAN1 CPU_FAN2 B250M Pro4 PS2 Mouse PS2 Keyboard VGA1 DVI1 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) Front USB 3.0 USB3_5_6 1 ATXPWR1 HDMI1 SATA3_0 SATA3_1 Top: LINE IN Center: FRONT Bottom: MIC IN USB 3.0 T: USB3_TA_1 B: USB3_TC_1 USB 3.0 T: USB3 B: USB4 USB 2.0 T: USB1 B: USB2 Top: RJ-45 CT4 CT3 PCI Express 3.0 CT2 Ct1 PCIE1 PCIE2 Ultra M.2 PCIe Gen3 x4 M2_1 Intel CMOS Battery B250 SATA3_2 CHA_FAN2 SATA3_4 HD_AUDIO1 1 PCI1 B250M Pro4 PCIE3 COM1 1 1 LPT1 CT4 CT3 CT2 RoHS TPMS1 1 USB3_4 USB5_6 1 1 Ct1 CLRMOS1 BIOS SPK_CI1 1 ROM 1 PLED PWRBTN 1 HDLED RESET PANEL1 M2_2 SATA3_3 SATA3_5 English 7

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7
English
B250M Pro4
1.3 Motherboard Layout
Intel
B250
AT
XPWR1
HDLED
RESET
PLED PWRBTN
PANEL1
1
COM1
1
B250M Pro4
RoHS
CPU_FAN1
PCIE1
TPMS1
1
1
USB3_4
SPK_CI1
1
PCIE2
Front
US
B3
.0
CMOS
Battery
DDR4_A2
(64 bit
,2
88-pin
module
)
DDR4_A1
(64 bit
,2
88-pin module
)
DDR4_B2
(64 bit
,2
88-pin
m
odule
)
DDR4_B1
(64 bit
,2
88-pin module
)
ATX12V1
SA
TA
3_2
SA
TA
3_3
USB3_5_
6
SA
TA
3_4
SA
TA
3_5
CLRMOS1
1
1
HD_AUDIO1
M
2_1
CT3
CT4
CT2
Top:
RJ-45
USB 2.0
T: USB1
B: USB2
HDMI1
CHA_FAN1
Top:
LINE IN
Center:
FRONT
Bottom:
MIC IN
USB 3.0
T: USB3_TA_1
B: USB3_TC_1
PCIE3
PCI Express 3.0
SA
TA
3_1
CHA_FAN2
Ultra M.2
PCIe Gen3 x4
PS2
Keyboard
PS2
Mouse
DVI1
VGA1
USB 3.0
T: USB3
B: USB4
CPU_FAN2
Ct1
PCI1
1
LPT1
1
USB5_6
1
BIOS
ROM
M
2_2
CT3
CT4
CT2
Ct1
SA
TA
3_0