ASRock B660M Steel Legend User Manual - Page 13

Intel

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1.3 Motherboard Layout 1 USB2.0 T: USB_1 B: USB_2 PS2 Keyboard /Mouse BIOS _FLBK ATX12V1 2 34 5 CPU_FAN1 CPU_FAN2/WP ADDR_LED2 ADDR_LED3 6 1 1 7 HDMI1 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) DP1 29 Bottom: Optical SPDIF USB 3.2 Gen1 T: USB3_2 B: USB3_1 USB 3.2 Gen1 Top: T: USB3_4 B: USB3_3 RJ-45 LAN CHA_FAN1/WP Top: USB3_5_6 8 9 10 1 F_USB3_TC_1 M2_1 Central/Bass LINE IN Center: REAR SPK Top: Center: FRONT Bottom: MIC IN PCIE1 CMOS Battery RoHS PCIE2 M2_WIFI Intel B660 SATA3_0 SATA3_1 SATA3_2 SATA3_3 M2_2 AUDIO CODEC HD_AUDIO1 1 PCIE3 ADDR_LED1 1 RGB_LED1 1 CLRMOS1 1 CHA_FAN3/WP CHA_FAN2/WP SPK_CI1 USB_3_4 1 1 USB_5_6 1 SPI_TPM_J1 1 BIOS ROM SATA3_A2 CPU DRAM VGA BOOT SATA3_A1 PLED PWRBTN PANEL1 1 HDLED RESET 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 English 6

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6
English
1.3 Motherboard Layout
Intel
B660
AT
XPWR1
HDLED
RESET
PLED
PWRBTN
PANEL1
1
1
1
1
3
CPU_FAN1
2
1
PCIE1
1
DDR4_A2
(6
4 bit
, 288-pin module
)
DDR4_A1
(6
4 bit
, 288-pin module
)
DDR4_B2
(6
4 bit
, 2
88-pin
module
)
DDR4_B1
(6
4 bit
, 2
88-pin
module
)
6
ATX12V1
USB3_5_6
CLRMOS1
1
1
HD_AUDIO1
Top:
RJ-45
CHA_FAN1/WP
8
9
5
USB_5_6
25
PCIE2
29
USB 3.2 Gen1
T: USB3_4
B: USB3_3
USB2.0
T: USB_1
B: USB_2
PS2
Keyboard
/Mouse
1
ADDR_LED
3
7
SPI_TPM_J1
ADDR_LED1
1
RGB_LED1
1
CHA_FAN3/WP
24
27
USB_3_4
CPU_FAN2/WP
13
14
SATA3_A1
USB 3.2 Gen1
T:
USB3_2
B:
USB3_1
11
17
21
20
28
M
2_2
M
2_WIFI
M
2_1
CMOS
Battery
SA
TA3_2
SA
TA3_3
F_
US
B3
_T
C_
1
10
SATA3_A2
18
BIOS
ROM
26
CHA_FAN2/WP
23
SPK_CI1
1
22
HDMI
1
LAN
AUDIO
CODEC
DRAM
CPU
VGA
BOOT
1
ADDR_LED
2
19
DP1
SA
TA3_0
SA
TA3_1
12
15
PCIE3
RoHS
Top:
Central/Bass
Center:
REAR
SPK
Top:
LINE
IN
Center:
FRONT
Bottom:
Optical
SPDIF
Bottom:
MI
C
IN
16
BIOS
_FLBK
4