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2-7 Internal Connectors
Read the following guidelines before connecting external devices:
• First make sure your devices are compliant with the connectors you wish to connect.
• Before installing the devices, be sure to turn off the devices and your computer. Unplug the power
cord from the power outlet to prevent damage to the devices.
• After installing the device and before turning on the computer, make sure the device cable has
been securely attached to the connector on the motherboard.
1) ATX_12V_2X4
2) ATX
3) CPU_FAN
4) SYS_FAN1/2A/2B
5) SYS_FAN3_PUMP
6) CPU_OPT
7) D_LED1/D_LED2
8) LED_C1/LED_C2
9) SATA3 4/5/6/7
10) M2A_CPU/M2P_SB
11) F_PANEL
12) F_AUDIO
13) SPDIF_O
14) F_U32C
15) F_U32
16) F_USB1/F_USB2
17) SPI_TPM klm
18) COM
19) THB_C1/THB_C2
20) CLR_CMOS
21) RST_SW/RST
22) BAT
23) QFLASH_PLUS
24) CPU/DRAM/VGA/BOOT
11 2421523
14
2
15
9
22
20
19
4
16
14
8
71812
10
10
13
6 7 83
k Only for B660 DS3H AC DDR4.
l Only for B660 DS3H AX DDR4.
m Only for B660 DS3H DDR4.
17
klm
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General
Weight and Dimensions
