Table Of Contents - MSI PRO B660-A User Manual

Thank you for purchasing the MSI® motherboard. This User Guide gives
information about board layout, component overview, BIOS setup and software
installation.
Contents
Safety Information ........................................................................................................ 3
Specifications ................................................................................................................ 4
Back Panel Connectors ............................................................................................... 8
LAN Port LED Status Table .................................................................................... 9
Audio Jacks Connection ......................................................................................... 9
Overview of Components ........................................................................................... 10
CPU Socket ........................................................................................................... 11
DIMM Slots ............................................................................................................ 12
M2_3: M.2 Slot (Key E) .......................................................................................... 12
PCI_E1~5: PCIe Expansion Slots .......................................................................... 13
JFP1, JFP2: Front Panel Connectors ................................................................... 13
M2_1~2: M.2 Slots (Key M) ................................................................................... 14
SATA5~8: SATA 6Gb/s Connectors ....................................................................... 16
CPU_PWR1~2, ATX_PWR1: Power Connectors ................................................... 17
JAUD1: Front Audio Connector ............................................................................ 18
CPU_FAN1, PUMP_FAN1, SYS_FAN1~5: Fan Connectors .................................. 18
JCI1: Chassis Intrusion Connector ....................................................................... 19
JBAT1: Clear CMOS (Reset BIOS) Jumper ........................................................... 19
JUSB3: USB 3.2 Gen 1 Type-C Connectors .......................................................... 20
JUSB2: USB 3.2 Gen 1 Connector ........................................................................ 20
JUSB1: USB 2.0 Connector .................................................................................. 21
JTPM1: TPM Module Connector ........................................................................... 21
JCOM1: Serial Port Connector ............................................................................. 22
JLPT1: Parallel Port Connector ........................................................................... 22
JDASH1: Tuning Controller Connector ................................................................ 23
JTBT1: Thunderbolt Add-on Card Connector ...................................................... 23
EZ Debug LED ....................................................................................................... 23
JRGB1: RGB LED connector ................................................................................ 24
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