MSI C847MS-E33 Series Manual page 21

MS-7835
JCoM: Serial port Connector
this connector is a 6550A high speed communication port that sends/receives
6 bytes FiFos. you can attach a serial device.
JtpM: tpM Module Connector
this connector connects to a tpM (trusted platform Module, optional). please
refer to the tpM security platform manual for more details and usages.
JCi: Chassis intrusion Connector
this connector connects to the chassis intrusion switch cable. if the computer
case is opened, the chassis intrusion mechanism will be activated. the system
will record this intrusion and a warning message will flash on screen. to clear the
warning, you must enter the BioS utility and clear the record.
2