
iv MegaRAC® M300V Card Implementer’s Reference and User’s Guide
Firmware Update .................................................................................................................................30
Languages...............................................................................................................................................30
Logging Out.............................................................................................................................................30
Chapter 4M300V Interface Signal Specifications..............................................................................31
Overview..................................................................................................................................................31
Signal Callout Grouped by Functions......................................................................................................31
LED Control Signals.............................................................................................................................31
Signal Group: LED Control..................................................................................................................31
USB Interface Signals..........................................................................................................................32
Signal Group: USB...............................................................................................................................32
Push-Button Signals ............................................................................................................................32
Signal Group: Buttons..........................................................................................................................32
Video Capture DVI-I Signals................................................................................................................33
Signal Group: Video Capture DVI-I......................................................................................................33
Multi-Bank Fan Control Signals...........................................................................................................34
Signal Group: Multi-Bank Fan Control.................................................................................................34
Multiplexed Fan Tach Input Signals.....................................................................................................34
Signal Group: Multiplexed Fan Tachometers ......................................................................................34
Fan Tach MUX Bank Selector Signals ................................................................................................35
Signal Group: Multiplexed Fan Tachometer Controls..........................................................................35
Single Wire Analog Voltage Sensor Signals........................................................................................35
Signal Group: Single Wire Analog Sensors.........................................................................................35
MCard Serial Port and ICMB...............................................................................................................36
Signal Group: mCard Serial Port and ICMB........................................................................................36
Serial Over LAN Feedback Path..........................................................................................................36
Signal Group: SoL Serial Port..............................................................................................................36
Dedicated Management Ethernet Signals...........................................................................................37
BMC Host Interface ID Signals............................................................................................................37
Signal Group: Interface Type ID..........................................................................................................37
MCard Presence Detection Signal.......................................................................................................38
Signal Group: Card Detect...................................................................................................................38
System Status Signals.........................................................................................................................38
Signal Group: Status............................................................................................................................38
System Control Signals........................................................................................................................40
Signal Group: Control ..........................................................................................................................40
I2C or SMBus Signals ..........................................................................................................................41
Signal Group: I2C or SMBus................................................................................................................41
LPC Bus Signals..................................................................................................................................42
Signal Group: LPC...............................................................................................................................42
Miscellaneous Signals .........................................................................................................................42
Signal Group: Miscellaneous...............................................................................................................42
Firmware Debugger Probe Signals......................................................................................................43
Signal Group: Debug Interface............................................................................................................43
Signal Group: Debug Power................................................................................................................43
OPMA Hardware Resources...................................................................................................................44
SEEPROM Address Reservation ........................................................................................................44
OPMA Feature Card Power Requirements.............................................................................................45
OPMA Feature Card Signal Tolerance Requirements............................................................................46
OPMA Signals Grouped by Function ......................................................................................................46
Chapter 5OPMA Connector Specification and Pin Assignments ...................................................49
Overview..................................................................................................................................................49
Pin Assignments for the OPMA Connector.............................................................................................49
Chapter 6M300V Card Mechanicals ...................................................................................................53