: If your HDD or Power LED does not light up, reverse the connector on the pins. Reversing LED polarity will not damage the board.
The is a micro-ATX motherboard commonly found in OEM systems like the Acer Aspire M3970 and Gateway DX4860 . Because it is an OEM board, finding an official manual for the front panel header can be difficult, as these systems often use proprietary single-block connectors. Front Panel Header Pinout (JFP1) acer ipisb-vr rev 1.01 front panel
: The Power and Reset switches are "momentary" and do not have a specific positive or negative orientation. : If your HDD or Power LED does
: Look for a white square or a small "1" printed on the motherboard's silk-screen near the corner of the header. Because it is an OEM board, finding an
: You can start the motherboard by briefly touching a screwdriver to pins 6 and 8 (Power Switch). General Specifications Explaining PC Front Panel Connectors