RadiSys CE915GM Quick Start Manual - page 20
Assemble the COM Express system
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6. Connect the power switch and LED indicator cables to the front panel I/O header. Pin #1 is
marked with an asterisk (*) on the CR100 carrier board.
Note: The CR100 carrier board does not support the power LED indicator. If you have a custom
carrier board that supports this function, make sure that you connect the cathode and anode of
the power LED cable correctly.
Connect external I/O devices and chassis components
Connect external devices to the connectors on the rear I/O panel of the CR100 carrier board.
1. Connect the keyboard and mouse to any of the USB ports.
2. If you have a CR100‐2DVI carrier board, connect one or two monitors according to your
needs. Assuming you have left the jumper in the DVI output selection header to enable VGA
output on the secondary DVI‐I connector:
•
Connect a digital video monitor to the primary DVI‐I connector.
•
Connect a VGA monitor to the secondary DVI‐I connector. If the VGA monitor cable has a
DB15 connector, you will need a DVI‐to‐VGA adaptor as shown below (RadiSys product
code CE‐DVI‐VGA).
3. If you have a CR100‐PCIE16 carrier board, connect one or more displays to the PCI Express
graphics card according to the instructions provided with the graphics card.
Function
Cable setting
Hard disk drive LED
Pins 1 and 3:
• 1: HDD LED cathode (to VCC, typically white in two-
wire cables)
• 3: HDD LED anode (from HD_ACT#)
Reset switch
Pins 5 and 7
Power-on switch
Pins 6 and 8
Speaker
Pins 10 through 16:
• 10: 5V supply
• 12: Audio signal (speaker)
• 14: Not connected
• 16: Audio signal (speaker)
1
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2
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DVI side of adaptor
VGA side of adaptor