CAPA831 Intel
®
Atom
TM
D2550/N2800/N2600 Processor 3.5” SBC
12
Board and Pin Assignments
2.3.9
Restore BIOS Optimal Defaults (JP14)
Put jumper clip to pin 2-3 for a few seconds then move it back to pin 1-2. Doing this
procedure can restore BIOS optimal defaults.
2.3.10
COM1 Data/Power Selection (JP15)
The COM1 port has +5V level power capability on DCD and +12V level on RI by setting
this jumper. When this port is set to +5V or +12V level, please make sure its
communication mode is RS-232 (see section 2.3.5).
2.3.11
Audio Output Selection (JP16)
Use this jumper to select line out or speaker out as source of audio output on audio
connector. When speaker out is used, it delivers 1W/channel continuous at 8 Ohm
loads.
Function
Setting
Normal (Default)
1-2 close
Restore BIOS optimal defaults
2-3 close
Function
Setting
Power: Set CN10 pin 1 to +5V level
1-3 close
Data: Set CN10 pin 1 to DCD (Default)
3-5 close
Power: Set CN10 pin 8 to +12V level
2-4 close
Data: Set CN10 pin 8 to RI (Default)
4-6 close
Function
Setting
Line out (Default)
1-3, 2-4 close
Speaker out
3-5, 4-6 close
Summary of Contents for CAPA831
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