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There are many external switches and indicators for monitoring
and controlling your CPU board.
• J2 : General Connectors
2
4.
6
8.
10.
12.
14.
16.
18.
20.
3.7 USB Port Connector
The ROCKY-558EV built-in dual USB ports for the future new
I/O bus expansion.
• J8 : USB Connector
1
3.
5.
7.
3.8 IrDA Infrared Interface Port
The ROCKY-558EV built-in a IrDA port which support Serial
Infrared(SIR) or Amplitude Shift Keyed IR(ASKIR) interface.
When use the IrDA port have to set SIR or ASKIR model in the
BIOS' s Peripheral Setup' s COM2. Then the normal RS-232
COM2 will be disabled.
• JP10 : IrDA connector
PIN NO.
5V
NC
GND
KEYLOCK
GND
GND
NC
Suspend Control
5V Standby
5V Standby
5V
2.
-DATA1
4.
+DATA1
6.
GND
8.
DESCRIPTION
1.
Speaker Signal
3.
NC
5
NC
7.
5V
9.
RESET
11.
GND
13.
HDD LED
15.
5V
17.
Switch Control Signal
19.
GND
GND
+DATA0
-DATA0
5V
17
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