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7
CN4: Front Panel Pin Header
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
+5V
2
GND
3
4
PWR_LED-
5
6
HDD_LED-
COM4: RS-422/485 serial port connector
PIN
DESCRIPTION
PIN
DESCRIPTION
1
RXD485#
2
3
4
TXD485#
COM2: (RS-232) Pinheader
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
NDCD2
6
NDSR2
2
NRXD2
7
NRTS2
3
NTXD2
8
NCTS2
4
NDTR2
9
NRI2
5
GND
10
GND
COM3: (RS-232) Pinheader
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
NDCD3
6
NDSR3
2
NRXD3
7
NRTS3
3
NTXD3
8
NCTS3
4
NDTR3
9
NRI3
5
GND
10
GND