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Chapter 1
18
QDSN-2600 User’s Manual
LAN LED Status
Status Led
Orange / Green Yellow
No link
Off
Off
10M link
Off
Off
10M active
Off
Blink
100M link
Green on
Off
100M active
Green on
Blink
1000M link
Orange on
Off
1000M active
Orange on
Blink
Table 4 COM (DB9 Male Connector)
Pin
RS232
RS422
RS485
Half duplex
1
DCD, Data carrier detect
TX-
DATA-
2
RXD, Receive data
RX+
N/A
3 TXD,
Transmit
data TX+
DATA+
4
DTR, Data terminal ready
RX-
N/A
5 GND,
ground
6
DSR, Data set ready
N/A
N/A
7
RTS, Request to send
N/A
N/A
8
CTS, Clear to send
N/A
N/A
9
+5V / +12V / RI, Ring indicator
Note
:
Selected by BIOS Setting
N/A
N/A
**COM Function Type RS232/422/485 can be selected from BIOS setting.