Location of interface ports and led’s, Ethernet connection tx (2 ports) – Westermo DDW-142-EX User Manual
Page 18
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Location of interface ports and LED’s
LED Indicators
(for details see page 15)
Power connection
(for details see page 9 and 13)
I/O connection
(for details see
page 11 and 14)
SHDSL connection
(for details see page
11 and 14)
RS-232 Connection
(for more details see also page 9)
Position
Signal
Direction* Description
No. 1
DSR
Out
Data Set Ready
No. 2
DCD
Out
Data Carrier Detect
No. 3
DTR
In
Data Terminal Ready
No. 4
SG
–
Signal Ground, not chassis ground
No. 5
RD
Out
Receive Data
No. 6
TD
In
Transmit Data
No. 7
CTS
Out
Clear To Send
No. 8
RTS
In
Request To Send
Female
Pin 1
Pin 8
* Direction relative this unit.
Ethernet connection TX (2 ports)
(for more details see also page 10)
Position
Direction*
Description
No.1
In/Out
Transmitted/Received data
No. 2
In/Out
Transmitted/Received data
No. 3
In/Out
Transmitted/Received data
No. 4
Not Connected
No. 5
Not Connected
No. 6
In/Out
Transmitted/Received data
No. 7
Not Connected
No. 8
Not Connected
* Direction relative this unit.
USB
(for more details see also page 10)
Position
Direction*
Description
No.1
Out
VBUS
No. 2
In/Out
D–
No. 3
In/Out
D+
No. 4
Out
GND
Shield
In/Out
Connected to protective earth
* Direction relative this unit.