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Ethernet 1, Led indicators – Westermo EDW-120 User Manual

Page 25

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25

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LED

Status

Description

PWR

OFF

No internal power

ON

Internal Power OK

TD

(A and B)

OFF

No serial data transmitted from A and B: RS-232

ON

Serial data transmitted from A and B: RS-232

RD

(A and B)

OFF

No serial data received to A and B: RS-232

ON

Serial data received to A and B: RS-232

LINK

OFF

No Ethernet link.
Cable not connected.

ON

Good Ethernet link.

Flash

Ethernet data is transmitted or received, traffic indication.

STAT

OFF

Normally Off

ON

Telnet session established to Telnet diagnostics service or
Ongoing configuration by Web tool.

RC

OFF

DIP switch settings are valid.

ON

One or more DIP switches are overrid by remote configuration.

SPD

ON

Mbit/s

OFF

Mbit/s

DPX

ON

Full duplex

OFF

Half duplex

Position Direction* Signal name Description/Remark
No.1

In

Transmit +

Transmit data

No.2

In

Transmit –

Transmit data

No.3

Out

Receive + (/–) Receive data, auto-polarity***

No.4

-

Terminated

No.5

-

Terminated

No.6

Out

Receive – (/+) Receive data, auto-polarity***

No.7

Terminated

No.8

Terminated

Shield

Shield

HF-connected to COM (via capacitor)

8

7

6

5

4

3

2

1

Ethernet 1

(Auto-Negotiation disabled**)

CAT 5 cable is
recommended.
Unshielded (UTP)
or shielded (STP)
connector might
be used.

*

Direction relative this unit.

**

Disable auto-negotiation also disables auto crossover (auto MDI/MDI-X).

***

Auto-polarity always enabled an only relevant for 10BaseT.

NOTE! Pin number and signal name relations might be changed by auto crossover or

auto polarity.

LED Indicators

Power

Transmit data

Receive data

Status

Remotely controlled

Speed Integrated in RJ-45

Green

Duplex Integrated in RJ-45

Yellow