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CHAPTER 4. Module and Internal Option Card Installation
52
© SAMSUNG Electronics Co., Ltd.
WTE-4S (4-Port Serial Network Module)
This module provides four serial ports, each running in either DTE or DCE
mode at a data rates up to 8.0 Mbps. The interface mode for each port may be
independently selected as V.35, RS-232/V.28, RS-449/V.11, EIA-530, EIA-
530A, or X.21/RS-422.
Figure 4.22 WTE-4S Network Module
The following table explains the LEDs states in detail.
LED
Indication
& Color
Description
Green All
diagnostics pass, and the network module is operational.
RDY
Off
Power down or removal status.
Green
Green indicates normal operation. The module is
connected to the external DSU, and the signals TA (DTE
available) and CA (DCE available) are active.
Red
Red indicates serial interface error. Mismatch between
serial cable and interface type or operation mode.
Amber
Loopback mode on
LNK 0
LNK 1
LNK 2
LNK 3
Off
LED off indicates that the port is neither connected to the
DSU nor in loopback mode.
This module is typically connected as shown below:
Figure 4.23 Connecting the WTE-4S Network Module
SERIAL0
SERIAL2
SERIAL1
SERIAL3
LNK2
LNK0
LNK3
LNK1
RDY
WTE-4S
Содержание Ubigate iBG3026
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