WC3445 DESCRIPTION OF PARTS
3
2 WC3445 DESCRIPTION OF PARTS
2. 1 Rear panel
All connections into and out of the WC3445 are made through the rear panel which is shown
in schematic form below for both AC and DC powered models.
Figure 2.1 WC3445 rear panels for AC & DC models
2. 2 Status display - rear panel
There is a status LED on the right hand side of the rear panel which indicates the status of
the unit as shown in the figure below.
Figure 2.2 Rear panel status LED
2. 3 Status display - LAN ports
Each LAN port RJ45 connector on the rear panel has two miniature LEDs mounted on it. The
left hand (green) LED shows link activity, and the right hand (yellow) LED shows operation
at 100Mbps when it is illuminated.
Status LED
Meaning
Off
No mains power present
Flashing Green
PRBS test in progress
Flashing Red
PRBS errors detected
On Green
Status OK
On Red
E3/DS3 WAN port LOS Alarm
SUBSCRIBER PORT 10/100 BASE T
Green: Link/Act
Yellow: Speed
Tx Rx
Line
Activity
1
2
3
4
SUBSCRIBER PORT 10/100 BASE T
Green: Link/Act
Yellow: Speed
Tx Rx
Line
Activity
1
2
3
4
Pin1
-48V
Pin3
0V
L
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