Input Module Reference Data
1-Port and 3-Port DS1 Input Modules
160 SSU-2000 User’s Guide 12713020-002-2 Revision D – April 2004
Figure 7-4. Front Panel of the DS1 Input Module
Table 7-7. DS1 Input Module Status LED Indicators
Indicator Color Description
POWER Green On = The module is receiving +5 vDC.
STATUS Green/Amber Green = Unit is in Normal mode of operation; no faults.
Amber = Fault condition detected.
PORT 1 REF Green/Amber On (Green) = Selected
On (Amber) = Not good and ignored
Off = Ignored or good and not selected
PORT 1 INPUT Green/Amber On (Green) = Selected
On (Amber) = Not good and ignored
Off = Ignored or good and not selected
PORT 2 REF Green/Amber On (Green) = Selected
On (Amber) = Not good and ignored
Off = Ignored or good and not selected
PORT 2 INPUT Green/Amber On (Green) = Selected
On (Amber) = Not good and ignored
Off = Ignored or good and not selected
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