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Testing the complete configuration
150 Installing and Connecting the MDF and Telephones
SPAN LEDs
The four SPAN LEDs indicate the status of the four T1/E1 facilities. A SPAN LED is in one of the
following states:
●
Solid on yellow: Facility is operational and alarm free.
●
Blinking yellow for 2 seconds, off 0.1 seconds: Facility is operational and alarm free AND is
carrying the control channel (facility A or B only).
●
Solid on red: Facility is alarmed.
●
Solid off: Facility is not administered or has been busied out.
solid on
DS1 Converter
active. This is the normal state for an active
DS1
Converter
.
solid off
DS1 Converter
standby. This is the normal state for a standby
DS1 Converter
in critical reliability configurations (duplicated
PNC).
Table 23: DS1 Converter yellow LED flashing states (continued)
LED on
LED off
Condition
2 of 2
Summary of Contents for 03-300686
Page 1: ...Installing and Connecting the MDF and Telephones 03 300686 Issue 3 Release 5 0 January 2008 ...
Page 8: ...Contents 8 Installing and Connecting the MDF and Telephones ...
Page 28: ...Installing the main distribution frame 28 Installing and Connecting the MDF and Telephones ...
Page 32: ...Installing the patch panel 32 Installing and Connecting the MDF and Telephones ...
Page 40: ...Media gateway connections to the MDF 40 Installing and Connecting the MDF and Telephones ...
Page 53: ...Completing a provisioning plan Issue 3 January 2008 53 Figure 25 Port Assignment Record Form ...
Page 156: ...156 Installing and Connecting the MDF and Telephones Index ...