Avaya S8700 Maintenance Manual page 483

TONE-BD (Tone-Clock Circuit Pack)
Table 8-500. LED Condition/Tone-Clock Circuit States
Condition
flashing yellow
2.7 seconds on
0.3 seconds off
flashing yellow
0.3 seconds on
2.7 seconds off
yellow
on continuously
"double blink"
yellow
0.3 sec on, 0.3 sec off,
0.3 sec on, 2.4 sec off,
other green and yellow
patterns
1. The external source is a primary or secondary DS1 source.
555-233-142
Tone-Clock
Circuit State Explanation
active An external timing source is being used as a
synchronization reference
active The local oscillator on the IPSI circuit pack is being used
as a synchronization reference.
active The circuit pack has been reset but has not been told
which synchronization source to use.
active TN2312 has lost all external references and is in
holdover mode.
active Maintenance software is testing the active circuit pack.
1
.
Continued on next page
Issue 1 May 2002 8-1179