Avaya S8700 - Page 2392

Maintenance-Object Repair Procedures
555-233-143
8-1670 Issue 1 May 2002
“jingle bells”
green and yellow
0.1 sec on, 0.2 sec off,
0.1 sec on, 0.4 sec off,
0.4 sec on, 0.4 sec off
standby Maintenance software is testing the standby circuit pack (the
standby Tone-Clock is providing tones).
“double blink”
yellow
0.3 sec on, 0.3 sec off,
0.3 sec on, 2.4 sec off,
active TN2312 or TN2182 has lost all external references and is in
holdover mode.
other green and yellow
patterns
active Maintenance software is testing the active circuit pack.
random yellow standby If the circuit pack is a TN2182, the amber LED may come on
and off intermittently as ETR-PTs on the board are used for
tone-detection services.
1. For a Tone-Clock in the master PN, the external source is a primary or secondary DS1 source, or a Stratum-3
clock. For a Tone-Clock in a slave PN, the external source is the Expansion Interface circuit pack.
Table 8-647. LED Condition/Tone-Clock Circuit States — Continued
Condition
Tone-Clock
Circuit State Explanation
Continued on the next page