Avaya 03-300430 User Manual

Page of 2574
Communication Manager Maintenance-Object Repair Procedures
2166 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers
 
The amber and green LED patterns for TN768, TN780, and TN2182 Tone-Clock circuit packs 
are listed in 
Error Log Entries and Test to Clear Values
S8700 | 8710
 / 
S8500
Table 770: Tone-Clock Amber/Green LED Flashing Codes
Circuit Pack Condition
Tone-Clock
State
Explanation
Flashing amber
1
2.7 seconds on
0.3 seconds off
1. The external synchronization reference being used is a primary reference, or a secondary reference, or an 
external Stratum-3 clock when the Tone-Clock is in the master PN. The external synchronization reference 
used in a slave PN is an Expansion Interface circuit pack.
Active
An external timing source is being used 
as a synchronization reference.
Flashing amber
0.3 seconds on
2.7 seconds off
Active
The circuit pack is being used as a 
synchronization reference.
Steady amber
on
Active
The circuit pack has been reset, but has 
not been told which synchronization 
reference source to use.
Steady amber
off
Standby
The circuit pack is in standby mode 
(neither generating tones nor supplying 
clocks).
“Jingle Bells” green and amber
0.1 seconds on, 0.2 seconds off, 
0.1 seconds on, 0.4 seconds off, 
0.4 seconds on, 0.4 seconds off
Standby
The system is running maintenance tests 
on the standby Tone-Clock circuit pack. 
(The standby circuit pack is providing 
tones.)
Other green and amber
Active
The system is running maintenance tests 
on the active Tone-Clock circuit pack.
Table 771: Synchronization Maintenance Error Log Entries
Error
Type
Aux
Data
Associated Test
Alarm 
Level
On/Off
Board
Test to Clear Value
0
Any
Any
Any
test synchronization
 1 of 2