Lucent Technologies Definity Systems Little Instruction Book For Basic Diagnostics

DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Alarms and errors 
35 Understanding common error types 
Error type 18 — busied out
Error type 18 is a reminder from the switch that a component has 
been busied out. The busyout command is used to temporarily 
disable a component and is usually used before you test or replace 
a component.
Use the 
release command (permissions enabled) to restore a 
component to its normal operating mode.
For example, you...

Alarms and errors 
36 Understanding common error types 
DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
The log entry indicates that extension 1234, a digital line, is 
busied out (Err Type 18).
Use the 
release command (permissions enabled) to remove the 
busyout status from the station. In our example:
1. Type 
release port 01A0901 (permissions enabled) and 
press 
RETU RN.
The station is no longer busied-out. 
Error type 513 — equipment “missing”
Error...

DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Alarms and errors 
37 Understanding common error types 
In this example, a digital phone is missing. A port on the digital 
line circuit pack (DIG-LINE) at cabinet 1, carrier C, slot 05, 
port 07 does not have its administered equipment physically 
present (Error Type 513).
To fix error 513 in our example:
1. Plug the phone into the jack assigned to port 01C0507.
2. Type 
test station 7157 (permissions...

Alarms and errors 
38 Preventing alarms and errors 
DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Preventing alarms and errors
This section lists a few common causes of unnecessary alarms.
Turn off maintenance
The Remote Loop-Around Test sends a burst of current to 
activate a phone’s ringer. If the ringer responds, the test detects 
the return. Data modules, fax machines and modems do not have 
ringers and do not respond to this test. This generates an...

DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Alarms and errors 
39 Preventing alarms and errors 
Remove unused circuit packs
Occasionally, a company upgrades phones from the 7000-series 
analog model to the 8400-series digital phones. The upgrade 
process is to:
1. Remove the analog line and trunk administration
2. Remove the old analog equipment
3. Rewire the workplace for the new digital phones and jacks
4. Administer the new digital phones and...

Alarms and errors 
40 Preventing alarms and errors 
DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
circuit
pack
present?circuit
pack
administered?ports
administered?alarm
level action
N Y N warning 1. Replace and latch the board in its 
assigned slot.
2. Remove the trunk and DS1 
administration (change 
circuit-pack UUCSS
), leaving the 
circuit pack in its assigned slot.
N Y Y minor 1. Replace and latch the board in its 
assigned slot.
2. Administer one...

DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Using features to troubleshoot 
41 Using features to troubleshoot 
Using features to troubleshoot
Using features to troubleshoot
You can use some DEFINITY features to help you identify if 
your system is having problems or to help you diagnose problems 
you know are occurring. The table below shows you which 
features to use for various kinds of system problems.
Automatic Circuit Assurance
You can use...

Using features to troubleshoot 
42 Using features to troubleshoot 
DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
The referral call arrives on an idle call appearance. If you answer 
the call, your display shows:
nthat the call is an ACA call
nthe trunk-group access code
nthe trunk-group member number
nthe reason for the call (short or long holding time)
To use ACA on a G3V2 or older switch
1. Assign an ACA button to your phone.
2. Press the ACA button to...

DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
Using features to troubleshoot 
43 Using features to troubleshoot 
Busy Verify
You can use Busy Verify to place test calls to check the busy 
condition of trunks, phones, or hunt groups. This test helps you 
determine if the trunk, phone, or hunt group is busy because of 
heavy use or appears busy because of a problem.
To use Busy Verify, you should administer a Busy Verify button 
on your phone.
To...

Using features to troubleshoot 
44 Using features to troubleshoot 
DEFINITY System’s Little Instruction Book
for basic diagnostics  555-233-758  Issue 1
April 2000
You hear a tone and see a display. The following table 
describes what the tone and display indicate and how to 
respond.
To busy-verify a hunt group
1. Press the Busy Verify button on your phone.
The busy verify light turns green.
2. Dial the extension for the hunt group you want to test.
You hear a tone and see a display. The following table...