Single-Line Set Issues - Inter-Tel AXXESS Manual

H. SINGLE-LINE SET ISSUES
Table 7-13. Single-Line Set Troubleshooting Chart
Symptom
Single-line set completely
inoperative
Single-line set inoperative;
talk battery present
Single-line set inoperative;
calls ring in; talk battery is
present
A group of single-line sets is
inoperative; all are on the
same SLC, SLA, DKSC, or
T1C
Single-line set will not ring for
CO or intercom calls; talk bat-
tery is present; calls can be
placed
Ring trip is not provided to a
group of single-line sets; out-
going calls are not affected

Single-Line Set Issues

®
INTER-TEL
Possible Cause
Defective set
Defective cabling
Defective SLC, SLA, DKSC,
or T1C
Defective CPC or CPU Card
Defective set
Defective SLC, SLA, or
DKSC
Defective CPC or CPU Card
Defective set
Defective SLC, SLA, or
DKSC
Defective CPC or CPU Card
Loose amphenol connector
or cable
Defective cabling or SLC,
SLA, DKSC, or T1C
Single-line set ring jumper
strap not set for correct ring-
ing
Defective set
Defective SLC, SLA, or
DKSC
Defective CPC or CPU Card
Proper voltage absent from
SLA or DKSC
Defective cabling
Defective SLC, SLA, or
DKSC
®
AXXESS MANUAL VERSION 11.0 – May 2008
Corrective Action
Replace the single-line set.
Check amphenol connector and station cabling.
See INSTALLATION, pages 3-44
Replace the associated SLC, SLA, DKSC, or T1C.
See page 7-3 for LED and system voltage informa-
tion. Replace the card if faulty.
Replace the single-line set.
Replace the associated SLC, SLA, or DKSC.
See page 7-3 for LED and system voltage informa-
tion. Replace the card if faulty.
Replace the single-line set.
Replace the associated SLC, SLA, or DKSC.
See page 7-3 for LED and system voltage informa-
tion. Replace the card if faulty.
Ensure connector or cable is securely attached to
the SLC, SLA, DKSC, or T1C.
Replace the associated cabling or card.
Set the single-line set's ring jumper strap for AC
ringing. See INSTALLATION,
Replace the set.
Replace the associated SLC, SLA, or DKSC.
See page 7-3 for LED and system voltage informa-
tion. Replace the card if faulty.
Defective connection or incorrect installation of
SLA or DKSC. Using a voltmeter, measure the volt-
age at the DKSC block. See installation, pages
53 to 3-59.
Using a voltmeter, measure the input at the am
phenol connector. See Figure 3-7
INSTALLATION.
Replace the associated SLC, SLA, or DKSC.
Troubleshooting
and 3-53 to 3-59.
page 3-211.
3-
on page 3-59 in
Page 7-47
7