4-6
Chapter 4 - Maintenance and Troubleshooting
Peripheral Cards and Components
The system can be equipped with various types of peripheral cards and components.
Key Telephones
The multi-line key telephones give both audible and visual indications of specific information
in the telephone system.
No power to keyset ...
No Handsfree Answer-back on
intercom ...
CO Line/Station Button won't
access CO line/station ...
Speakerphone doesn't work ...
Can not call another intercom
station ...
No Camp-On signals or Override to
phone ...
Station response to wrong
intercom number ...
Table 4-2: Key Telephones
Problem
Peripheral Cards and Components
Possible Solutions
Verify that keyset is connected to correct
type of station card (digital or electronic).
On digital keysets, the mode of intercom
answer is programmable.
On electronic keysets, make sure the
intercom mode switch is in the HF position.
Check Flexible button programming for
that button.
Check station programming for
speakerphone allowed.
Verify phone is a speakerphone model.
Check programming for intercom access.
Check station programming for Override
enable.
(adjacent circuit number only -110 & 111)
Data pair of wires are reversed on
electronic keysets (ETIB), or DSS.
Check programming for assigned intercom
number.