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5.2 T
S
ROUBLE
HOOTING
N
CO D
T
O
IAL
ONE
C
'
A
CO L
AN
T
CCESS
CO L
W
'
R
INE
ON
T
ING
S
S
TATION
PECIFIC
If the above condition occurs at a single station, see
Station Inoperative below.
S
-W
YSTEM
IDE
1. Check for Dial Tone at the telco demarcation block.
2. Check the wiring from the demarc to IVX. See Block
Wiring Diagram on page 2.7.
3. Verify that the CO Line programming (Section 4) for
each Line is correct to allow Line access.
4. Verify that the Extension Programming (Section 4) is
correct to allow Line access from the extension.
INE
Intercom and CO Dial Tone are available from a station but
the Line cannot be accessed.
1. Verify that the CO Line programming (Section 4) for
each Line is correct to allow Line access.
2. Verify that the Extension Programming (Section 4) is
correct to allow Line access from the extension.
Note: Even though the Line appears on a station's display
or station key, the station must be programmed for access
to the Line Group that the CO Line has been programmed
in.
D
S
IRECTLY TO A
TATION
1. Verify that the station can receive an intercom call from
another station and is not in DND or call forwarded.
2. Verify current operating mode of IVX (Day, Night, Auto).
If Day or Night Modes work correctly, verify Day/Night
Table (Function 43).
3. Verify that the CO Line is programmed to the correct
station and on the correct ring count (Function 21).
IVX
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