Panasonic KX-TA82492 Installation Manual - Page 81

Cause, Solution

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Page 81 highlights

4.1 Troubleshooting 4.1.2 Connection Can you dial an extension? Telephone cord connecting the PBX and a proprietary telephone (PT): CAUSE SOLUTION No The T/R pins are connected to the H/L Use the correct cord (the pins. inner 2 wires are for T/R and H H the outer 2 wires are for H/L). T T R R L L PBX Extension Telephone cord connecting the PBX and a single line telephone (SLT): CAUSE The T/R pins are connected to the H/L pins. H T T R R L PBX Extension SOLUTION Use the correct cord (the inner 2 wires are for T/R). Yes Telephone cord connecting the PBX and an SLT that is polarity-sensitive: CAUSE The T and R pins are crossed over. H T R L PBX T R Extension SOLUTION Reverse the connections of the T/R pins. Can you dial out using an outside (CO) line? Telephone cord connecting an outside (CO) line and the PBX: CAUSE The outside (CO) line(s) is connected to the H/L pins. No T R SOLUTION Reconnect the outside (CO) line(s) to the T/R pins of the telephone jack using 2-conductor wiring. Outside (CO) Line PBX Installation Manual 81

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4.1 Troubleshooting
Installation Manual
81
4.1.2
Connection
Telephone cord connecting the PBX and a proprietary telephone (PT):
Telephone cord connecting the PBX and a single line telephone (SLT):
Telephone cord connecting the PBX and an SLT that is polarity-sensitive:
CAUSE
The T/R pins are connected to the H/L
pins.
SOLUTION
Use the correct cord (the
inner 2 wires are for T/R and
the outer 2 wires are for H/L).
H
T
R
L
H
T
R
L
PBX
PBX
PBX
Extension
CAUSE
The T/R pins are connected to the H/L
pins.
SOLUTION
Use the correct cord (the
inner 2 wires are for T/R).
H
T
R
L
T
R
Extension
CAUSE
The T and R pins are crossed over.
SOLUTION
Reverse the connections of
the T/R pins.
H
T
R
L
T
R
Extension
Can you dial
an extension?
No
Yes
Telephone cord connecting an outside (CO) line and the PBX:
CAUSE
The outside (CO) line(s) is
connected to the H/L pins.
SOLUTION
Reconnect the outside
(CO) line(s) to the T/R pins
of the telephone jack using
2-conductor wiring.
T
R
Outside (CO) Line
PBX
Can you dial
out using an
outside (CO)
line?
No