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MAINTZNANCE
AND TROUBLESHOOTING
Injkite
816
Key Telephone
System
Table
800-3
Key Station
Testing
OPERfYTIONAL
TEST
RESULT
PROCEDURE
1.
Connect the modular
1.1
Tone Is heard for a short
1.1
Normal
cord to the instrument
Ume from the speaker of
the instrument.
All
IED's are momentarily
WUIliMted.
1.2
No tone, no reaction
1.2
Check station wiring.
2.
Depress the ON/OFF
2.1
ON/OFF lamp lights
2.1
Normal
button
on the instrument
2.2
Associated station DSS
2.2
Normal
key lights
2.3
No reactton.
2.3
Check the connections
of
keyboard connector
'K*
in the instrument.
3.
Background
music.
3.1
With the instrument
in
3.1.1
Background
music is
3.1.1
Normal
an idle state, depress 9
heard.
on the dial pad.
3.1.2
No reaction.
3.1.2
Check that instrument
is
on in on-hook state.
Check the Music Source
connection
at the KSU.
3.2
Adjust the voice volume
3.2.1
Volume is increased or
3.2.1
Normal
knob (closest to the user)
decreased. as desired.
of the instrument.
3.2.2
No reaction
3.2.2
Check the volume
connector
(VL2Hclosest to
line keys) in the
instrument
3.3
Press 9 again.
3.3
MUSIC is turned off.
3.3
Normal
4
Do Not Disturb
4.1
Depress the DND button.
4.1.1
DNDlamp
is lit steadily.
4.1.1
Normal
NOTE: Telephone must
be on-hook
4.1.2
No reaction.
4.1.2
Check the connections
of
key board connector%"
in
the instrument.
4.1.3
Verify station is allowed
DNJJ in data base.
4.2
Press the DND button
4.2-l
DND lamp goes out.
4.2.1
Normal
again.
800-4
Issue
1, January
1992
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