Chap 5 Maintenance & Troubleshooting; Outgoing Calls Can't Be Made; Outside Calls Can't Dial In; Intercom Can't Be Made - C-Tel CPS-Z User Manual

5.1 Outgoing calls can't be made

1). C.O. line is set to special Extension;
2). Extension hangs up improperly;
3). CPU and internal data is disorder caused by unstable power.
4). Call restriction class is 6.

5.2 Outside calls can't dial in

1). The conjunction of C.O. line loose;
2). C.O. line was connected to other equipment;
3). No message recording at auto-operator mode.

5.3 Intercom can't be made

1). Extension hangs up improperly;
2). Extension number wrong.
BREAKDOWN
Running light malfunction
No sound from extension
Cacophony
Bad tone
No incoming
telephone display
Dial-out malfunction
Limited calling time
Cannot program the
telephone
Others
Chap 5 Maintenance & Troubleshooting
CAUSE
Power off
Disconnected wiring
malfunction of telephone.
Bad connection
The distributing of line is not
reasonable
Mix using of non-standard
telephones
Devoid function of
telephone display
Wrong setting of No-disturbing
and it status.
Exterior line disconnected
Exterior line is not connected well
Time limited
Wrong coding
Others
SOLUTION
Check the power socket and Power
supply
or Reconnect the wiring or try to remove
the telephone's failure
Screw down the joint
Leave telephone from the disturbing
source
Use the standard telephones
incoming Write application to telecommunication
office
Rescind the No-disturbing and set
incoming telephone display
Connect to the exterior line
Check whether the line is connected
well
Rescind the limit
Check the programming extension and
use the right code
Refer to professional
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