CHAPTER 1 MAINTENANCE SERVICE FEATURES
– 36 – NWA-008847-001 Rev.3.0
a6ch1001.fm
DIAGNOSTICS
General Description
To assist maintenance personnel, this feature provides diagnostic capabilities such as fault code genera-
tion, device status information and alarm information recording, which can be accessed from the MAT or
the CAT.
Service Conditions
(1) The following station status information can be displayed on the MAT or the CAT by direct
command:
• Idle
• Line Lockout
• Dialing
• Tone Trunk Connection (reorder tone, busy tone, service set tone, etc.)
• Types of Connection (station-to-station, three-way calling, voice calling, holding, etc.)
• Destination number (trunk number, register number)
• Short circuit on line
(2) The following trunk status information can be displayed on the MAT or the CAT by direct command:
• Idle
• Ringing in
• Incoming queue to Attendant Console
• Holding
• In a tandem connection
• Incoming queue to UCD
• Dialing
• Receiving dialed digits
DIAGNOSTICS
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