Maintenance Objects
555-233-119
916
Issue 5 October 2002
b. B. Incoming Call
1. CO Off-Hook (Seizure): CO applies ground on Tip, CO applies
ringing voltage
a. PBX Response: Detect ringing, ring destination
2. PBX Off-Hook (Answer Message): Close loop
a. CO Response: Trip ringing, provide loop current
3. PBX On-Hook first (Drop Message): Open the Tip-Ring Loop, no
loop current
a. CO Response: Open circuit on Tip
4. CO On-Hook first (Disconnect): Open circuit on Tip, no loop current
Hardware Error Log Entries and Test to Clear
Values
Table 159.
CO Trunk Error Log Entries
Error
Type
Aux
Data
Associated Test
Alarm
Level
On/Off
Board
Test to Clear Value
0
1
0
Any
Any
Any
test port PCSSpp sh r 1
1(a)
57347
None
15 (b)
any
Port Audit Update
Test (#36)
18
0
busyout trunk
<grp>/<mbr>
WARNING
OFF
release trunk <grp>/<mbr>
130(c)
None
WARNING
ON
test trunk <grp>/<mbr>
257(a)
50176
None
513(a)
57364
None
MAJ/MIN/
WRN
2
ON
769(a)
57392
None
MAJ/MIN/
WRN
2
OFF
1025(e)
Any
Demand Diagnostic
Test (#3)
MAJ/MIN/
WRN
2
OFF
test port PCSS sh r 2
1281(e)
Any
Demand Diagnostic
Test (#3)
MAJ/MIN/
WRN
2
ON
test port PCSS sh r 3
1537
Dial Tone Test (#0)
MAJ/MIN/
WRN
2
OFF
test port PCSS l r 2
Continued on next page