Maintenance-Object Repair Procedures
555-233-143
8-322 Issue 1 May 2002
The TN556, TN2198, and TN2208 ISDN-BRI Lines are packet port circuit packs
that provides access to ISDN-BRI endpoints. The ISDN-BRI Line circuit packs
supports 12 ports, each of which provides access to ISDN stations. Voice and
circuit-switched data from the ISDN stations are carried on the Time Division
Multiplex (TDM) Bus. Signaling is carried over the packet bus.
LEDS
The ISDN-BRI Line circuit pack performs extensive initialization tests and lights
both the red and green LEDS during the initialization testing. See Chapter 6,
‘‘LED Interpretation’’, for more details on circuit pack status LEDs.
Hardware Error Log Entries and Test to Clear
Val ues
Table 8-140. BRI-BD 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 board UUCSS sh r 1
1(a) Any None MINOR ON
18(b) 0 busyout board
UUCSS
WARNING OFF release board UUCSS
23(c) 0 None WARNING OFF
257(d) 65535 Control Channel
Loop test (#52)
MINOR ON test board UUCSS r 20
513(e) 4352 to
4357
769(f) 4358
1025(g) 4363 NPE Audit test
(#50)
1293 to
1294 (h)
46088 to
46096
SAKI Sanity test
(#534)
MINOR ON See footnote (h)
1537
to
1538 (i)
46082 MINOR ON
1793 (j) 46080 MINOR ON
1794 (j) 46094 MINOR ON
1795 (j) 46085 MINOR ON
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