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VC-BD
Issue 1 May 2002
8-1845
555-233-143
VC-BD
!
CAUTION:
If the TN788 Voice Conditioner circuit pack (VC-BD) is not Vintage 2 or later,
it must be replaced.
The TN788 Voice Conditioner circuit pack (VC-BD) is a service circuit pack that
provides conditioning for the audio signals from multimedia equipment based on
the CCITT H.221 standard. The TN788 transcodes, gain adjusts, and bridges the
audio bit streams demultiplexed by the TN787 (MMI) circuit pack and transmits
encoded, exclusive audio conference sums onto the TDM bus so that the MMI
can multiplex the audio, video, and data streams for the H.221 endpoints.
Error Log Entries and Test to Clear Values
MO’s Name
(in Alarm
Log)
Alarm
Level
Initial SAT Command
to Run
1
1.
Where UU is the universal cabinet number (1–64 for ATM PNC, 1–44 for CSS PNC); C is the
carrier designation (A, B, C, D, or E); SS is the address of the slot in the carrier where the circuit
pack resides (01–21); and pp is the 2-digit port number (01, 02, 03, ...).
Full Name of MO
VC-BD
MAJOR
test board UUCSS l r#
Voice Conditioner circuit pack
VC-BD
MINOR
test board UUCSS l r#
Voice Conditioner circuit pack
VC-BD
WARNING
2
2.
See
‘‘XXX-BD (Common Port Circuit Pack)’’ on page 8-1872
test board UUCSS s r#
Voice Conditioner circuit pack
Table 8-706.
VC-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
257 (c)
Any
Control Channel Loop
test (#52)
MINOR
ON
test board UUCSS r 20
513 (d)
4352
to
4357
769 (e)
4358
Continued on next page
Содержание S8700 Series
Страница 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Страница 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Страница 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Страница 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Страница 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Страница 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...
Страница 1121: ...CARR POW Carrier Power Supply Issue 1 May 2002 8 399 555 233 143 Figure 8 19 Power Distribution Unit J58890CH 1 ...
Страница 1447: ...E DIG RES TN800 reserve slot Issue 1 May 2002 8 725 555 233 143 E DIG RES TN800 reserve slot See ASAI RES ...
Страница 1735: ...LGATE AJ Issue 1 May 2002 8 1013 555 233 143 LGATE AJ See BRI SET LGATE BD See BRI BD LGATE PT See BRI PT ...
Страница 1846: ...Maintenance Object Repair Procedures 555 233 143 8 1124 Issue 1 May 2002 Figure 8 62 TN787 MMI MULTIMEDIA INTERFACE CIRCUIT PACK ...