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Maintenance Commands and Trouble-Clearing Aids
555-233-123
8-394
Issue 4 May 2002
SYSTEM TONE
Shows which Tone-Clock circuit pack supplies the system
tones for the cabinet being displayed.
■
active
: Tone-Clock active and supplying system tones
■
standby
: Tone-Clock is standby and ready to supply
the system tones for this cabinet if the active clock fails.
■
down
: Tone-Clock failed some maintenance activity and
cannot supply the system tones for this cabinet.
■
unavail
: EPN is currently down
■
<blank> If simplex, then the 1B Tone-Clock for the PPN
displays blank. If the system does not have an EPN, then
both the 1A and 1B Tone-Clock for this EPN display
blank.
TDM
The TDM Bus identifier (
1A
,
1B
,
2A
,
2B
,
3A
and
3B
)
SERVICE STATE
Operational state of the TDM Bus circuit pack:
■
in
: TDM Bus installed and is in-service
■
out
: TDM Bus failed certain maintenance tests and has
been removed from service
CONTROL
CHANNEL
Whether the control channel is on this TDM Bus (y/n)
DEDICATED
TONES
Whether the dedicated tones are on this TDM Bus (y/n)
PKT
Packet Bus identifier (same as the cabinet number: 1, 2, or
3). If the system is running on a X75XE cabinet, all the
PKT
fields are blank and the following message displays:
S75XE does not support Packet
Refer to Packet Bus Maintenance descriptions for more
information.
SERVICE STATE
The operational state of the Packet Buses:
■
in
: Packet Bus in-service and operating normally.
■
out
: Packet Bus failed certain maintenance tests and
has been removed from service.
■
reconfig
: Maintenance/Test circuit pack has swapped
one or more signal leads because of lead faults detected
during testing (High or Critical Reliability only).
■
open lds
: Maintenance/Test circuit pack cannot
correct all of the Packet Bus faults. There are open leads,
but the Packet Bus is still at least partly functional (High
or Critical Reliability System only).
■
unavail
: EPN is currently down.
■
<blank> System does not have the Packet Bus feature.
BUS
ALARMS-MAJOR
Whether Major alarms exist for packet bus components (y/n)
Summary of Contents for Definity SI
Page 1: ...0DLQWHQDQFH IRU YD D 1 7 6HUYHU 6 Volumes 1 2 and 3 555 233 123 Issue 4 May 2002...
Page 62: ...Maintenance Architecture 555 233 123 1 26 Issue 4 May 2002...
Page 92: ...Management Terminals 555 233 123 3 26 Issue 4 May 2002...
Page 204: ...Routine Maintenance Procedures 555 233 123 5 100 Issue 4 May 2002...
Page 250: ...LED Interpretation 555 233 123 7 10 Issue 4 May 2002...
Page 2804: ...Maintenance Object Repair Procedures 555 233 123 10 2018 Issue 4 May 2002...