Maintenance Commands
SPE modes are different for simplex systems than for duplicated
MODE
systems. See SPE Modes section that follows.
SPE select switch position:
SELECT SWITCH
Number of Major alarms associated with the SPE complex that
PE ALARMS -
affect the fault severity level of this SPE.
MAJOR
Number of Minor alarms associated with the SPE complex that
SPE ALARMS -
affect the fault severity level of this SPE.
MINOR
Location of the tone-clock circuit pack (1A and 1B).
TONE/CLOCK
SERVICE STATE
Shows which Tone-Clock supplies the system clock for the cabinet
SYSTEM CLOCK
displayed:
Shows which Tone-Clock circuit pack supplies the system tones for
SYSTEM TONE
the cabinet being displayed.
The TDM Bus identifier: 1A/1B
TDM
Operational state of the TDM Bus circuit pack:
SERVICE STATE
Whether the control channel is on this TDM Bus: y/n
CONTROL
CHANNEL
514
Issue 5 October 2002
auto: the switch is in the middle position and automatically
switches SPE depending upon conditions
blank = the 1A SPE in a simplex system.
in: Tone-Clock is installed and is in-service
out: Tone-Clock failed certain maintenance tests and has been
removed from service
blank = simplex system with no B-carrier Tone-Clock
active: Tone-Clock active and supplying system clock
down: Tone-Clock failed some maintenance activity and cannot
supply the system clock for this cabinet.
blank = simplex system shows blank for the 1B Tone-Clock for
the PPN. If the system does not have an EPN, both the 1A and
1B Tone-Clock for this EPN display blank.
active: Tone-Clock active and supplying system tones
down: Tone-Clock failed some maintenance activity and cannot
supply the system tones for this cabinet.
blank = simplex system shows blank for the 1B Tone-Clock for
the PPN. If the system does not have an EPN, both the 1A and
1B Tone-Clock for this EPN display blank.
in: TDM Bus installed and is in-service
out: TDM Bus failed certain maintenance tests and has been
removed from service
555-233-119