Lucent Technologies 4ESS SCS, Maintenance Manual

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TAD-100 234-151-077AC
24 of 1 Page 1999 June 7, Issue
Philosophy Maintenance
General
equipment the of design the on based is manual this in contained philosophy maintenance The
aid to intended are Procedures employed. equipment test and software, diagnostic (hardware),
procedures these which to degree The tasks. trouble-clearing performing in personnel
and corrections, Additions, user. the from feedback and input on depends this accomplish
software and engineering, Manufacturer, encouraged. are data the to improvements
are forth, so and (SDs), Drawings Schematic manuals, (I/O) Input/Output as such documentation,
Oriented Task the in information that duplicating than rather applicable where referenced
as only but procedures in used be may documents those of portions Some (TOP). Practice
so and voltmeters, (oscilloscopes, equipment Test explanation. of purpose the for examples
usually are checked or adjusted, tested, being circuits in involved parameters and forth)
are they unless described not are operation of method and setup the However, prescribed.
manner. some in unique or unusual
Procedure Maintenance (SCS) System Circuit Service
installed was system the that assumed is It made. are assumptions certain document, this In
one that assumed is It occurred. trouble a when operational was system the that and correctly
assumed is it action, an perform to user the directing When time. a at cleared being is trouble
the replacements, make to directed when Similarly, correctly. action that performs user the that
built-in both testing, for used Equipment good. be to assumed always is part replacement
good. be to assumed are commercial, and software) and (hardware
as system a maintaining in place valid a have still methods troubleshooting traditional Simple,
troubles. clear and locate to sufficient sometimes are methods These SCS. the as advanced
system of clarification and checks, continuity inspections, visual include methods traditional The
operation.
SCS. the in occur may that troubles clearing on procedures step-by-step provides document This
an generating by failure possible a to technician the alerted has system the that assumed is It
report. error printed a and alarm
assumed is It alarms. generate which points scan by sensed are SCS the in problems Power
powered automatically was which trouble power with frame the locate can technician the that
the locating by down PA Alarm Power the reading by or lighted is that (LED) Diode Emitting Light
trouble. power a with unit or frame the identify would which printout
Proprietary — Technologies Lucent
instructions Company to pursuant Use