CHAPTER 4 CIRCUIT CARD INFORMATION
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ND-71503(E) Rev.5.0
9pch4001.fm
HOW TO READ THIS CHAPTER
This chapter explains the following items about each circuit card used in this system. Explanations are giv-
en in alphabetical order of the circuit card names within each circuit card category (Control, Application
Processor, and Line/Trunk).
(1) Locations of Lamps, Switches, and Connectors
The locations of lamps, switches, and connectors of each circuit card are shown by a face layout.
(2) Lamp Indications
The name, color, and functions of each indicator lamp equipped on each circuit card are described in
a table.
(3) Switch Settings
The name, settings, and functions of each switch equipped on each circuit card are described in a
table.
Each switch setting table has a “CHECK” column. Make necessary entries in the CHECK column during
and/or after the system installation and maintenance, and use each table as a reference for subsequent sys-
tem maintenance and operations.
FEBRUARY/28/2002
HOW TO READ THIS CHAPTER
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