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Chapter 2 — Equipment identification
553-3121-210
Standard 3.0
January 1999
Common equipment circuit cards
The circuit cards described in this section are used in the Option 11C
Compact Main cabinet.
NTMW01 Small System Controller (SSC) card
The NTMW01 SSC card includes a Central Processing Unit (CPU) which
handles call processing for the system. Also included is an Ethernet
controller, storage for system and customer data and system memory.
Additionally it provides the following features and functions:
•
An MC68LC040 main processor
•
A Software Daughterboard interface (NTDK21 for X27 Release 1, and
NTDK81 for X27 Release 2)
•
An NTDK22 Fiber Expansion Daughterboard interface
•
Two PCMCIA interface slots
•
Three SDI ports
•
Conferencing
•
Digitone Receiver, Tone generation and tone detection functions
•
Security Device socket
Software Daughterboard
System and customer data is stored on the Software Daughterboard attached
to the SSC card. The daughterboard also serves as a software delivery card
for new Compact installations.
Additional memory on the NTMW01 SSC card temporary stores and
processes automated routines and user-programmed commands. The SSC
card also retains a copy of customer files in the event of data loss, in an area
called the Backup flash drive.
There are two types of Software Daughterboard, described below. The two
types can be used as replacements for each other, if needed.
Summary of Contents for Meridian Meridian 1
Page 3: ...553 3121 210 Standard 3 0 January 1999 ...
Page 17: ...xiv Contents 553 3121 210 Standard 3 0 January 1999 ...
Page 97: ...Page 78 of 536 Chapter 8 Installing a new system 553 3121 210 Standard 3 0 January 1999 ...
Page 107: ...Page 88 of 536 Chapter 10 Installing the system ground 553 3121 210 Standard 3 0 January 1999 ...
Page 113: ...Page 94 of 536 Chapter 11 Installing the power supply 553 3121 210 Standard 3 0 January 1999 ...
Page 125: ...Page 106 of 536 Chapter 12 Adding an expansion cabinet 553 3121 210 Standard 3 0 January 1999 ...
Page 209: ...Page 190 of 536 Chapter 18 Connecting the trunks 553 3121 210 Standard 3 0 January 1999 ...
Page 323: ...Page 304 of 536 Chapter 21 Installing Hospitality 553 3121 210 Standard 3 0 January 1999 ...
Page 419: ...Page 400 of 536 Chapter 23 Pre programmed data 553 3121 210 Standard 3 0 January 1999 ...
Page 555: ...Page 536 of 536 Chapter 25 Fault locating and clearing 553 3121 210 Standard 3 0 January 1999 ...