Meridian America 21, 51, 61, 71 manual Contents

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Contents
Meridian 1
1
The Meridian 1 commitment
2
Advanced features
5
System architecture
9
Meridian 1 modular architecture 9
Control
9
Switching 9
Peripherals 10
Software architecture 10
Firmware 11
Software 11
Office Data
11
Resident Programs 11
Non-Resident Programs 11
Hardware architecture 13
Common equipment 13
Network equipment 17
Peripheral Equipment 31
Power equipment 32
Product description 37
Universal Equipment Modules 37
CPU module (NT8D34)
39
CPU/Network module (NT6D39) 41
Network module (NT8D35) 43
Common/Peripheral Equipment module (NTSDll)
45
Intelligent Peripheral Equipment module (NT8D37)
48
Peripheral Equipment module (NT8D13) 50
System overview 553-3001-100
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