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Control Module Description
Communications I/O Module (064823) (Slot C3)
This module has several connectors which transfer signals between the external
circuits and the Model 4000.
■
Connectors for the tally relays on Control Processor 2 Module
■
Connector for the Control Panel
■
Connector for editor
■
Connector for remote aux control
■
Connector for modem
There is one active circuit on the module:
■
Input circuit for the analog reference video
Expanded Communications Carrier Module (064824) (Slot C1)
The Communications Carrier Module has one processor that does the following:
Communications Processor 3
■
Controls Ethernet communications
■
Controls other serial communications
Processors Used:
HOS
GPI Module (064825) (Slot C4)
The GPI Module provides connectors for the GPI relays which are located on
Control Processor 2.
The GPI Module has a device which will open the +5 Volt supply if the +5 Volt
supply is shorted. This condition will last until the short is removed.
Tally Control Module (064808)
The tally data from Communications Processor 2 on Control Module 2 is sent via
an RS-422 connector. This data is translated by the on board microprocessor and
sent to the appropriate relays. There are DIP switches on the module which tell the
processor how to interpret the data.
Summary of Contents for Grass Valley 4000
Page 3: ...iii Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 4: ...iv Tektronix Grass Valley Products P O Box 1114 Grass Valley CA 95945 916 478 3800 ...
Page 34: ...1 20 Section 1 System Overview ...
Page 138: ...2 104 Section 2 Installation ...
Page 196: ...3 58 Section 3 Functional Description ...
Page 286: ...Index 6 Index ...