Tektronix 2200 TV Video Accessories User Manual


 
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Section 3 — Functional Description
Communications I/O Module (064823) (Slot C10)
This module has several connectors which simply transfer signals between
the external circuits and the Model 2200.
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
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.
Expanded Communications Carrier Module (064824)
The Communications Carrier Module has one processor that does the
following:
Operates the Serial Communications Mezzanine
Processors Used:
HOS
Serial Communications Mezzanine (068918)
Communications Processor 3
Controls Ethernet communications
Controls other serial communications