GE HEALTHCARE
DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL
Chapter 5 - Components and Functions (Theory) 5 - 103
Section 5-6
Internal I/O
5-6-1 General Description
The Internal I/O module (IIO) is the interface between the Front-End Processor (Card Cage), the Back-
End Processor, and the rest of the system, including the Operator Panel (Top Console) and the
Peripherals.
The IIO module performs buffering and distribution of DC power, video, audio and control data as
described in this list:
• Video and audio signals are distribution between the Back-End Processor, External I/O, Top
Console and peripherals.
• USB, Ethernet and RS232 signals are routed from the Back-End Processor to the External I/O for
external communication.
• USB signals are routed between the Back-End Processor and the user interface.
• Serial Bus signals are routed from the Back-End Processor to control VCR and UPS.
• Signals for power control and fan control are routed through the module.
Figure 5-63 The Internal I/O module seen from different angles
Internal I/O module. This side is
facing the left side (“Back-End
Processor side”) of the unit.
This connector is
plugged into the
Front-End Rack
The External I/O is plugged
into this connector
This side is facing the
right side of the unit
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