GE HEALTHCARE - KRETZTECHNIK VOLUSON® 730EXPERT (BT03)
D
IRECTION 105899, REVISION 3 DRAFT (APRIL 29, 2008) SERVICE MANUAL
Chapter 5 - Components and Functions (Theory) 5-29
5-5-2 BackEnd - Board Descriptions
5-5-2-1 SBC - Single Board Computer
Built in or external Components:
-AGP VGA
- 100 Mbit LAN
-USB 2.0
- Sound
Major Tasks:
- System Control
- 2D / 3D-Image processing and Rendering
- RS232 (User Interface)
- PS2 (User Interface PC-Keyboard, Mouse as Trackball)
- Control GEM drives (USB)
5-5-2-2 PCI VGA Card
Generates Video signal for LCD in User Interface GEU
5-5-2-3 CKV - DMA-Controller / Video-Card
• DMA-Controller f. High Speed Data Transfer into Slot-CPU-Memory
• VGA- Output (2 Channels) for the System Main Monitor and external device
• Video-Converter VGA RGB to: VHS, S-VHS, RGB.
• Display External Playback Video and adding Overlay graphics to it.
see also: Figure 5-15: Block diagram CKV on page 5-28
5-5-2-4 Hard Disk Drive
Minimum 80GB; IDE
Stores the system programs and Image filing (patient data, Report files)
5-5-2-5 CPE - Back Panel I/O-Card
Multiplexer +Amplifier for PC-Sound<>Doppler Audio
Feed through for DC- Power and signals and for built in Peripherals (User Interface, Disk drive module,
ECG, etc.)
5-5-2-6 CPM - PC-Motherboard Card
Industrial Standard compatible (PCI) Motherboard
For interfacing between Front End and Back End Processor.
CPE is connected at CPM too.
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