GE Datex-Ohmeda S/5 Series, Техническое справочное руководство

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Datex-Ohmeda S/5 Compact Anesthesia and Compact Critical Care Monitors
4
Document no
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M1144956-003
2 Display Unit functional description
The Compact Monitor Display Unit includes the following parts:
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Central Processing Board (CPB): includes Display Controller, UPI, CPU and optionally
Network and MemCard functions
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Color LCD display and its backlight inverter
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Connector board
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Command board
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Display Unit DC/DC power supply
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Fan and loudspeaker
Figure 2 Basic structure of Display Unit
2.1 CPU section
The CPU section takes care of the central processing.
The main features are:
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486 processor
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Internal clock frequency 100 MHz
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32 Mbytes DRAM
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8 Mbytes program flash memory
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32 Kbytes static RAM with real time clock
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4 channel UART:
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2 serial channels with signals in AC-logic level
12,1"
Display
Bac
klight
Inv
erter
Connector
Board
Keypad Keypad
CPU BOARD
Net
Unit
Sync.
Un
it
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c_structure.vsd