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Functional Description Of The Measurement Server Hardware - Philips M3001A Service Manual

M3/m4 monitors,measurement server,measurement server extensions.
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Functional Description of the Measurement Server Hardware

• The Third Layer—This consists of the interface management and interface controllers.
This layer contains the date/time, and Server-to-Monitor link managers.
• The Fourth Layer—This consists of the monitoring algorithms and software to acquire the
physiological signals.
Functional Description of the Measurement Server
Hardware
The Server receives information signals (such as ECG, etc.) from the patient, performs some
data processing, then transmits the data to the Monitor via the Server-to-Monitor link bar.
The following block diagram shows the main functional components of the Measurement
Server.
Front End Board
ECG/Resp Front End
From
Patient
SpO
Front End
2
Press/Temp Front End
From
NBP
Patient
Pneumatic
Assembly
+12V -12V
The main functional areas are summarized below:
• CPU Board—Consisting of a 68360 Controller, the Memory System (Flash ROM, SRAM,
DRAM, ASIC, RTC, etc.), the NBP A/D Converters, and a connector link to a Monitor or
an Extension.
22
Heart rate software.
6Vac
Floating /
6Vac
Non-Floating
Isolation
-6Vac
14Vac
DC/DC
12V
Converter
Board
Pneumatic
Power Switches
CPU Board
CPU System
(CPU, Flash-ROM
SRAM, DRAM,
ASIC, RTC,...)
3.3V
5V
+12V
-12V
3.3V (Buffd.)
48V
78kHz
NBP
A/D
Converters
To/From
Monitor
48V
78kHz
Introduction to the Instrument

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M3000aM3046aM3015aM3016a

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