Mindray datascope duo, Service Manual

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Duo™ Service Manual 0070-10-0604-01 4 - 1
4.0
Repair Information
4.1 Introduction
This chapter of the Duo Service Manual provides the necessary technical information
needed to perform repairs on the instrument. The most important prerequisites for effective
troubleshooting are a thorough understanding of the instrument functions as well as an
understanding of the theory of operation.
FIGURE 4-1 Module Interconnection
P2 P1
Fan
Drive
Board
Fan
Battery P1
Power
Supply
Board
P2
P3
Serial
Interface RS232<>TTL
Inverter
External
Interface
Main
Control
Board
P5
P3
P4
P1
P2
NIBP
Module
P1
Cuff
Isolated
Power
Board
P1 P2
Isolated
Power
Board
P1 P2
Masimo
SpO2
Module
J3 J1
Nellcor
SpO2
Module
J2 J1
SpO2
Sensor
SpO2
Sensor
To P1 on Main
Control Board
To P1 on Main
Control Board