Mindray DC-25, Service Manual

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System Diagnosis and Support
9-5
9.2.2 The start-up Process of BIOS
The start-up process of BIOS is a black-box operation, and the primary description is
as following:
Basic Procedures Basic phenomenon
Self-test after the system power-on&
Initialization& The settings of record
system& Providing the
resident
program library
The LCD is blank screen in a short time.
Loading the operation system Linux boot screen display
9.2.3 The Start-up of Linux
Basic Procedures Basic phenomenon
Guiding the course of
program loading The LCD is black screen now, and the time of the
course is short.
The course of testing and
HDD configuration The LCD is black screen now, and the time of the
course is short.
The course of the internal
core loading The Linux boot screen appears
The course of logging on Same as the above
Starting DOPPLER The Linux boot screen appears, and simultaneously
progress bar displays the related information.
9.2.4 The Start-up of Doppler
9.2.4.1 Procedure of Startup
Linux app
initialization
ultrasonic hardware
initialization
Finish initialization
PC ultrasonic
software
initialization
Finish related startup ,operation and
application of ultrasonic software
Initialize ultrasonic hardware