Description Of Hardware Design Principle - EDAN SE-601A Service Manual

SE-601 Series Electrocardiograph Service Manual
Environment Requirements:
Temperature:
Relative Humidity:
Atmospheric Pressure:
Power Supply Specifications:
1) Mains Supply:
Operating Voltage: 100V-240V~
Operating Frequency: 50Hz/60Hz
Input Power = 0.9A-0.4A
2) Internal li-ion rechargeable battery:
Rated voltage: 14.8V; Rated capacity: 2500mAh
3) Fuse Specification: T3.15AH250V, Ø5× 20mm

3.2 Description of Hardware Design Principle

Printer
WIFI
Module
(optional)
Transport and Storage
-20º C (-4º F) ~ +55º C (+131º F) +5º C (+41º F) ~ +40º C (+104º F)
25%RH~93%RH
Non-Condensing
70 kPa ~106 kPa
Power Supply
AC
Board
I/O
Main Board
LCD
Display
Figure 3-1 Block Diagram of the Electrocardiograph
- 14 -
25%RH~80%RH
Non-Condensing
86 kPa ~106 kPa
Li-ion
Battery
5V, 12V,
8.3V
UART
I/O
UART
Key Board
Overview
Working
ECG Board
Speaker or
buzzer