GE Dash 4000 Service Manual

Equipment overview: Theory of operation
2000966-542D Dash 3000/4000/5000 2-17
Theory of operation
Components
The patient monitor is housed in a single package. The main components
of the assembly are:
 Power supply
 Data Acquisition System
 Processor and power management subsystem (including battery case
and expansion port)
 Speaker
 Handle subassembly (including the Alarm Light option)
 Thermal printer (optional)
 Battery
Overall patient monitor block diagram
NBP
Flex
DAS Board
Patient
Connector
Flex
Patient
Connections
DAS Module
Display
Keypad
Backlight
Inverter
Display Subassembly
Display Flex
Processor Board
Power
Supply
Board
Battery Battery
Peripheral
Expansion
Connector
Processor/Power Management Subassembly
Wireless
Card
Alarm Light
Writer
Speaker
Writer Flex
AC Mains Power
Ethernet Aux Defib Sync
516B

GE Dash 4000 Specifications

General

Resolution	640 x 480 pixels
Power Supply	100-240 VAC, 50/60 Hz
ECG	3/5/12-lead
IBP	Up to 4 channels
Battery Backup	Yes
Certifications	CE, UL, CSA
Parameters Monitored	ECG, SpO2, NIBP, IBP, Temperature, Respiration, Cardiac Output
Connectivity	Ethernet, USB, Serial
Display Type	TFT LCD
Recorder	Integrated thermal printer
Battery Type	Lithium-ion
Operating Temperature	0 to 40°C
Storage Temperature	-20 to 60°C
Humidity Range	15% to 95% non-condensing
Display Size	10.4 inches
Cardiac Output	Available