GE Dash 3000 Service Manual

Equipment overview: Theory of operation
2-28 Dash 3000/4000/5000 2000966-542D
Block diagram of microprocessor and power management subsystem
MICROCONTROLLER
RJ-45
RJ-45
50-PIN THERMAL RECORDER CONNECTOR
ETHERNET INTERFACE
EXPANSION PERIPHERAL INTERFACE
RESERVED
ECG/DAS
THERMAL RECORDER INTERFACE
DUART
1MB BATTERY BACKED SRAM--PATIENT DATA
4MB FLASH--MAIN CODE
4MB SGRAM--VIDEO/VOLATILE DATA
8MB FLASH--CRG TRENDS
SYSTEM
CONTROL
LOGIC
TRIM KNOB, 5 HARD KEYS
WATCHDOG ENABLE SWITCH
3 DIAGNOSTIC LEDS ALARM LIGHT CONNECTOR
TONE GENERATOR
WIRELESS CARD
WIRELESS CARD CONNECTOR
PCMCIA
CONTROLLER
DEVELOPMENT SUPPORT
50 MHz SYSTEM CLK
LCD CONTROLLER
SPI CONTROLLER
ADDRESS DATA AND CONTROL BUS
RESET
ETHERNET CONTROLLER
(SCC1)
UART CONTROLLER
(SMC1)
UART CONTROLLER
(SMC2)
UART CONTROLLER
(SCC2)
OFF-LINE
CONVERTER
BOARD
+3.3V +5V +12V -12V
+18V
FRONT PANEL
MANUAL RESET
3V BATTERY
POWER
ON/OFF
CONTROL
&
BATTERY
CHARGER
&
BATTERY
SELECTOR
CIRCUITRY
RESET
CIRCUIT
POWER ON/OFF KEY
5-TERMINAL
SMART
BATTERY
CONNECTORS
BATTERY BACKED
REAL-TIME CLOCK
7-PIN
MINI
DIN
D/A & ANALOG CIRCUITRY
DEFIB SYNC INTERFACE
ECG OUT
BP OUT
MARKER IN
MARKER OUT
AM LCD DISPLAY
10-PIN
HEADER
3.6864 MHz
AC
POWER
2KB EEPROM-CONFIGURATION DATA
DISPLAY BRIGHTNESS CONTROL
POWER/BATTERY STATUS LEDS
SPEAKER
AUX INTERFACE
I C CONTROLLER
2
+V
BAT
+9-18V
DC-DC
CONVERTER
574B

GE Dash 3000 Specifications

General

Brand	GE
Model	Dash 3000
Category	Monitor
Language	English