GE Mac2000 Electrocardiograph Motherboard MT9234SMI-HV with 90 Days Warranty for Hospital and Clinic ECG Applications
Price:
Negotiation
MOQ:
1
Delivery Time:
Within 1-2 work days
Brand:
GE
Product Description
GE Mac2000 Electrocardiograph Motherboard PN MT9234SMI-HV
The GE Mac2000 Electrocardiograph motherboard PN MT9234SMI-HV serves as the central processing unit for the GE Mac 2000 ECG machine. This mainboard functions as the primary "brain" and central nervous system of the device, coordinating all ECG machine operations. Without a properly functioning motherboard, the device cannot perform its critical medical functions.
Key Functions and Architecture
The motherboard's primary role involves acquiring, processing, and managing ECG signals through several critical functions:
-
Signal Acquisition and Analog Front-End (AFE) - Processes initial electrical signals from patient electrodes through:
- Amplification: Boosts weak millivolt-level cardiac signals
- Filtering: Removes noise including muscle artifact and power line interference
- Analog-to-Digital Conversion (ADC): Converts cleaned analog signals to digital format
-
Central Processing - Houses main microprocessor and memory for:
- Executing GE analysis algorithms for interval, amplitude, and rhythm measurement
- Managing user inputs, display control, and data flow to storage
-
Input/Output and Connectivity - Provides interfaces for:
- Display output to LCD screen
- Keyboard and touchpad control panel
- Peripheral ports (USB, serial RS-232, Ethernet)
- Internal thermal printer control
- Power Regulation and Distribution - Converts incoming power to stable voltages required by system components
Core Components
- Main Microprocessor (CPU): Specialized industrial-grade chip executing device operating system and software
- Memory Chips: SDRAM for temporary data storage and Flash Memory for firmware and algorithms
- Analog Front-End Chip: Specialized integrated circuit for biopotential measurements
- Analog-to-Digital Converter: High-resolution converter for accurate signal digitization
- Power Regulation Circuits: Voltage regulators, capacitors, and inductors for clean power delivery
- Crystal Oscillators: Provide precise clock synchronization
- Communication Controllers: Manage USB, Ethernet, and serial communications
- Multiple Connectors: Interface with display, keyboard, patient cable, printer, and internal modules
Common Failure Points
- Power Supply Issues: Failed voltage regulators, swollen capacitors, and blown fuses causing erratic behavior
- Physical Damage: Cracked solder joints or board damage from impact
- Electrostatic Discharge: ESD damage to sensitive components during handling
- Component Aging: Capacitor degradation from frequent use or temperature variations
- Corrosion: Short circuits from liquid spills
- Firmware Corruption: Rare cases requiring firmware reflash
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Company
Guangzhou YIGU Medical Equipment Service Co.,Ltd
Location
Room 206, Jin Hao Zhi Ying centre Buliding, Fengxin Road NO.1, Science avenue, Luo Gang District Guangzhou Guangdong China
Contact Person
Jacky