GE MAC 800, Service Manual

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2-8 MAC™ 800 2031504-159D
Equipment Overview
Hardware/firmware Architecture
The MAC 800 hardware and firmware subsystems include the following:
Product Interfaces
The MAC 800 system offers the following interfaces for connecting to
external devices for data communication, software updates, and the
control of workload devices:

RS232 port (1)
Connects to external systems, like MUSE or Cardiosoft.

RJ-45 port (1)
Connects to networks via 100baseT ethernet connector via an
external medical isolator.

USB connector(2)
Connects to USB-capable devices, such as optional barcode reader or
external USB keyboard.

Secure Digital (SD) Card slot
Interfaces with a Secure Digital card, which is used to store ECGs, to
flash the device with software updates, and to connect memory /
future IO extensions.

RJ-11 port (1)
Connects an internal medical grade Analog Modem (optional) to a
phone line.
Hardware Subsystems Firmware Subsystems

CPU core

Display

Keyboard

ECG Acquisition subsystem

Thermal printer

Power supply

Housing

CE BSP (Board-Support-Package)

Printer API

Printer SW (Firmware for the Printer)

Acquisition API

Acquisition SW (Firmware for the Printer)