Siemens Servo Screen 390 Service Manual page 7

Servo Screen 390
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Siemens-Elema AB
Hardware overview
Servo Screen 390 unit is a small, compact,
ergonomically-designed computer unit. It is
manufactured from materials suitable for
use in a clinical environment and is designed
specifically for integration with existing
ventilator equipment.
The primary features of the Servo Screen
390 are:
• An electro-luminescent, mono-chromatic
screen (1) which provides displays that are
clearly visible within the bedside working
area.
• A power on/off switch (2).
• A single operator control including a pulse
generator in the form of an easy-to-use
knob (3), which can be only turned or
pressed.
• A removable software memory card under
the protective cover (4) for easy software
updates. More information about software
upgrading can be found in the chapter 4,
"Service procedures".
• Connection ports as follows:
– KBD port (5) for connection of a keyboard.
For service use only.
– PRINTER port (6) for connection of a
printer.
– COM port (7) for serial communication
with other equipment. For future appli-
cations. Dependent on the software
version.
– VENT port (8) for serial communication
with the ventilator.
– CRT port (9) for connection of an external
monitor.
– PWR port (10) for connection to a power
source.
More information about the connection ports
can be found in the chapter 7, "Diagrams".
1. Introduction
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