2 - 22 Operator’s Manual
2 System Overview
The general meaning assigned to geometric shapes, safety colors and contrast colors for safety
signs are as follows:
2.14 Symbols
This system uses the symbols listed in the following table. Their meanings are explained as follows:
Geometric
shape
Meaning Safety color Contrast color Graphical
symbol color
Prohibition Red White Black
Mandatory action Blue White White
Warning Yellow Black
Black
Symbol Description
Type-BF applied part
Defibrillation-proof type CF applied part
Caution!
Standby
Protective earth (ground)
Used for s-video output.
VGA output
Network port
HDMI port
High speed USB port
USB port
Pencil probe port
ECG/PCG Input
AC (Alternating current)
Standby indicator