A&D AND TM-2657P Instruction Manual page 3

To prevent accidents due to inappropriate handling, this product and its manual contain the following
warning signs and marks. The meaning of these warning signs and marks are as follows.
Warning Definitions
Danger
Warning
Caution
Symbol Examples
The symbol
The nature of the caution required is described inside or near the symbol,
using text or a picture.
The example on the left indicates caution against electrical shock.
The symbol
The prohibited action is described inside or near the symbol, using text or a
picture.
The example on the left indicates "Do not disassemble."
The symbol  indicates mandatory action.
The mandatory action is described inside or near the symbol, using text or a
picture.
The example on the left indicates general mandatory action.
Other
Note
Provides information useful for the user to operate the device.
Precautions for each operation are described in the instruction manual. Read the instruction
manual before using the device.
WARNING DEFINITIONS
An imminently hazardous situation which, if not avoided, will result in death
or serious injury.
A potentially hazardous situation which, if not avoided, could result in death
or serious injury.
A potentially hazardous situation which, if not avoided, may result in minor
or moderate injury. It may also be used to alert against unsafe practice.
indicates "Caution."
indicates "Do not."
i