viii
Before operation
Concerning the symbols
This manual uses the following symbols to explain correct operation and to prevent
injury or damage to property.
The symbols and descriptions are as follows. Understand them before proceeding with
this manual.
WARNING
Indicates a warning that, if ignored, may result in
serious injury or even death.
CAUTION
Indicates a caution that, if ignored, may result in
injury or damage to property.
Examples of symbols
The Δ symbol indicates caution (including DANGER and WARNING).
The illustration inside the Δ symbol specifies the content of the caution
more accurately. (This example warns of possible electrical shock.)
The symbol indicates that performing an action is prohibited. The
illustration inside the symbol specifies the contents of the prohibited
operation. (In this example disassembly is prohibited.)
The symbol indicates operations that must be performed. The
illustration inside the symbol specifies obligatory instructions. (In this
example unplugging is the obligatory instruction.)
Concerning the WARNING labels
The WARNING labels are put on the MF/HF Transceiver, Antenna tuner, Power supply,
and Battery charger. Do not take off, destroy, or modify the labels.
NTD-2150 MF/HF Transceiver
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