HP (Hewlett-Packard) HP 85660B ユーザーズマニュアル

The following safety symbols are used throughout this manual. Familiarize yourself with each
of the symbols and its meaning before operating this instrument.

The 

sign denotes a hazard. It calls attention to a procedure which,

if not correctly performed or adhered to, could result in damage to or

destruction of the instrument. Do not proceed beyond a 

sign until the

indicated conditions are fully understood and met.

The 

sign denotes a hazard. It calls attention to a procedure which,

if not correctly performed or adhered to, could result in injury or loss of life.
Do not proceed beyond a 

sign until the indicated conditions are fully

understood and met.

on, make sure it has been properly grounded

through the protective conductor of the ac power cable to a socket outlet
provided with protective earth contact.

Any interruption of the protective (grounding) conductor, inside or outside
the instrument, or disconnection of the protective earth terminal can result in
personal injury.

There are many points in the instrument which can, if contacted, cause personal
injury. Be extremely careful.

Any adjustments or service procedures that require operation of the instrument
with protective covers removed should be performed only by trained service
personnel.

make sure its primary power circuitry

has been adapted to the voltage of the ac power source.

Failure to set the ac power input to the correct voltage could cause damage to
the instrument when the ac power cable is plugged in.

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