HP 4935A, Operating And Service Manual

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Model IEC Symbols
IEC SYMBOLS
The of key I EC symbols used by Hewlett-Packard. All symbols
are normally to the device the symbol. They shall not
be placed on removable parts likely to be detached or lost.
A
V
VA
w
W h
Manual symbol: If necessary. to preserve the
from damage necessary for the user to refer to
the manual, then shall the apparatus be marked
fad from the by live voltages that
may be dangerous when to or from
those shall be marked the flash shown when the
exceeds 1 KV: The flash shall be red
Earth the use of this symbol for the
earth not by Standards, it may
be for example, by placed a
AC current 117-l. symbol No.
DC current 117-l. symbol No.
AC or DC current EC 1 17-l. symbol No.
Frame or chaws The may be com-
pletely or partly omitted if there no ambiguity. If the
hatching is
the line representing the or chassis
shall be EC symbol No. 87).
Ampere 1174, symbol No. 356).
Volt 1174. symbol No. 357).
EC 1174, symbol No. 358).
Watt EC 1174, symbol No.
EC 1174, symbol No.
1174, symbol No. 362).
Hertz 1174. No. 365).
Contactor, normally closed. In order to confusion with
t h e s y m b o l f o r a the between the
horizontal (as drawn here) lines should be at least equal to
the length of those
symbol No. 215.21.
In the following the use of Cautions and Notes used
in HP Automatic Test System Manuals.
Warnings, cautions and notes. and shall precede the text
to which each apples but notes may precede or follow applicable text depending
on the
to be and notes shall not
procedural steps nor shall they be numbered. When a caution, or note
of or more paragraphs, the WARNING, CAUTION, NOTE,
shall not be repeated above each paragraph. If it is ever necessary to precede a
paragraph by both a
and a note, or a and a note, etc. they shall
appear the sequence noted, namely. notes. Such inserts
the text shall be short and concise and be used to emphasize important and
An procedure, etc. not
followed, could result personal injury or
loss of life.
An operating procedure, etc. which, if not
strictly observed, could result damage to, or
destruction of,
NOTE: An operating procedure, etc.
is essential to
hazards precaution data. When hazardous chemicals or adverse health
factors, in the environment or use of the cannot be eliminated,
precautionary requirements shall be
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