Agilent Technologies E4402/7B, User'S And Service Manual

Page: 24 / 27

24 User’s and Service Guide Supplement
Cautions
WARNING
The opening of covers or removal of parts is likely to expose
dangerous voltages. Disconnect the instrument from all voltage
sources while it is being opened.
WARNING
This product is designed for use in Installation Category II and
Pollution Degree 2 per IEC 1010 and 664 respectively.
Cautions
CAUTION
The CAUTION notice denotes a hazard. It calls attention to an
operating procedure, practice, or the like, which if not correctly
performed or adhered to, could result in damage to the product or loss of
important data. Do not proceed beyond a CAUTION notice until the
indicated conditions are fully understood and met.
Cautions applicable to this instrument are:
CAUTION
Always use the three-prong ac power cord supplied with this
instrument. Failure to ensure adequate earth grounding (by not using
this cord) can cause instrument damage.
CAUTION
This instrument has autoranging line voltage input; be sure the supply
voltage is within the specified range.
CAUTION
Ventilation Requirements: When installing the instrument in a cabinet,
the convection into and out of the instrument must not be restricted.
The ambient temperature (outside the cabinet) must be less than the
maximum operating temperature of the instrument by 4
°
C for every
100 watts dissipated in the cabinet. If the total power dissipated in the
cabinet is greater than 800 watts, forced convection must be used.