HP 5340A Operating And Service Manual page 11

Frequency counter
Hide thumbs Also See for 5340A:
Table of Contents

Advertisement

115 VOLTS AC AND 175 VOLTS DC ARE USED IN THIS INSTRUMENT.
SOME OF THE MAINTENANCE AND SERVICING OPERATIONS
SCRIBED HEREIN ARE PERFORMED WITH POWER SUPPLIED TO THE
INSTRUMENT WHILE PROTECTIVE COVERS ARE REMOVED. EXERCISE
EXTREME CARE WHEN PERFORMING THESE OPERATIONS.
VOLTAGE IS ALWAYS PRESENT ON TERMINALS INCLUDING THE
POWER INPUT CONNECTOR, FUSE HOLDER, POWER SWITCH, ETC. IN
ADDITION, WHEN THE INSTRUMENT IS ON, ENERGY AVAILABLE AT
MANY POINTS MAY RESULT IN PERSONAL INJURY OR DEATH WHEN
.
CONTACTED
THIS INSTRUMENT IS SUPPLIED WITH A THREE-WIRE POWER CABLE.
THE CENTER THIRD WIRE IS INTENDED TO CONNECT THE INSTRU-
MENT CHASSIS TO EARTH GROUND WHEN USED WITH A PROPERLY
WIRED THREE-CONDUCTOR OUTLET.
DETAILS OF POWER CONNECTION. IMPROPERLY GROUNDED EQUIP-
MENT CONFIGURATIONS MAY RESULT IN HAZARDOUS POTENTIALS
BETWEEN THE CHASSIS OF TWO OR MORE INSTRUMENTS OR EARTH
GROUND.
INPUT CIRCUITS AT THE
STROYED WITH INPUT LEVELS EXCEEDING
PARAGRAPH 3-21 REGARDING ACCEPTABLE INPUT LEVELS.
,
,
!
WARNING
WARNING
REFER TO SECTION I1 FOR
OHM INPUT CONNECTOR CAN BE DE-
50
1
WATT.
Model 5340A
DE-
LINE
PLEASE READ
ix

Advertisement

Table of Contents
loading

Table of Contents