HP 5335A - Page 10

Installation
SELECTION OF OPERATING VOLTAGE
1. Open cover door and rotate fuse-puii to left.
2. Select operating voltage by orienting PC board to
position desired voltage on top-left side. Push board
firmly into module slot.
3. Rotate fuse-pull back into normal position and re-insert
fuse in holders, using caution to select correct fuse value.
Operating voltage is shown
in module window.
Figure 2-1. Line Voltage Selection
2-14, Power Cable
BEFORE SWITCHING ON THIS INSTRUMENT, THE PROTECTIVE
EARTH TERMINALS OF THIS INSTRUMENT MUST BE CON¬
NECTED TO THE PROTECTIVE CONDUCTOR OF THE (MAINS)
POWER CORD. THE MAINS PLUG SHALL ONLY BE INSERTED IN
A SOCKET OUTLET PROVIDED WITH A PROTECTIVE EARTH
CONTACT. THE PROTECTIVE ACTION MUST NOT BE NE¬
GATED BY THE USE OF AN EXTENSION CORD (POWER CABLE)
WITHOUT A PROTECTIVE CONDUCTOR (GROUNDING).
I WARNING I
2-15. The 5335A is shipped with a three-wire power cable. When the cable is connected to an
appropriate ac power source, this cable connects the chassis to earth ground. The type of power
cable plug shipped with each instrument depends on the country of destination. Refer to Fig¬
ure 2-2 for the part numbers of the power cable and plug configurations available.
2-2
Mndpi SWSA