Preparation For Use; Power Requirements; Line Voltage Selection; Power Cable - HP 54501A Service Manual

HP 54501A INSTALLATION
b. Use strong shipping container . A
double-wall carton made of 350 lb . test
material is adequate .
c . Use a layer of shock-absorbing material 70
to 100 mm (3 to 4 inches) thick around all
sides of instrument to firmly cushion and
prevent movement inside the container .
Protect control panel with cardboard .
d. Seal shipping container securely .
e. Mark shipping container FRAGILE to ensure
careful handling .
f . In any correspondence, refer to instrument
by model number and full serial number .
2-9 . PREPARATION FOR USE
2-10 . Power Requirements
The HP 54501A requires a power source of
either 115 or 230 Vac, -22% to +10% ; single
phase, 48 to 66 Hz ; 200 Watts maximum
power .
CAUTION
BEFORE CONNECTING POWER TO
THIS INSTRUMENT, be sure the line
voltage switch on the rear panel of the
instrument is set properly and the cor-
rect fuse is installed .
2-11 . Line Voltage Selection
Before setting instrument power switch to ON
position, verify that the fuse module is in the
correct position for the line voltage .
The fuse module is located in the line fil-
ter/power switch module on the rear panel of
the instrument .
if the arrow beside the voltage on the fuse
module that is in-line with the filter arrow does
not match line voltage to be used, it must be
changed . To select the proper fuse for line
2-2
voltage, gently pry out fuse module with a
flat-blade screwdriver . To use other fuse in
module, turn fuse module and reinsert into the
line filter module .
2-12 . POWER CABLE
WARNING
BEFORE CONNECTING THIS
INSTRUMENT, the protective earth
terminal of the instrument must be
connected to the protective conductor
of the (Mains) power cord . The Mains
plug must be inserted in a socket out-
let provided with a protective earth
contact . The protective action must
not be negated by the, use of an exten-
sion cord (power cable) without a
protective conductor (grounding) .
Grounding one conductor of a two
conductor outlet does not provide an
instrument ground .
This instrument is provided with a three-wire
power cable . When connected to an ap-
propriate AC power outlet, this cable grounds
the instrument cabinet . The type of power
cable plug shipped with the instrument
depends on the country of destination . Refer
to figure 2-1 for power plugs and HP part
numbers for the available plug configurations .
2-13 . APPLYING POWER
After applying power to the HP 54501A, an in-
ternal selftest may be performed by following
the procedure in section 3 . If the message "cal
ram checksum error re-cal instrument" is dis-
played at the top of the screen, refer to HP
54501A SELF CALIBRATION in section 4 of
this manual .
2-14 . CLEANING REQUIREMENTS
Use MILD SOAP AND WATER to clean the HP
54501A cabinet and front panel . Care must be
taken not to use a harsh soap which will
damage the water-base paint finish of the
instrument.