
N2779A Power Supply
Operation
5
CAUTION Before turning on the power, make sure that the voltage of the power
supply being used matches the supply voltage indicated on the rear panel
of the unit. Connecting to a different supply voltage may result in
equipment damage or incorrect measurements.
CAUTION Allow at least 5 cm clearance on both sides and above the power supply
for proper cooling. Ventilation holes for heat radiation are provided on the
top and side panels of the product. Installation of the product with the
ventilation holes obstructed may cause a malfunction or fire.
Table 1 Instrument Markings
Marking Description
"Caution" or "Warning" risk of danger marked on product. Refer
to “Safety Precautions” on page 7.
Earth terminal symbol. Used to indicate a circuit common
connected to grounded chassis.
Indicates AC (Alternating Current).
Indicates power on.
Indicates power off.
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