2-7
2.3 Before You Turn on Power
This unit operates normally when provided with an AC power supply of 100 to 240 Vac and 47.5 to 63 Hz. There is no need
to switch between 100 Vac and 200 Vac. To prevent the following accidents from happening, you must take the following
measures when supplying AC power to the unit :
• Injuries due to electric shock
• Internal damage to equipment dues to abnormal voltage
• Malfunctions due to ground current
To protect user safety, there are WARNING and CAUTION labels on the top panel of the unit.
CAUTION
The unit cannot be repaired by the
user. Do not open the unit's cover
nor disassemble it. All maintenance
should be performed by qualified
service personnel who have
experience dealing with the danger
of fire and electric shock. This unit
contains high-voltage components
that may cause injury or death from
electric shock if needlessly touched.
Touching the inside of the unit may
also damage precision components.
FOR CONTINUED FIRE
PROTECTION REPLACE
ONLY WITH SPECIFIED
TYPE AND RATED FUSE.
NO OPERATOR SERVICE-
ABLE PARTS INSIDE.
REFER SERVICING TO
QUALIFIED PERSONNEL.
WARNING
Replace burned-out fuses only with the
specified type and rated fuse. Using
the wrong type of fuse may cause a
fire.
CAUTION
Be very careful to follow the instructions in the following subsections.
2.3 Before You Turn on Power
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