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RM3 SERIES BACKREFLECTION METER
USER’S MANUAL
10112341 Rev 002 Page 7 of 39
not use repaired fuses, and avoid any situations that can short-circuit the
fuse.
• Unless absolutely necessary, do not attempt to adjust or perform any
maintenance or repair procedure when the unit is opened and connected to
a power source.
• Repairs are to be carried out only by a JDSU qualified technician.
• Do not attempt any adjustment, maintenance, or repair procedure to the
unit’s internal mechanism if immediate first aid is not accessible.
• Disconnect the power cord from the unit before adding or removing any
components.
• Operating the unit in the presence of flammable gases or fumes is
extremely hazardous.
• Do not perform any operating or maintenance procedure that is not
described in the user’s manual.
• Some of the unit’s capacitors can be charged even when the unit is not
connected to the power source.
• If the equipment is used in a manner not specified by the manufacturer, the
protection provided by the equipment may be impaired.