Safety; Service Precautions And Warnings; Signal Words; General Servicing Precautions - KaVo ORTHOPANTOMOGRAPH OP 3D Service Manual

3 Safety

3.1 Service precautions and warnings

3.1.1 Signal words

The following signal words and labels are used in this document:
WARNING! Indicates a hazardous situation which, if not avoided, could result in
death or serious injury.
CAUTION! Indicates a hazardous situation which, if not avoided, could result in
minor or moderate injury.
NOTICE! Highlights suggestions which will result in enhanced installation,
reliability, or operation. Not used for safety related hazards.

3.1.2 General servicing precautions

CAUTION! Only trained and qualified service persons authorized by the
manufacturer of the device are allowed to service the device.
• Use only the original spare parts that are provided by the manufacturer when you
repair the device or replace any parts in it.
• Before you attempt to service the device make sure that you know how to operate it.
Read the ORTHOPANTHOMOGRAPH OP 3D User and Installation Manual.
• Attach the covers before you hand over the device after service.
• Ensure the electrical safety of the device by inspecting the proper grounding of user
touchable metallic parts before handing the device to the user.
• Clean the device from dust.
• Attach and tighten all screws that have been removed or loosened during service
work.
• Check the tightness of the screws in the device, especially in the carriage and the wall
mount.
• For connection requirements and safety, see the Connection requirements section in
the User manual.
• Read and understand the warnings and precautions listed in the following sections of
this service manual and in the User and Installation manual.

3.1.3 Electrical safety

• Disconnect the device from the main power supply before repairing or replacing any
mechnical parts, circuit boards or installing accessories.
• Disconnect the device from the main power supply before removing the covers.
• Disconnect the device from the main power supply before replacing circuit boards or
other electrical components.
• The circuit boards and electrical components of the device can contain capacitors with
high voltages. Wait ten (10) minutes, after disconnecting the device from the power
supply, before handling the board or component.
• If you have to leave the device unattended during service or maintenance, disconnect
the device from main power supply to protect people, who may touch the device, from
electric shock.
• The device must only be used in areas that are provided with a protective earth
connection to ensure an equipotential ground connection.
• Assemble the device according to the instructions in User and Installation manual,
always use the correct materials and original spare parts.
ORTHOPANTOMOGRAPH
™
OP 3D
3 Safety
9