3M Touch Systems Proprietary Information
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3M Dynapro ET 3170 Terminal Service Guide
WARNING
To reduce the risks associated with electrical shock or fire which, if not avoided,
could result in death or serious injury and/or property damage:
!
Provide a clean, reliable grounding.
!
When installing the ET unit, ensure that specifications for supply circuit overcurrent
protection and wiring are not exceeded.
!
Properly install the ET unit with a NEMA 4X/IP66 gasket that is undamaged and effective.
!
Do not use an ET unit that is not rated to NEMA 4X/IP66 in an environment that requires a
NEMA 4X/IP66 seal.
!
When replacing a fuse of other part, use a part of the type and rating specified by 3M Touch
Systems.
WARNING
To reduce the risks associated with electrical shock which, if not avoided, could
result in death or serious injury and/or property damage:
!
Do not open the power supply in the ET unit. It contains hazardous voltages. The power
supply has no user-serviceable parts or adjustments inside.
!
Make sure that the ground potential difference between the ET unit and the host computer
is less than 2V.
!
Qualified service personnel should avoid exposed electrical contacts inside the ET unit.
!
Before removing the ET unit from its mounting or performing any other service to the unit,
disconnect power to the unit.
!
Provide adequate strain relief for all communications and power cables.
CAUTION
To reduce the risks associated with fire and electrical shock that may result in
personal injury or property damage:
!
If the ET unit will be used in corrosive environments, it is the responsibility of the user to
test and evaluate the unit in those environments. The ET unit, as shipped, has not been
evaluated for use in corrosive environments and using it in such environments, without
evaluation and testing, may lead to unsafe conditions.
CAUTION
To reduce the risks associated with fire which, if not avoided, could result in property
damage:
!
Use only installation materials supplied. Use of materials other than those supplied may
result in uneven mechanical loading and will invalidate the warranty.
CAUTION
To reduce the risks associated with muscle strain which, if not avoided, may result
in minor or moderate injury:
!
Avoid using the ET unit for long periods of time without breaks.
CAUTION
To reduce the risks associated with eye strain which, if not avoided, may result in
minor or moderate injury:
!
Use the ET unit where there is neither too much ambient light nor glare on the screen.
CAUTION
To reduce the risks associated with environmental contamination which, if not
avoided, may result in minor or moderate injury and/or cause property damage:
!
Dispose of the ET unit according to applicable government regulations.
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