Important Information
1-18 Service Manual
Safety Information
1 Important Information
HiPath 1100 Telecommunications Systems are compatible with TN-S and TN-C-S power
systems featuring a PEN conductor divided into two parts: a safety ground conductor (PE) and
a neutral conductor (N) as defined in IEC 364-3.
1.1 Safety Information
The following information is intended for service personnel and authorized technicians.
Read carefully all the information pertaining to this equipment and follow all safety guidelines.
Become familiar with all emergency numbers.
Whenever work conditions are not absolutely safe, make sure to discuss the situation with a
supervisor before starting to work. For example, humidity or risk of an explosion due to the
presence of gas should be talked about before proceeding.
Safety Symbols
The following symbols are used to indicate potential hazards
:
Warning
Only service and installation personnel should open the PABX box and/or connect
and handle trunk and extension lines.
This symbol indicates an imminently hazardous situation which, if
not avoided, will result in death or serious injury.
This symbol indicates a potentially hazardous situation which, if
not avoided, could result in death or serious injury.
This symbol indicates a potentially hazardous situation which may
lead to a minor to moderate injury or may damage the hardware or
software.
This symbol identifies useful information.
!
Danger
!
Warning
!
Caution
!
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