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SAFETY INFORMATION
Table 1 describes the international electrical symbols used on the
tester and in this manual.
Table 1. International Electrical Symbols
Warning
•
Never use the Transmitter or Receiver on circuits of more
than AC 60V or DC 48V.
•
Never use the Transmitter, Receiver, or test leads if they
are damaged. Inspect the cases and test leads for
damage before use.
•
Disconnect unused test leads and connectors from the
Transmitter when testing telephone circuits.
•
Never open the case except to change the battery or the
fuse; no user-serviceable parts are inside.
•
Turn off the Transmitter or Receiver and disconnect all
test leads before replacing the battery.
•
Use only a 9V battery, properly installed in the case, to
operate the Transmitter and Receiver.
•
If this equipment is used in a manner not specified by the
manufacturer, the protection provided by the equipment
may be impaired.
Caution
•
Avoid touching the Receiver tip to patch panel
connections and using the tip to dig into cable bundles.
Doing so regularly may damage the Receiver tip over
time.
•
To avoid unreliable test results, replace the battery as
soon as the low battery indication appears.
Warning：Risk of personal injury. See
explanations in the manual.
Caution：Risk of damage or destruction to
equipment or software. See explanations in the
manual.
Warning：Risk of electric shock.
Please keep an eye on the status or function of
the equipment while operating.
This equipment not for connection to public
communications networks, such as active
telephone systems.
5
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