Warning
• Never use the Transmitter or Receiver on circuits of more than
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.
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