Safety Precautions
The following are general safety precautions that are not necessarily related to any specific part or
procedure, and do not necessarily appear elsewhere in this publication. These precautions must be
thoroughly understood, and they apply to all phases of operation and maintenance. Deviser Instruments,
Inc. assumes no liability for the operator’s failure to comply with these precautions.
Plug Compatibility
Before connecting to AC power, please insure the adaptor plug fits the wall configuration on
one end, and the power supply plug configuration on the other end. Incorrect configuration
may damage the power supply.
Shock Hazard
To avoid the possibility of severe injury or death, observe the following precautions when
using the DS2831 Digital TV Spectrum Analyzer:
•
Do not remove the system covers, and do not perform electrical tests if there are
signs of shipping damage to the outer enclosure.
•
When connecting test cables to a line, do not touch the cable’s metal contact
points, or allow the cable leads to touch each other.
•
Use only the supplied power cords and connect only to a properly grounded wall
outlet. Do not use extension cords that do not have a protective ground conductor.
Explosion Hazard
Do not operate the instrument in the presence of flammable gases or fumes.
Do Not Use If Damaged
Do not use this product if it shows visible damage, fails to perform, has been stored in
unfavorable conditions, or has been subject to severe transportation stresses. Secure the
product against any unintended operation and contact a Deviser Instruments, Inc. Factory
Authorized Service Center for assistance.
Remove Power
Observe general safety precautions. Do not open the instrument with the power on.
Battery Care
Danger of explosion if the battery is incorrectly replaced. It is recommended to replace the
battery only with the same type. Do not dispose of batteries in fire or trash. Batteries must be
recycled or disposed of properly.
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