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DD-8 Power Ampliers
Operation Manual4
DocumentatIon conventIonS
This document contains general safety, installation, and operating instructions for the DD-8 Power
Amplier. It is important to read this user guide before attempting to use this product. Pay particular
attention to safety instructions.
The following symbols are used in this document:
Appears on the component to indicate the presence of uninsulated, dangerous voltage
inside the enclosure – voltage that may be sucient to constitute a risk of shock.
Appears on the component to indicate important operating and maintenance
instructions in the accompanying literature.
Calls attention to a procedure, practice, condition or the like that, if not correctly
performed or adhered to, could result in injury or death.
Calls attention to a procedure, practice, condition or the like that, if not correctly performed
or adhered to, could result in damage to or destruction of part or all of the product.
Calls attention to information that is essential to highlight.
CAUTION
WARNING
NOTE:
FCC COMPLIANCE NOTICE
This device complies with part 15 of the FCC rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
CAUTION: Changes or modifications not expressly approved by the party
responsible for compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed
to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses, and can radiate radio frequency energy
and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined
by turning the equipment o and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to which
the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.