Read Panasonic TU-PTA500U Service Manual online
IMPORTANT:
To protect against possible damage to the solid state devices due to arcing or static discharge, make certain that all ground
wires are securely connected
wires are securely connected
CAUTION
The power supply circuit is above earth ground and the chassis cannot be polarized.Use an isolation transformer when servicing
the receiver-decoder to the chassis. Connect the test equipment to the proper ground (
the receiver-decoder to the chassis. Connect the test equipment to the proper ground (
) or (
) when servicing,
or incorrect voltages will be measured.
WARNING
This receiver-decoder has been designed to meet or exceed applicable safety and FCC rules as specified by government
agencies and independent testing laboratories.
agencies and independent testing laboratories.
To maintain original product safety design standards relative to the FCC rules and shock and fire hazard, parts indicated with
the symbol
the symbol
on the schematic must be replaced with identical parts. Order parts from the manufacturer’s parts center using
the parts numbers listed in this service manual, or provide the model number and the part reference number.
For optimum performance and reliability, all other parts should be replaced with components of identical specification.
IMPORTANT SAFETY NOTICE
Special components are used in this receiver-decoder which are important for safety. These components are identified on the schematic
diagram and on the replacement part list by the symbol
diagram and on the replacement part list by the symbol
. It is essential that these critical parts are replaced with the manufacturer’s
specified replacement part to prevent shock, fire or other hazards. Do not modify the original design without the manufacturer’s permission.
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TU-PTA500U
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