Read Panasonic TU-PTA100E Service Manual online
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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.
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 (
Use an isolation transformer when servicing 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.
government 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
indicated with the symbol
on the schematic must be replaced with identical parts. Order parts from the man-
ufacturer’s parts center using the parts numbers listed in this service manual, or provide the model number and
the part reference number.
the part reference number.
For optimum performance and reliability, all other parts should be replaced with components of identical speci-
fication.
fication.
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