Panasonic PT-47X54J Service Manual page 103

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.
transformer when servicing the receiver to avoid
damage to the test equipment or to the chassis.
Connect the test equipment to the proper ground (HOT
or COLD) when servicing, or incorrect voltages will be
measured.
WARNING
This receiver has been designed to meet or exceed
applicable safety and x-ray radiation protection as
specified by government agencies and independent
testing laboratories.
To maintain original product safety design standards
relative to x-ray radiation and shock and fire hazard,
parts indicated with the symbol
must be replaced with identical parts. Order parts from
the manufacturer's parts center using the parts numbers
shown in this service manual, or provide the chassis
number and the part reference number.
For optimum performance and reliability, all other parts
should be replaced with components of identical
specification.
Use an isolation
on the schematic
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