Read Panasonic TX-15PM30T / TC-21X3 / TX-21X3T Service Manual online
X-Radiation
Warning :
The potential sources of X-Radiation in TV set
are the EHT section and the picture tube.
When using a picture tube test jig for service,
ensure that jig is capable of handling 28.5kV
without causing X-Radiation.
Note : It is important to use an accurate
are the EHT section and the picture tube.
When using a picture tube test jig for service,
ensure that jig is capable of handling 28.5kV
without causing X-Radiation.
Note : It is important to use an accurate
periodically calibrated high voltage
meter.
meter.
1. Set the brightness to minimum.
2. Use the remocon to get into Service Mode.
3. Measure the EHT. The meter reading should
2. Use the remocon to get into Service Mode.
3. Measure the EHT. The meter reading should
indicate 27.5(+-1.0)kV. If the meter
indication is out of tolerance, immediate
indication is out of tolerance, immediate
service and correction is required to prevent
the possibility of premature component failure.
4. To prevent the possibility X-Radiation, it is
essential to use the specifield picture tube, if
service replacement becomes necessary.
the possibility of premature component failure.
4. To prevent the possibility X-Radiation, it is
essential to use the specifield picture tube, if
service replacement becomes necessary.
MX-7 Chassis Block Diagram
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