Safety Instruction
WARNING: Only competent service personnel may carry out work involving the testing or repair of
this equipment.
X-RAY RADIATION PRECAUTION
1. Excessive high voltage can produce potentially2. The only source of X-RAY Radiation in this TV
hazardous X-RAY RADIATION.To avoid suchreceiver is the picture tube.For continued X-RAY
hazards, the high voltage must not exceed theRADIATION protection,the replacement tube
specified limit. The nominal value of the highmust be exactly the same type tube as specified
voltage of this receiver is 22-23at max beamin the parts list.
current. The high voltage must not, under any
circumstances, exceed 27.5.
Each time a receiver requires servicing, the high
voltage should be checked. It is important to use
an accurate and reliable high voltage meter.
SAFETY PRECAUTION
1. Potentials of high voltage are present when this2. If any Fuse in this TV receiver is blown, replace it
receiver is operating. Operation of the receiverwith the FUSE specified in the Replacement
outside the cabinet or with the back boardParts List.
removed involves a shock hazard from the3. When replacing a high wattage resistor(oxide
receiver.metal film resistor)in circuit board, keep the
1) Servicing should not be attempted by anyone resistor 10mm away from circuit board.
who is not thoroughly familiar with the 4. Keep wires away from high voltage or high
precautions necessary when working on high-temperature components.
voltage equipment.5. This receiver must operate under AC230 volts,
2) Discharge the high potential of the picture tube 50Hz. NEVER connect to DC supply or any other
before handling the tube. The picture tube is power or frequency.
highly evacuated and if broken, glass
fragments will be violently expelled.
PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in this haveidentified by designated symbol on the parts list.
special safety-related characteristics. TheseBefore replacing any of these components, read the
characteristics are often passed unnoticed by aparts list in this manual carefully. The use of
visual inspection and the X-RAY RADIATIONsubstitute replacement parts which do not have the
protection afforded by them cannot necessarily besame safety characteristics as specified in the parts
obtained by using replacement components ratedlist may create X-RAY Radiation.
for higher voltage,wattage,etc. Replacement parts
which have these special safety characteristics are
identified in this manual and its supplements,
electrical components having such features are
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ACEC
