Product Safety - Hitachi 36SDX88B Service Manual

PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in HITACHI television
receivers have special safety-related characteristics. These are
often not evident from visual inspection nor can the protection
afforded by them necessarily be obtained by using replacement
components rated for higher voltage, wattage, etc. Replacement
parts which have these special safety characteristics are identified
in this Service Manual.
Electrical
A mark
components having such features
in the schematics and parts list in
are identified with an
this Service Manual.
The use of a substitute replacement component which does not
have the same safety characteristics as the HITACHI-recom-
mended replacement component, shown in the parts list in this
Service Manual, may create shock, fire, X-radiation, or other haz-
ards.
Production safety is continuously under review and new instruc-
tions are issued from time to time. For the latest information,
always consult the current HITACHI Service Manual. A subscrip-
tion to, or additional copies of HITACHI Service Manuals may be
obtained at a nominal charge from HITACHI Sales Corporation.
CPT ANODE
HlGH IMPEDANCE
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CPT
H.V. METER
I .
'CHASSIS GROUND
X-Radiation
TUBE: The primary
source
of X-Radiation in this receiver is the
picture tube. The tube utilized in this chassis is specially con-
structed to limit X-Radiation emissions. For continued X-
Radiation protection, the replacement tube must be the same
type as the original HITACHl-approved type.
When troubleshooting and making test measurements in a receiv-
er with an excessive high voltage problem, avoid being unneces-
sarily close to the picture tube and the high voltage component.
Do not operate the chassis longer
cause of excessive voltage.
than is necessary
to
locate the
formed repairs can adversely affect the safety and relia-
bi ity of the product and may void warranty. Consumers
s h ould not risk trying to do the necessary repairs and
should refer to a qualified service technician.
WARNING
Lead in solder used in this product is listed by the California
Health and Welfare agency as a known reproductive toxi-
cant which may cause birth defects or other reproductive
harm (California Health and Safety Code, Section 25249.5).
When servicing or handling circuit boards and other compo-
nents which contain lead in solder, avoid unprotected skin
contact with solder. Also, when soldering do not inhale any
smoke or fumes produced.
SAFETY NOTICE
USE ISOLATION TRANSFORMER
WHEN SERVICING
Components having special safety characteristics identi-
fied by A on the parts list in this service manual and its
supplements and bulletins. Before servicing this product, it
is important that the service technician read and follow the
"Safety Precautions" and the "Product Safety Notices" in
this Service Manual.
For continued X-Radiation protection, replace picture tube
with original type or HITACHI equivalent type.
POWER SOURCE
This television receiver is designed to operate on 120
Volts/GOHz, AC house current. Insert the power cord into
a 120 Volts/GOHz outlet.
NEVER CONNECT THE TV TO OTHER THAN THE
SPECIFIED VOLTAGE OR TO DIRECT CURRENT.
This Service Manual is intended for qualified service techni-
cians; it is not meant for the casual do-it-yourselfer, Qualified
technicians have the necessary test equipment and tools, and
have been trained to properly and safely repair complex prod-
ucts such as those covered by this manual. Improperly per-
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