M7LXU
PRODUCT- SAFETY NOTICE
Many electrical and mechanical parts in HITACHI television This Service Manual is intended for qualified service techni-
cians; it is not meant for the casual do-it-yourselfer. Quali-
receivers have special safety related characteristics. These
are often not evident from visual inspection nor can the pro- fied technicians have the necessary test equipment and tools,
tection afforded by them necessarily be obtained by using and have been trained to properly and safely repair com-
replacement components rated for higher voltage, wattage, plex products such as those covered by this manual. Im-
etc. Replacements parts which have these special safety properly performed repairs can adversely affect the product
characteristics are identified in this Model Service Manual. and its safety. Consumers should not risk trying to do the
necessary repairs and should instead refer to a qualified
Electrical components having such features are identified service technician.
with an A mark in the schematics and parts list in this Model
WARNING
Service Manual.
Lead in solder used in this product is listed by the California
Health and Welfare agency as a known reproductive toxi-
The use of a substitute replacement component which does
cant which may cause birth defects or other reproductive
not have the same safety characteristics as the HITACHI
harm
recommended replacement one, shown in the parts list in
(California Health and Safety Code, Section 25249.5).
this Model Service Manual, may create shock, fire, X-Ra-
diation, or other hazards.
When servicing or handling circuit boards and other compo-
nents with lead in solder, avoid unprotected skin contact with
Production Safety is continuously under review and new in-
the solder. Also, when soldering do not inhale any smoke or
structions are issued from time to time. For the latest infor-
fumes produced.
mation, always consult the current HITACHI Service Manual.
A subscription to, or additional copies of HITACHI Service
Manual may be obtained at a nominal charge from HITACHI
SAFETY NOTICE
SALES CORPORATION.
USE ISOLATION TRANSFORMER
WHEN SERVICING
CPT ANODE
\
Components having special safety characteristics are iden-
tified by A on the parts list in this Model Service Manual
and its supplements and bulletins. Before servicing this, it
is important that the service technician read and follow the
?Safety Precautions? and the ?Product Safety Notices? in this
Service Manual.
\
CHASSIS GROUND
For continued X-Radiation protection, replace picture tube
with original type or Hitachi equivalent type.
X-Radiation POWER SOURCE
TUBE: The primary source of X-Radiation in this receiver is This television receiver is designed to operate on 120 Volts/
the picture tube. The tube utilized in this chassis is spe- 60Hz, AC house current. Insert the power cord into a 120
cially constructed to limit X-Radiation emission. For contin- Volts/GOHz outlet.
ued X-Radiation protection, the replacement tube must be
the same type as the original HITACHI approved type. NEVER CONNECTTHETVTO OTHERTHANTHE
SPECIFIED VOLTAGE OR TO DIRECT CURRENT.
When troubleshooting and making test measurements in a
receiver with an excessive high voltage problem, avoid com-
ing unnecessarily close to the picture tube and the high volt-
age component.
Do not operate the chassis longer than is necessary to lo-
cate the cause of the excessive voltage. |
ACEC
