PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS
CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY,SUBJECT : X-RADIATION
NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC-
1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER-
TUREROS APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLYSONNEL COVER THE SUBJECT OF X-RADIATION. THE ONLY POTEN-
VOID THE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR ANY
RESULTING PROPERTY DAMAGE OR USER INJURY.TIAL SOURCE OF X-RAYS IN CURRENT T.V. RECEIVERS IS THE PIC-
TURE TUBE. HOWEVER, THIS TUBE DOES NOT EMIT X-RAYS WHEN
SERVICE WORK SHOULD BE PERFORMED ONLY AFTER YOU ARETHE HIGH VOLTAGE IS AT THE FACTORY SPECIFIED LEVEL. THE
THOROUGHLY FAMILIAR WITH ALL OF THE FOLLOWING SAFETYPROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC. OPERA-
CHECKS AND SERVICING GUIDELINES. TO DO OTHERWISE,TION AT HIGHER VOLTAGES MAY CAUSE A FAILURE OF THE PIC-
INCREASES THE RISK OF POTENTIAL HAZARDS AND INJURY TO THETURE TUBE OR HIGH VOLTAGE SUPPLY AND, UNDER CERTAIN CIR-
USER.CUMSTANCES, MAY PRODUCE RADIATION IN EXCESS OF DESIR-
WHILE SERVICING, USE AN ISOLATION TRANSFORMER FOR PROTEC-ABLE LEVELS.
TION FROM A.C. LINE SHOCK.2. ONLY FACTORY SPECIFIED C.R.T. ANODE CONNECTORS MUST BE
USED. DEGAUSSING SHIELDS ALSO SERVE AS X-RAY SHIELD IN
SAFETY CHECKSCOLOR SETS, ALWAYS RE-INSTALL THEM.
AFTER THE ORIGINAL SERVICE PROBLEM HAS BEEN CORRCTED. A3. IT IS ESSNTIAL THAT SERVICE PERSONNEL HAVE AVAILABLE AN
CHECK SHOULD BE MADE OF THE FOLLOWING.
ACCURATE AND RELIABLE HIGH VOLTAGE METER. THE CALIBRA
SUBJECT : FIRE & SHOCK HAZARDTION OF THE METER SHOULD BE CHECKED PERIODICALLY
1. BE SURE THAT ALL COMPONENTS ARE POSITIONED IN SUCH A WAYAGAINST A REFERENCE STANDARD, SUCH AS THE ONE AVAILABLE
AT YOUR DISTRIBUTOR.
AS TO AVOID POSSIBILITY OF ADJACENT COMPONENT SHORTS.
THIS IS ESPECIALLY IMPORTANT ON THOSE MODULES WHICH ARE4. WHEN THE HIGH VOLTAGE CIRCUITRY IS OPERATING PROPERLY
TRANSPORTED TO AND FROM THE REPAIR SHOP.THERE IS NO POSSIBILITY OF AN X-RADIATION PROBLEM. EVERY
TIME A COLOR CHASSIS IS SERVICED. THE BRIGHTNESS SHOULD
2. NEVER RELEASE A REPAIR UNLESS ALL PROTECTIVE DEVICESBE RUN UP AND DOWN WHILE MONITORING THE HIGH VOLTAGE
SUCH AS INSULATORS, BARRIERS, COVERS, SHIELDS, STRAIN
WITH A METER TO BE CERTAIN THAT THE HIGH VOLTAGE DOES
RELIEFS, POWER SUPPLY CORDS, AND OTHER HARDWARE HAVENOT EXCEED THE SPECIFIED VALUE AND THAT IT IS REGULATING
BEEN REINSTALLED PER ORIGINAL DESIGN. BE SURE THAT THE
SAFETY PURPOSE OF THE POLARIZED LINE PLUG HAS NOT BEENCORRECTLY, WE SUGGEST THAT YOU AND YOUR SERVICE ORGA-
NIZATION REVIEW TEST PROCEDURES SO THAT VOLTAGE REGU-
DEFEATED.
LATION IS ALWAYS CHECKED AS A STANDARD SERVICING PROCE-
3. SOLDERING MUST BE INSPECTED TO DISCOVER POSSIBLE COLDDURE. AND THAT THE HIGH VOLTAGE READING BE RECORDER ON
SOLDER JOINTS, SOLDER SPLASHES OR SHARP SOLDER POINTS.EACH CUSTOMEROS INVOICE.
BE CERTAIN TO REMOVE ALL LOOSE FOREIGN PARTICLES.5. WHEN TROUBLESHOOTING AND MAKING TEST MEASUREMENTS IN
4. CHECK FOR PHYSICAL EVIDENCE OF DAMAGE OR DETERIORATIONA PRODUCT WITH A PROBLEM OF EXCESSIVE HIGH VOLTAGE,
TO PARTS AND COMPONENTS. FOR FRAYED LEADS, DAMAGEDAVOID BEING UNNECESSARILY CLOSE TO THE PICTURE TUBE AND
INSULATION (INCLUDING A.C. CORD). AND REPLACE IF NECESSARYTHE HIGH VOLTAGE SUPPLY. DO NOT OPERATE THE PRODUCT
FOLLOW ORIGINAL LAYOUT, LEAD LENGTH AND DRESS.LONGER THAN IS NECESSARY TO LOCATE THE CAUSE OF EXCES
5. NO LEAD OR COMPONENT SHOULD TOUCH A RECIVING TUBE ORSIVE VOLTAGE.
A RESISTOR RATED AT 1 WATT OR MORE. LEAD TENSION AROUND6. REFER TO HV. B+ AND SHUTDOWN ADJUSTMENT PROCEDURES
PROTRUNING METAL SURFACES MUST BE AVOIDED.DESCRIBED IN THE APPROPRIATE SCHEMATIC AND DIAGRAMS
6. ALL CRITICAL COMPONENTS SUCH AS FUSES, FLAMEPROOF(WHERE USED).
RESISTORS, CAPACITORS, ETC. MUST BE REPLACED WITH EXACTSUBJECT: IMPLOSION
FACTORY TYPES, DO NOT USE REPLACEMENT COMPONENTS1. ALL DIRECT VIEWED PICTURE TUBES ARE EQUIPPED WITH AN INTE
OTHER THAN THOSE SPECIFIED OR MAKE UNRECOMMENDED CIR-
GRAL IMPLOSION PROTECTION SYSTEM, BUT CARE SHOULD BE
CUIT MODIFICATIONS.TAKEN TO AVOID DAMAGE DURING INSTALLATION, AVOID
7. AFTER RE-ASSEMBLY OF THE SET ALWAYS PERFORM AN A.C.SCRATCHING THE TUBE. IF SCRATCHED REPLACE IT.
LEAKAGE TEST ON ALL EXPOSED METALLIC PARTS OF THE CABI-
NET, (THE CHANNEL SELECTOR KNOB, ANTENNA TERMINALS. HAN-2. USE ONLY RECOMMENDED FACTORY REPLACEMENT TUBES.
DLE AND SCREWS) TO BE SURE THE SET IS SAFE TO OPERATESUBJECT : TIPS ON PROPER INSTALLATION
WITHOUT DANGER OF ELECTRICAL SHOCK. DO NOT USE A LINE
1. NEVER INSTALL ANY PRODUCT IN A CLOSED-IN RECESS, CUBBY-
ISOLATION TRANSFORMER DURING THIS TEST USE AN A.C. VOLT-HOLE OR CLOSELY FITTING SHELF SPACE. OVER OR CLOSE TO
METER, HAVING 5000 OHMS PER VOLT OR MORE SENSITIVITY, IN
THE FOLLOWING MANNER; CONNECT A 1500 OHM 10 WATT RESIS-HEAT DUCT, OR IN THE PATH OF HEATED AIR FLOW.
TOR, PARALLELED BY A .15 MFD. 150.V A.C TYPE CAPACITOR2. AVOID CONDITIONS OF HIGH HUMIDITY SUCH AS: OUTDOOR PATIO
BETWEEN A KNOWN GOOD EARTH GROUND (WATER PIPE, CON-INSTALLATIONS WHERE DEW IS A FACTOR, NEAR STEAM RADIA-
DUIT, ETC.) AND THE EXPOSED METALLIC PARTS, ONE AT A TIME.TORS WHERE STEAM LEAKAGE IS A FACTOR, ETC.
MEASURE THE A.C. VOLTAGE ACROSS THE COMBINATION OF 1500 3. AVOID PALCEMENT WHERE DRAPERIES MAY OBSTRUCT REAR
OHM RESISTOR AND .15 MFD CAPACITOR. REVERSE THE A.C. PLUGVENTING. THE CUSTOMER SHOULD ALSO AVOID THE USE OF DEC-
AND REPEAT A.C. VOLTAGE MEASUREMENTS FOR EACH EXPOSED ORATIVE SCARVES OR OTHER COVERINGS WHICH MIGHT
METALLIC PART. VOLTAGE MEASURED MUST NOT EXCEED 75OBSTRUCT VENTILATION.
VOLTS R.M.S. THIS CORRESPONDS TO 0.5 MILLIAMP A.C ANY
VALUE EXCEEDING THIS LIMIT CONSTITUTES A POTENTIAL SHOCK4. WALL AND SHELF MOUNTED INSTALLATIONS USING A COMMER-
CIAL MOUNTING KIT. MUST FOLLOW THE FACTORY APPROVED
HAZARD AND MUST BE CORRECTED IMMEDIATELY.
MOUNTING INSTRUCTIONS A PRODUCT MOUNTED TO A SHELF OR
A.C. VOLTMETERPLATFORM MUST RETAIN ITS ORIGINAL FEET (OR THE EQUIVALENT
THICKNESS IN SPACERS) TO PROVIDE ADEQUATE AIR FLOW
ACROSS THE BOTTOM, BOLTS OR SCREWS USED FOR FASTENERS
MUST NOT TOUCH ANY PARTS OR WIRING. PERFORM LEAKAGE
TEST ON CUSTOMIZED INSTALLATIONS.
5. CAUTION CUSTOMERS AGAINST THE MOUNTING OF A PRODUCT ON
SLOPING SHELF OR A TILTED POSITION, UNLESS THE PRODUCT IS
PROPERLY SECURED.
GOOD EARTH GROUNDPLACE THIS PROBE6. A PRODUCT ON A ROLL-ABOUT CART SHOULD BE STABLE ON ITS
SUCH AS THE WATERON EACH EXPOSEDMOUNTING TO THE CART. CAUTION THE CUSTOMER ON THE HAZ-
PIPE. CONDUIT. ETCMETAL PARTARDS OF TRYING TO ROLL A CART WITH SMALL CASTERS ACROSS
THRESHOLDS OR DEEP PILE CARPETS.
SUBJECT: GRAPHIC SYMBOLS7. CAUTION CUSTOMERS AGAINST THE USE OF A CART OR STAND
WHICH HAS NOT BEEN LISTED BY UNDERWRITERS LABORATORIES,
THE LIGHTNING FLASH WITH APROWHEAD SYMBOL. WITHININC. FOR USE WITH THEIR SPECIFIC MODEL OF TELEVISION
AN EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THERECEIVER OR GENERICALLY APPROVED FOR USE WITH T.V.OS OF
SERVICE PERSONNEL TO THE PRESENCE OF UNINSULATEDTHE SAME OR LARGER SCREEN SIZE.
ODANGEROUS VOLTAGE� THAT MAY BE OF SUFFICIENT MAG-8. CAUTION CUSTOMERS AGAINST THE USE OF EXTENSION CORDS,
NITUDE TO CONSTITUTE A RISK OF ELECTRIC SHOCK.
EXPLAIN THAT A FOREST OF EXTENSIONS SPROUTING FROM A SIN-
THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIAN-GLE OUTLET CAN LEAD TO DISASTROUS CONSEQUENCES TO
GLE IS INTENDED TO ALERT THE SERVICE PERSONNEL TOHOME AND FAMILY.
THE PRESENCE OF IMPORTANT SAFETY INFORMATION IN
SERVICE LITERATURE.
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ACEC
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