PRODUCT SAFETY SERVICING GUIDELINES
CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT INVOLTAGE MEASURE MUST NOT EXCEED 75 VOLTS R.M.S.
ANY WAY. NEVER PERFORM CUSTOMIZED INSTALLATIONSTHIS CORRESPONDS TO 0.5 MILLIAMP AC ANY VALUE
WITHOUT MANUFACTURER?S APPROVAL. UNAUTHORIZEDEXCEEDING THIS LIMIT CONSTITUTES A POTENTIAL
MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY, BUTSHOCK HAZARD AND MUST BE CORRECTED IMMEDIATELY.
MAY LEAD TO YOUR BEING LIABLE FOR ANY RESULTING
PROPERTY DAMAGE OR USER INJURY.
SERVICE WORK SHOULD BE PERFORMED ONLY AFTER YOU
ARE THOROUGHLY FAMILIAR WITH ALL OF THE FOLLOWING
SAFETY CHECKS AND SERVICING GUIDELINES. TO DO
OTHERWISE, INCREASES THE RISK OF POTENTIAL HAZARDS
AND INJURY TO THE USER.
WHILE SERVICING, USE AN ISOLATION TRANSFORMER FOR
PROTECTION FROM AC LINE SHOCK.
SAFETY CHECKSSUBJECT : GRAPHIC SYMBOLS
AFTER THE ORIGINAL SERVICE PROBLEM HAS BEEN
THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL, WITHIN AN
CORRECTED. A CHECK SHOULD BE MADE OF THE
EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE USER TO THE
FOLLOWING.PRESENCE OF UNINSULATED ?DANGEROUS VOLTAGE? WITHIN THE
PRODUCT?S ENCLOSURE THAT MAY BE OF SUFFICIENT MAGNITUDE TO
SUBJECT : FIRE & SHOCK HAZARDCONSTITUTE A RISK OF ELECTRIC SHOCK.
1. BE SURE THAT ALL COMPONENTS ARE POSITIONED INTHE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS
SUCH A WAY AS TO AVOID POSSIBILITY OF ADJACENTINTENDED TO ALERT THE USER TO THE PRESENCE OF IMPORTANT
OPERATING AND MAINTENANCE (SERVICING) INSTRUCTIONS IN THE
COMPONENT SHORTS. THIS IS ESPECIALLY IMPORTANT
LITERATURE ACCOMPANYING THE APPLIANCE.
ON THOSE MODULES WHICH ARE TRANSPORTED TO AND
FROM THE REPAIR SHOP.
2. NEVER RELEASE A REPAIR UNLESS ALL PROTECTIVESUBJECT : TIPS ON PROPER INSTALLATION
DEVICES SUCH AS INSULATORS, BARRIERS, COVERS,1. NEVER INSTALL ANY PRODUCT IN A CLOSED-IN RECESS,
SHIELDS, STRAIN RELIEFS, POWER SUPPLY CORDS, ANDCUBBYHOLE OR CLOSELY FITTING SHELF SPACE. OVER
OTHER HARDWARE HAVE BEEN REINSTALLED PEROR CLOSE TO HEAT DUCT, OR IN THE PATH OF HEATED
ORIGINAL DESIGN. BE SURE THAT THE SAFETY PURPOSEAIR FLOW.
OF THE POLARIZED LINE PLUG HAS NOT BEEN DEFEATED.2. AVOID CONDITIONS OF HIGH HUMIDITY SUCH AS:
3. SOLDERING MUST BE INSPECTED TO DISCOVER POSSIBLEOUTDOOR PATIO INSTALLATIONS WHERE DEW IS A
COLD SOLDER JOINTS, SOLDER SPLASHES OR SHARPFACTOR, NEAR STEAM RADIATORS WHERE STEAM
SOLDER POINTS. BE CERTAIN TO REMOVE ALL LOOSELEAKAGE IS A FACTOR, ETC.
FOREIGN PARTICLES.3. AVOID PLACEMENT WHERE DRAPERIES MAY OBSTRUCT
4. CHECK FOR PHYSICAL EVIDENCE OF DAMAGE ORREAR VENTING. THE CUSTOMER SHOULD ALSO AVOID THE
DETERIORATION TO PARTS AND COMPONENTS. FORUSE OF DECORATIVE SCARVES OR OTHER COVERINGS
FRAYED LEADS, DAMAGED INSULATION (INCLUDING ACWHICH MIGHT OBSTRUCT VENTILATION.
CORD). AND REPLACE IF NECESSARY FOLLOW ORIGINAL4. WALL AND SHELF MOUNTED INSTALLATIONS USING A
LAYOUT, LEAD LENGTH AND DRESS.COMMERCAL MOUNTING KIT MUST FOLLOW THE FACTORY
5. NO LEAD OR COMPONENT SHOULD TOUCH A RECEIVINGAPPROVED MOUNTING INSTRUCTIONS A PRODUCT
TUBE OR A RESISTOR RATED AT 1 WATT OR MORE. LEADMOUNTED TO A SHELF OR PLATFORM MUST RETAIN ITS
TENSION AROUND PROTRUDING METAL SURFACES MUSTORIGINAL FEET (OR THE EQUIVALENT THICKNESS IN
BE AVOIDED.SPACERS) TO PROVIDE ADEQUATE AIR FLOW ACROSS
6. ALL CRITICAL COMPONENTS SUCH AS FUSES,THE BOTTOM, BOLTS OR SCREWS USED FOR FASTENERS
FLAMEPROOF RESISTORS, CAPACITORS, ETC. MUST BEMUST NOT TOUCH ANY PARTS OR WIRING. PERFORM
REPLACED WITH EXACT FACTORY TYPES, DO NOT USELEAKAGE TEST ON CUSTOMIZED INSTALLATIONS.
REPLACEMENT COMPONENTS OTHER THAN THOSE5. CAUTION CUSTOMERS AGAINST THE MOUNTING OF A
SPECIFIED OR MAKE UNRECOMMENDED CIRCUITPRODUCT ON SLOPING SHELF OR A TILTED POSITION,
MODIFICATIONS.UNLESS THE PRODUCT IS PROPERLY SECURED.
7. AFTER RE-ASSEMBLY OF THE SET ALWAYS PERFORM AN6. A PRODUCT ON A ROLL-ABOUT CART SHOULD BE STABLE
AC LEAKAGE TEST ON ALL EXPOSED METALLIC PARTS OFON ITS MOUNTING TO THE CART. CAUTION THE
THE CABINET, (THE CHANNEL SELECTOR KNOB, ANTENNACUSTOMER ON THE HAZARDS OF TRYING TO ROLL A CART
TERMINALS. HANDLE AND SCREWS) TO BE SURE THE SETWITH SMALL CASTERS ACROSS THRESHOLDS OR DEEP
IS SAFET TO OPERATE WITHOUT DANGER OF ELECTRICALPILE CARPETS.
SHOCK. DO NOT USE A LINE ISOLATION TRANSFORMER7. CAUTION CUSTOMERS AGAINST THE USE OF A CART OR
DURING THIS TEST USE AN AC VOLTMETER, HAVING 5000STAND WHICH HAS NOT BEEN LISTED BY UNDERWRITERS
OHMS PER VOLT OR MORE SENSITIVITY, IN THELABORATORIES, INC. FOR USE WITH THEIR SPECIFIC
FOLLOWING MANNER; CONNECT A 1500 OHM 10 WATTMODEL OF TELEVISION RECEIVER OR GENERICALLY
RESISTOR, PARALLELED BY A .15 MFD, 150V AC TYPEAPPROVED FOR USE WITH T.V.?S OF THE SAME OR
CAPACITOR BETWEEN A KNOWN GOOD EARTH GROUNDLARGER SCREEN SIZE.
(WATER PIPE, CONDUIT, ETC.) AND THE EXPOSED8. CAUTION CUSTOMERS AGAINST THE USE OF EXTENSION
METALLIC PARTS, ONE AT A TIME. CORDS, EXPLAIN THAT A FOREST OF EXTENSIONS
MEASURE THE AC VOLTAGE ACROSS THE COMBINATIONSPROUTING FROM A SINGLE OUTLET CAN LEAD TO
OF 1500 OHM RESISTOR AND .15 MFD CAPACITOR. DISASTROUS CONSEQUENCES TO HOME AND FAMILY.
REVERSE THE AC PLUG AND REPEAT AC VOLTAGE
MEASUREMENTS FOR EACH EXPOSED METALLIC PART. |
ACEC
