Service Manuals, User Guides, Schematic Diagrams or docs for : RCA TV RCA 27GT630

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                                                        PRECAUTIONS
                                                 SAFETY PRECAUTIONS
                                                                                                                                                                                                                                                                                                    4631
                                                                                                                                                                                                                                                                                Technical Service Data
SERVICE
SERVICE WARNING                                                                  SAFETY CHECKS -- FIRE AND SHOCK HAZARD
Only qualified service technicians who are familiar with safety checks                Leakag Checks for Receivers                Ground
                                                                                 Cold Leakage Checks for Receivers with Isolated Ground
                                                                                                                                                                                                                                                                                                         GE




                                                                                                                                                                     SET 4631
and guidelines should perform service work. Before replacing parts,                                                                                                                                                                      INDEX
                                                                                 Unplug the AC cord, connect a jumper across the plug prongs, and turn
disconnect power source to protect electrostatically sensitive parts. Do
not attempt to modify any circuit unless so recommended by the                   the power switch on (if applicable). Use an ohmmeter to measure the                                                                                                                              Model 27GT630TX51 (Chassis CTC203AA5)
manufacturer. When servicing the receiver, use an isolation transformer          resistance between the jumped AC plug and any exposed metal cabinet                                                         Error Codes Chart ..................................           1
between the line cord and power receptacle.                                      parts such as antenna screw heads, control shafts, or handle brackets.                                                      High Voltage Shutdown Test ..................                  1
                                                                                 Exposed metal parts with a return path should measure between 1M                                                            IC Functions ...........................................       2
SERVICING THE HIGH VOLTAGE AND CRT
SERVICING           OLT        CRT                                               ohms and 5.2M ohms. Parts without a return path must measure infinity.
                                                                                                                                                                                                             Important Parts Information ...................                1
Use EXTREME CAUTION when servicing the high voltage circuits. To
                                                                                     Leakag          Check
                                                                                 Hot Leakage Current Check                                                                                                   Miscellaneous Adjustments ....................                 1
discharge static high voltage, connect a 10K ohms resistor in series with a
test lead between the receiver ground and CRT anode lead. DO NOT lift            Plug the AC cord directly into an AC outlet. DO NOT use an isolation                                                        Parts List .................................................   4
the CRT by the neck. Always wear shatterproof goggles when handling              transformer. Use a 1500 ohms, 10W resistor in parallel with a .15

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