Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung TV 06_Troubleshooting

<< Back | Home

Most service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.




Image preview - the first page of the document
06_Troubleshooting


>> Download 06_Troubleshooting documenatation <<

Text preview - extract from the document
                                                                                                                             Plug in Power Cord


                                                                                                       ON                           Check                            OFF




Samsung Electronics
                                                                                                                                    LED lamp


                                                                                                                                                                                                       Check
                                                                                                                                                                                                                                               5-1 No Power
                                                            Abnormal                  Check                         Normal
                                                                                  MICOM IIC #5, #6                                                                                                IC901 MICOM
                                                                                                                                                                                                   Input Voltage                  Normal
                                                                                                                                                                                                                                                              5. Troubleshooting



                                                                                                                                                                                     Abnormal
                                                                                                                                                                                                                           Check and Replace
                                                    Check                                                                                                                                                                     the MICOM
                                           Level Shifter Q909, Q910                                                                 Check                                          Check           Normal
                                      Output(If 2N7000 Output has the DC                                 Normal                                          Abnormal          IC903 3.3V Regulator                    Check and Replace
                                                                                                                             the MICOM Power #59
                                       Component over 0.7V, it is broken)                                                    With Remote Controller                            Input Voltage                             IC903

                             Normal                                             Abnormal                    Normal                                         Replace                   Abnormal
                                                                                                                                                         the MICOM
                          Check                                                                                                                                                  Check            Abnormal             Replace
                                               Abnormal                      Replace                   Replace           Abnormal                                            D801 and D811
                         MICOM                                                                                                           Replace Q908                                                                 D801 or D811
                        IIC #2, #3                                          Q909, Q910                  Q908
                                                                                                                                                                                      Normal
                             Normal                                                                         Normal
                          Check                                                                                                                                                   Check           Normal
                                                     Replace                                                             Abnormal                                          IC804 Input Voltage                     Check and Replace
                      IC902 EEPROM                EEPROM(IC902)                                         Check                              Replace                                                                       IC804
                                                                                                     IC802, IC803                        IC802, IC803
                             Normal                                                                                                                                                  Abnormal
                                                                                                            Normal
                                                                                                                                                                                 Check            Normal           Check and Replace
                      Check IC201S                                                                      Check            Abnormal                                            R828 and D805
                                                                                                                                           Replace                                                                   R828 or D805
                                                                                                      IC201S VDP
                                                                                                      H-OUT #50                             IC201S
                                                                                                                                                                                     Abnormal
                                                                                                            Normal
                                                                                                                                                                                 Check
                                                                                                                                                                            IC801S and FP801S
                                                                                                       Check             Abnormal          Replace
                                                                                                      Q401 H-TR                             Q401

                                                                                                            Normal

                                                                                                        Check            Abnormal           Check
                                                                                                       135V Line                        PC801S, IC801S

                                                                                                            Normal

                                                                                                        Replace
                                                                                                          FBT




                             Note : When you check whether any component is normal, you must let the output pin be open in order not to be affected by the side of output.




5-1
                                                                                                                                                                                                                                                                                   Troubleshooting
                                                                                                                                                                                                    Samsung Electronics
                                                                                                        No Picture, but sound is
                                                                                                        in normal operation
                                                                                                   Turn the VR of FBT, higher screen
                                                                            Normal                 voltage and Check the Deflection              Abnormal
                                                                                                    is in Normal Operation
                                                                                                   (If the deflection is in operation,
                                                                                                    flyback signal is appeared)
                                          Normal           Check                 Abnormal                                                      Normal         Check      Abnormal
                                                     CRT PCB RK, BK, GK                                                                                     IC201S #31
                                       Check               Abnormal                     Check                 Abnormal
                                                                                     HIC202, HIC203,                                                          Abnormal                   Abnormal
                                    Heater Voltage                                                                                             Check 8V                    Check DZ202
                                                                                     HIC204 Output
                                            Normal                                                              Check           Abnormal           Normal                       Normal
                                                            Check CRT and FBT                                 IC201S #63                                      Check                      Replace
                                                                                                                or #59                                        IC803                       DZ202
                                   Check CRT and FBT                                        Normal
                                                                                                                    Normal
                                                                                                                                                Check                       Replace
                                                                                                           Replace IC201S                       IC301                       IC201S
                                                                                         Check
                                                                                     200V, 16.5V Line                            Check
                                                                                                                           Tuner CVBS Output
                  5-2 No Picture
Troubleshooting




                                                                                                                                                                                                    5-2
                                                                                                          Troubleshooting


5-3 No Sound



                        No Sound, but Picture is
                        in normal operation



            Normal       Check the CN602                                  Abnormal
                         Connection and Signal




    Check the Speaker                                        Normal            Check                Abnormal
    Wire Connection                                                           14V Line


                                                      Check                                              Check
                                                     IC602 #7                   Abnormal                FA803S
                                           (If the pin is in low state,
                                                  Sound is mute)

                                                           Normal
                                                                                  Check
                                                                                D816, Q906

                                                       Check                    Abnormal
                                                   IC601 #24, #25

                                                           Normal
                                                                                  Replace
                                                                                   IC602

                                                        Check
                                                     IC601 Input                Abnormal
                                                   Voltages (5V,8V)

                                                           Normal
                                                                                   Check
                                                                           the coils around IC601

                                                     Check                      Abnormal
                                               IC601 Input Signal

                                                           Normal


                                                       Replace                    Check
                                                        IC601                    the Tuner




Samsung Electronics                                                                                                  5-3
      MEMO




5-4          Samsung Electronics



◦ Jabse Service Manual Search 2024 ◦ Jabse PravopisonTap.bg ◦ Other service manual resources online : FixyaeServiceinfo