Service Manuals, User Guides, Schematic Diagrams or docs for : BOSE Audio AM-25-2 251571 schematics

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251571 schematics


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                                                                                                                                +3.3V                                          +5V

                             +3.3V


                             +12V                                                                                                  +3.3V


                             -12V




                                              +12V

                                                                                                                                                 +5V         +5V

                                                      147239

                                                                                                    +5V



                                                                                                                          +5V


                                               +12V

                  10V TURN-ON                                                                              147239
                     PG3 C/6                           147239




                                               -12V                                 +12V   -12V




                                              +12V
                      +12V
                                                                                                  147239

                                                      147239




                                                -12V




                                                                                                                     147239
                                                                      +5V
                                                                            +5V


                                                                                                                                                       +5V         +5V




                                                                                                                    +10.9V                 +5V
                                                                                                                                                                         +5V
                                                                +5V


                                                                +5V




                                                                                  +12V




Power supply voltages drop to zero when console is turned off.
                                       +5V                                                               +5V




                                                                                                   +5V



                                                                                      +5V

                                                                                            5V




                                                                                     +5V




                                                                                                                  +5V



      +5V




                                                                                                  +5V

                                                                                                                                    +5V   +3.3V




    +3.3V

                                                                         +5V


                                                                               +5V
                                                                                                  +5V




                                                                                                               5V 0V




                                                                 +5V


                                                                                                                        +5V




                                                                                                                              +5V




                                                                       +5V




                                                                                                 +5V




Power supply voltages drop to zero when console is turned off.
                                                                                  12V



                                                                 10V TURN ON
                                                                    PG1 C/8              11.3V




                                                                               9.8V

                                                                                        9.1V




                                                                                        1.2V

                                                                               1.9V

                                                                                        1.2V




Power supply voltages drop to zero when console is turned off.
Power supply voltages drop to zero when console is turned off.
                                                                                                 0V
                                                                                                          NOTE - At power down, 5V will be present at the base of Q500
                                                                                                PG2 B/4   for approximately 5 seconds to allow pin 19 of U500 to be pulled
                                                                                                          low, shutting off the regulator. The 3.3V supply is turned off as
                                                                                                          part of the normal power down sequence.

                                                                                12.5V




                                                                                        +3.3V

                                                                 +3.3V
                                                                                1.5V




                                                                         +17V




Power supply voltages drop to zero when console is turned off.



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