Sony Ericsson XR-C7500RX instruction

XR-C7500R/C7500RX

7-15. SCHEMATIC DIAGRAM – KEY Board – See• page 29 for Waveforms.

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Sony Ericsson XR-C7500RX service manual Schematic Diagram KEY Board See page 29 for Waveforms

Contents

XR-C7500R/C7500RX Specifications General Table of ContentsDiagrams Section Servicing Notes Section General Setting the clock Installation Instalación Montering Instalação Reset button Connections Conexiones Anslutning Ligações Connection example Ejemplo de conexiones XR-C7500R/XR-C7500RX AEP, UK XR-C7500RX E Power connection diagram SUB Panel ASS’Y Section DisassemblyMechanism Deck MG-25G-136 Heat Sink 2P Main Board Housing Section Assembly of Mechanism DeckARM Suction Gear LDG-FT Lever LDG-A / LDG-B Mounting Position of CAPSTAN/REEL Motor M901 Guide C Tape Tension Measurement Section Mechanical AdjustmentsSection Electrical Adjustments Torque Measurement Tuner Section Tape Speed AdjustmentDolby Level Adjustment Tape Deck Section Section DiagramsBlock Diagram TUNER/TAPE Section Signal Path MW/LW Tape Play Signal Path Block Diagram Main Section Remote Block Diagram DISPLAY/KEY Control Section BUS-ON Block Diagram BUS CONTROL/POWER Supply Section BUS Audio Tape Play Semiconductor Location Component Side Printed Wiring Board Main Board Component Side Semiconductor Location Conductor Side Printed Wiring Board Main Board Conductor Side XR-C7500R/C7500RX XR-C7500R/C7500RX XR-C7500R/C7500RX XR-C7500R/C7500RX Printed Wiring Board SUB Board Schematic Diagram SUB Board KEY Board Waveforms Main Board Printed Wiring Board KEY Board Schematic Diagram KEY Board See page 29 for Waveforms IC50 SAA6588T/V2-118 IC Block Diagrams Main Board IC10IC100 CXD2726Q-4 IC250 CXA2510AQ-T4 IC201IC500 BA8270F-E2 Pin No Pin Name Description IC PIN Function Description Xlat Main Board IC600 MB90574BPMT-G-265-BND System Controller Dsplat Accin Stop Loading Eject Brake TUX1 Except E 54 3-041-003-01 Button LIST/ENTER DSPL. LIST. Enter Front Panel Section60 1-694-660-11 Conductive BOARD, Connection 164 Mechanism Deck Section MG-25G-136159 158 155 154 157 156 153152 168 151 160 163 161 162 Section Electrical Parts List KEY Rotary Encoder ResistorMetal Chip RES-CHIP Ceramic Chip 8PF SWITCH, Tactile with LEDKEY Main SEEK/AMS + M Double Layer Tantalum Diode CRZ22 TE85L.SONY FilmDiode DTZ5.6B Diode MA152WA-TX RN5VD33AA-TL TDA7402TRLB1930M-TLM BA09ST-V5 R27 216-809-11 Type C Main SUB 508 507 501 502503 504 505 506 507