Sony Ericsson XR-C7500RX Section Disassembly, SUB Panel ASS’Y, Mechanism Deck MG-25G-136

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SECTION 3

DISASSEMBLY

Note: Follow the disassembly procedure in the numerical order given.

SUB PANEL ASS’Y

4 two claws

6 sub panel ass’y

3 screw (PTT2.6 ⋅ 6)

3 four screws (PTT2.6 ⋅ 6)

1screw (PTT2.6 ⋅ 5)

2 cover

5 flexible flat cable (CN580)

3 screw (PTT2.6 ⋅ 6)

4 claw

MECHANISM DECK (MG-25G-136)

3 screw (PTT2.6 ⋅ 6)

4mechanism deck

(MG-25G-136)

2connector (CN201)

1 flexible board (CN250)

10

Image 10

Contents Specifications XR-C7500R/C7500RXSection Servicing Notes Table of ContentsDiagrams GeneralSetting the clock Section GeneralInstallation Instalación Montering Instalação Reset button Connections Conexiones Anslutning Ligações XR-C7500R/XR-C7500RX AEP, UK Connection example Ejemplo de conexionesXR-C7500RX E Power connection diagram SUB Panel ASS’Y Section DisassemblyMechanism Deck MG-25G-136 Main Board Heat Sink 2PHousing Section Assembly of Mechanism DeckARM Suction Lever LDG-A / LDG-B Gear LDG-FTGuide C Mounting Position of CAPSTAN/REEL Motor M901Torque Measurement Section Mechanical AdjustmentsSection Electrical Adjustments Tape Tension MeasurementTape Deck Section Tape Speed AdjustmentDolby Level Adjustment Tuner SectionSignal Path MW/LW Tape Play DiagramsBlock Diagram TUNER/TAPE Section SectionBlock Diagram Main Section Signal PathBlock Diagram DISPLAY/KEY Control Section RemoteBlock Diagram BUS CONTROL/POWER Supply Section BUS-ONBUS Audio Tape Play Printed Wiring Board Main Board Component Side Semiconductor Location Component SidePrinted Wiring Board Main Board Conductor Side Semiconductor Location Conductor SideXR-C7500R/C7500RX XR-C7500R/C7500RX XR-C7500R/C7500RX XR-C7500R/C7500RX Printed Wiring Board SUB Board Schematic Diagram SUB Board Waveforms Main Board KEY BoardPrinted 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 IC PIN Function Description Pin No Pin Name DescriptionXlat 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 161 162 Mechanism Deck Section MG-25G-136159 158 155 154 157 156 153152 168 151 160 163 164Section Electrical Parts List KEY RES-CHIP ResistorMetal Chip Rotary EncoderSEEK/AMS + M SWITCH, Tactile with LEDKEY Main Ceramic Chip 8PFTantalum Double LayerDiode MA152WA-TX FilmDiode DTZ5.6B Diode CRZ22 TE85L.SONYBA09ST-V5 TDA7402TRLB1930M-TLM RN5VD33AA-TLR27 216-809-11 Type C Main SUB 506 507 501 502503 504 505 508 507