Sony XR-M510 service manual Section Servicing Notes, Precaution on OPEN/CLOSE Front Panel

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XR-M510

SECTION 1

SERVICING NOTES

PRECAUTION ON OPEN/CLOSE FRONT PANEL

The front panel opens to the bottom of main unit.

In performing the repair, place the main unit on the base having the height exceeding 1 cm.

front panel

base XR-M510

1cm

( SIDE VIEW)

Open the front panel by supplying the power through the follow- ing steps:

1.Disconnect the motor connector (CN501) from main board.

2.Supply the power to the motor.

Voltage : 9 V

Yellow wiring : MOTOR –

Black wiring : MOTOR +

black wiring

yellow wiring

+

MODEL IDENTIFICATION

There are three types of main board in according of destination.

– MAIN Board (Component Side) –

R719

IC601

R720

– MAIN Board (Conductor Side) –

connector (CN501)

R625

R626

 

R625

R626

R719

R720

Indicated language

 

 

 

 

 

 

TYPE A

a

a

English, Spanish,

Swedish, Portuguese

 

 

 

 

 

 

 

 

 

 

 

TYPE B

a

a

French, German, Dutch,

 

 

 

 

 

Italian

South

a

a

English, Czeck, Polish,

European

Turkish

 

 

 

 

 

 

 

 

 

 

TYPE A, B, or South European model can also be identified from the front panel display language.

For a switching method of display language, see page 5.

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Contents Cassette type Dolby B NR Dolby NR off SpecificationsGeneral Table of ContentsMechanical Adjustments Electrical Adjustments DiagramsSection Servicing Notes Precaution on OPEN/CLOSE Front PanelGeneral SectionPrecautions Precauciones Säkerhetsföreskrifter Precauções Changing the sound and display settingsNollställningsknappen Reset button Botão de reinicializaçãoDashboard Salpicadero Instrumentbrädan Botón de restauración ΠλήκτρNotas de ejemplo de conexiones Diagrama de conexión de alimentaciónStrömanslutningsschema Diagrama de ligação de correnteUtrustning som visas Equipamento utilizado nas Exemplo de ligações Connection exampleEjemplo de conexiones Anslutningarna enligt exempletMechanism Deck MG-25E-136 Section DisassemblyMotor Block ASSY, CAM R Assy Front Panel AssyMain Board SUB Panel XR SUB AssyHeat Sink Section Assembly Front Panel Machinery Motor Block AssyCAM R Assy Screw PTT2.6 ⋅ Motor block assy Connector CN501 Cam R assy ARM Suction Mechanism DeckGear LDG-FT Lever LDG-A / LDG-BMounting Position of CAPSTAN/REEL Motor M901 Guide CSection Mechanical Adjustments Section Electrical AdjustmentsTape Deck Section Tuner Section Disc buttonsBlock Diagram TUNER/TAPE Section Section DiagramsMPX Block Diagram Main SectionSPE-IN Block Diagram -DISPLAY/BUS Control Section+5V Regulator Block Diagram Power Supply SectionWaveforms Main Board Semiconductor Location Printed Wiring Boards Main Board Component SidePrinted Wiring Boards Main Board Conductor Side XR-M510 XR-M510 XR-M510 XR-M510 Printed Wiring Boards SUB Board Schematic Diagram SUB Board Printed Wiring Boards Display Board Schematic Diagram Display Board See page 25 for Waveforms TDA7402TR IC501 BA8270FV-E2 Main Board IC601 MB90574BPMT-G-257-BND System Controller IC PIN Function DescriptionAvcc Accin LED SW2 PE0 PE1 LCDCE0 Ground terminal for A/D converter Cord with Connector ISO Power Exploded ViewsSUB Panel Section LIST. ENTER. SOUND. Menu Front Panel Section55 1-694-685-11 Conductive BOARD, Connection 65 A-3283-095-A Display BOARD, CompleteMain Board Section 107 A-3326-298-A Switch BOARD, CompleteMechanism Deck Section MG-25E-136 165 A-3220-607-A Mechanism Deck AssyM901 A-3291-665-A Motor ASSY, Main CAPSTAN/REEL Display Section Electrical Parts ListDisplay Main Elect MainBuzzer CAPACITOR/SHORTDiode UDZS-TE17-5.6B ConnectorElect Block BUS Audio IN, Audio OUT REAR/FRONTKRA103S KRC103SR260 216-821-11 Main SUB Switch