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SONY TCWE525
Manual de Servicio


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  • Contiene diagramas del circuito
  • Descargable
  • Formato PDF
  • Manual completo
  • Idiomas: English
Precio: $4.99

Descripción del SONY TCWE525 Manual de Servicio

Manual de servicio completo en formato digital (archivo PDF). Los manuales de servicio por lo general contienen diagramas de circuitos, tarjetas de circuitos impresos, consejos para reparación, diagramas de cableado, diagramas de bloque y lista de refacciones. El Manual de Servicio (a veces llamado Manual de Reparación) es usado principalmente por los técnicos.

Si tan solo quiere saber cómo utilizar su televisión, reproductor de vídeo, reproductor de mp3, etc. Quizá lo que necesita es el Manual del Propietario. Después de colocar la orden le enviaremos las instrucciones de descarga a su dirección de e-mail.

The manual is available in languages: English

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TEXT_PDF_SNIPPET
Record/Playback Head Azimuth Adjustment DECK A Procedure: 1. Forward Playback Mode
test tape P-4-A100 (10 kHz, �10 dB) 47 k� set

DECK B

Tape Speed Adjustment Procedure: �Forward Playback Mode�
test tape WS-48B (3 kHz, 0 dB)

DECK A

DECK B

level meter

frequency counter 47 k� set
+ �

+ �

LINE OUT

LINE OUT

2. Turn the adjustment screw for the maximum output levels. If these levels do not match, turn the adjustment screw until both of output levels match together within 1 dB.

L-CH peak

output within level 1 dB

within 1 dB

(High speed adjustment) 1. Set to test mode. (Refer to page 10.) 2. Set to FWD playback mode. 3. Twice pressing the HIGH/NORMAL switch. 4. Adjust RV316 (DECK A), RV416 (DECK B) so that the frequency counter reading becomes 5,980 ± 20 Hz. 5. Release test mode after adjustment is completed. (Normal speed adjustment) 1. Set to FWD playback mode. 2. Adjust RV317 (DECK A), RV417 (DECK B) so that the frequency counter reading becomes 3,000 ± 10 Hz. (Pitch control adjustment) (DECK A) (TC-WE525 only) 1. Push the PITCH CONTROL switch. 2. Set RV986 (PITCH CONTROL knob) to mechanical center. 3. Set to FWD playback mode. 4. Adjust RV318 so that the frequency counter reading becomes 2,990 ± 10 Hz. Frequency difference between the beginning and the end of the tape should be within ± 3%. Frequency difference between the deck A and deck B the beginning of the tape should be within ± 1.5%. Adjustment Location: MAIN board (See page 13.)

screw position

R-CH peak L-CH peak R-CH peak

screw position

3. Playback Mode
test tape P-4-A100 (10 kHz, �10 dB)

L-CH

47 k�

oscilloscope

set

V

+ �

H + �

R-CH

47 k�

Playback Level Adjustment Procedure: �Forward Playback Mode�
test tape P-4-L300 (315 Hz, 0 dB) set

DECK A

DECK B

LINE OUT Screen Pattern

level meter 47 k�
+ �

In phase 45� good

90�

135� 180� wrong

LINE OUT

4. Change the reverse playback mode and repeat the steps 1 to 3. 5. After the adjustment, lock the adjustment screws with suitable locking compound. Adjustment Location: �record/playback head�

Adjust DECK A : RV111 (L-CH), RV211 (R-CH) and DECK B : RV121 (L-CH), RV221 (R-CH) so the level meter reading becomes the adjustment limits below. Adjustment Value: LINE OUT level : �7.7 ± 0.5 dB (0.301 to 0.338 V) Level difference between channels : within 0.5 dB Confirm that the LINE OUT level does not change in playback mode while changing the mode from playback to stop several times. Adjustment Location: MAIN board (See page 13.)

forward side

reverse side

adjustment screws

� 11 �

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