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AIWA NSXA959
Manual de Servicio


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

Descripción del AIWA NSXA959 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
7. DC Balance/
Settings :
q

Mono Distortion

Adjustment

..�-� � � � 13. l&C/PB Frequency Response Adjustment Settings : � Test tape: TTA�602
q q

Test point:

TP3, TP4 (DC Balance) TP8, TP9 (Distortion)

Test point:

TP6(Lch),

TP7(Rch) IN)

q q

Adjustment

location

: L771

Input signal : 1kHz &l OkHz (LINE location:

Input level : 54dB Method

� Adjustment

SFR351 (Lch) SFR352 (Rch)

Method

: Set to FM 98.OMHZ and adjust L77 1 so that the voltage between TP3 and TP4 becomes OV + 0.04V. Next, check that the distortion is less than 1.3%

: Apply a 1kHz signal and REC mode. Then adjust OSC attenuator so that the output level at the TP6, TP7 becomes 17mV. Record and play back the lkHz and 10kHz signals and adjust SFRS so

8.

Auto Stop Level Check MW Settings : Method: Test Point: TP5 c Input level : 52dB Set to AM 1000kHz and check that the auto stop is at 52dB +lOdB FM Settings : Method:
q q q

that the output of the 10kHz signals becomes OdB + 0.5dB with respect to that of the 1kHz signal. 14. RECIPB Frequency Response Check Settings : c Test tape: TTA-615
q q

/ -15dB.

Test point : TP6(Lch), TP7(Rch) Input signal : 1kHz / 10kHz (LINE

IN)

Test Point: TP5 Input level : 25dB

Method

: Apply a lkHz signal and REC mode. Then adjust OSC attenuator so that the output level at the TP6, TP7 becomes 17mV. Record and play back the lkHz and 10kHz signals and check that the output is OdB k 2dB.

Set to FM 98.OMHZ and check that the auto stop is at 25dB ~ 10dB.

< DECK 9.

SECTION

> 15. REC/PB Sensitivity
q q

Adjustment TP7(Rch)

Tape Speed Adjustment Settings :
q q q

(DECK

1, DECK 2)

Settings :

Test tape : TTA�1OO Test point: Adjustment TP6(Lch), TP7(Rch) location : SFR1 Method

Test tape: TTA�602 Test point : TP6(Lch),

� Input signal : 1kHz (LINE IN) q Adjustment location : SFR305 (Lch) SFR306 (Rch) : Apply a lkHz signal and REC mode, Then adjust OSC attenuator so that the output level at the TP6, TP7 becomes 170mV. Record and play back the lkHz signals and adjust SFRS so that the output of signals becomes O + 0.5dB.

Method:

Play back the test tape and adjust SFR1 so that the frequency counter reads 3000Hz f 5Hz. Adjustment (DECK 1, DECK 2)

10, Head Azimuth Settings :
q q q

Test tape: TTA-300 Test point: Adjustment TP6(Lch), location: TP7(Rch) Head azimuth adjustment screw

the lkHz

16, REC/PB Sensitivity
Settings :
q q q

Method:

Play back (FWD) the 10kHz signal of the test tape and adjust screw so that the output becomes maximum. Next, perform on REV PLAY mode. 1, DECK 2)

Check Test tape: TTA-615 Test point: TP6(Lch), TP7(Rch) Input signal :1 kHz (LINE IN)

Method:

Apply a lkHz signal and REC mode. Then adjust OSC attenuator so that the output level at the TP6, TP7 becomes 170mV. Record and play back the lkHz signals and check that the output is O A 1.5dB.

11. PB Frequency Response Check (DECK Settings : Method:
q q

Test tape: TTA�300 Test point :TP6(Lch),

TP7(Rch)

Play back the 315Hz and 10kHz signals of the test tape and check that the output ratio of the 10kHz signal with respect to that of the 315Hz signal is within 2dB.

12. PB Sensitivity

Adjustment

(DECK

1, DECK 2) TP7(Rch) SFR301 (DECKl,Lch) SFR302 (DECKl,Rch) SFR303 (DECK2,Lch) SFR304 (DECK2,Rch)

Settings : � Test tape: TTA-200 q Test point : TP6(Lch),
q

Adjustment

Location:

Method:

Play back the test tape and adjust SFRS so that the output level at TP6,TP7 becomes 245mVt 10mV.

41

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