Aiwa CSD-FD71 User Manual download pdf (Page 27)

ADJUSTMENT <TUNER / DECK>

< TUNER SECTION >

1. AM(MW) VT Adjustment

Settings : • Test point : TP2(VT)

• Adjustment location : L004

Method : Set to AM 1000 kHz , MW999kHz <K,EZ> and

adjust L004 so that the test point voltage becomes

3.75 V ± 0.02 V. Then set to AM530kHz , MW

531 kHz <K,EZ> and check that the test point voltage

is between 1.0 V ~ 1.4 V.

2. AM(MW) Tracking Adjustment

L003.....................................................................600 kHz

L003...............................................................603 kHz<K,EZ>

TC001................................................................1400 kHz

TC001..........................................................1404 kHz<K,EZ>

3. LW Tracking Adjustment<K,EZ>

L003...........................................................................153 kHz

TC001........................................................................288 kHz

4. AM IF Adjustment

Settings : • Test point : TP1(DET)

• Adjustment location : L007

Method : Adjust L007 so that the output level at 1400 kHz

becomes maximum.

5. AM IF Adjustment<K,EZ>

Settings : • Test point : TP1(DET)

• Adjustment location : L007

Method : Adjust L007 so that the output level at 1404 kHz

becomes maximum.

6. FM VT Adjustment

Settings : • Test point : TP2(VT)

• Adjustment location : L006

Method : Set to FM 108.0 MHz and adjust L006 so that the

test point voltage becomes 6.0 V ± 0.2 V

7. FM Tracking Adjustment

L005..............................................................................98.0 MHz

< DECK SECTION >

8. Tape Speed Adjustment

Settings : • Test tape : TTA – 100

• Test point : J251 (PHONES jack)

• Adjustment location : SFR on Tape Motor

Method : Play back the test tape and adjust SFR so that

the frequency counter reads 3000 Hz ± 30 Hz.

9. Head Azimuth Adjustment

Settings : • Test tape : TTA – 320

• Test point : J251 (PHONES jack)

• Adjustment location : Azimuth adjustment screw

Method : Play back the 8 kHz signal of the test tape and adjust

screw so that the output becomes maximum.

10. Bias frequncy Adjustment

L801..................................................................85 kHz ± 0.5 kHz

-27-

IC001

TUNER C.B

L004

L007

IC002

TP2(VT)

TP1(DET)

TC001

L003

(BAR-ANT)

L006

L005

C039

RPH

M1 (TAPE MOTOR)

MAIN C.B

L801

IC801

CN201

CN801

PHONES

J251

H.P. C.B

http://www.xiaoyu163.com

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Aiwa CSD-FD71 User Manual Page 27

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